A mower includes a cutting assembly at least partially accommodated in a cutting chamber and including a first blade and a second blade that are adjacently arranged along a configuration direction and have the same direction of rotation; and a mower deck formed with or connected to a flow guide member, where the flow guide member has a first end facing a grass outlet and a second end facing away from the grass outlet in the extension direction of the flow guide member, and the first end and the second end are located on two sides of a first plane, respectively.
A01D 34/71 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical avec des moyens pour décharger les produits fauchés
A01D 34/66 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p. ex. un tracteur, ou tirés par un animal ou un véhicule à plusieurs couteaux
A01D 34/685 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur à plusieurs couteaux
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
An electric drill includes an electric motor, having a stator and a rotor, disposed in a housing; a driver circuit including multiple switches disposed on a current path from a battery pack to the electric motor; a controller configured to switch on and off the multiple switches to adjust power supply from the battery pack to the electric motor; an output shaft for mounting a working head; and a transmission mechanism connected between the rotor and the output shaft. The transmission mechanism is a two-stage deceleration mechanism and includes a first-stage deceleration mechanism and a second-stage deceleration mechanism. The electric motor drives the working head to rotate via the transmission mechanism and the output shaft and the maximum rotational speed of the working head is greater than or equal to 2800 rpm.
A sawing tool includes a motor; a battery pack supplying power to the motor; and a control circuit for controlling the motor to rotate or brake. The control circuit includes a driver circuit including multiple high-side switching elements and multiple low-side switching elements; and a controller electrically connected to at least the driver circuit and outputting a control signal to control the states of the multiple high-side switching elements and the multiple low-side switching elements. The controller is configured to: in response to a brake signal, control the driver circuit to operate in an energy feedback state and adjust the duty cycle of the control signal to adjust the magnitude of the feedback current in the energy feedback state. The energy feedback state includes a brake mode and a freewheeling mode; and the feedback current generated in the freewheeling mode is fed back to the battery pack.
A battery pack for powering an electronic device is provided. The battery pack for powering an electronic device includes a housing assembly, a cell module, at least one temperature detection apparatus, and a detection support. The housing assembly is mounted to the electronic device and supported by the electronic device. The cell module includes multiple cells and a cell support supporting the multiple cells, where the cell module is disposed in the housing assembly. Multiple temperature detection apparatuses are configured to detect temperatures of the multiple cells. The detection support is configured to support a temperature detection apparatus to cause the position of the temperature detection apparatus in the housing assembly to be fixed.
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 50/284 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports comprenant l’insertion de cartes de circuits, p. ex. de cartes de circuits imprimés
H01M 50/516 - Procédés pour interconnecter les batteries ou cellules adjacentes par soudage, brasage ou brasage tendre
A stand-on mower includes a foot pedal for a user to stand on; a walking assembly including at least two drive wheels and at least two walking electric motors, where the at least two walking electric motors drive the at least two drive wheels one to one; and a power supply configured to power at least the walking assembly to enable the at least two drive wheels to output torque to drive the stand-on mower to walk and further configured to power at least a cutting assembly to enable a mowing element to cut vegetation. The ratio of maximum output torque of a single drive wheel to an unladen weight of the stand-on mower is greater than or equal to 1.2 N·m/kg.
A01D 34/66 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p. ex. un tracteur, ou tirés par un animal ou un véhicule à plusieurs couteaux
A walk-behind working machine includes a body including a walking assembly and a drive assembly for driving the walking assembly; a handle device including a grip for a user to hold; and a connecting rod assembly for connecting the body to the handle device. The walk-behind working machine further includes a display capable of displaying information related to the walk-behind working machine. In this manner, it is convenient for the user to acquire the work information of a working machine, thereby improving the convenience of use of the user.
A01D 34/68 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur
A01D 34/00 - FaucheusesAppareils de fauchage des moissonneuses
A01D 43/063 - Faucheuses combinées avec des appareils permettant d'effectuer des opérations supplémentaires pendant le fauchage avec des moyens pour collecter, ramasser ou charger les produits fauchés dans un conteneur porté par la faucheuseConteneurs à cet effet
A battery pack includes a battery pack body and a battery connection apparatus. The battery connection apparatus includes a device body and multiple battery connection terminals disposed on the device body and capable of at least transmitting electrical energy. Each of the multiple battery connection terminals is configured to have a cylindrical structure and is configured to withstand a maximum current of less than or equal to 400 A.
H01M 50/296 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les bornes des blocs de batterie
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
H01M 50/249 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux aéronefs ou aux véhicules, p. ex. aux automobiles ou aux trains
A fastener driver (100), comprising a striking assembly (12) comprising a striking member (121) configured to strike a fastener; a power mechanism (20) configured to generate power for driving the striking member (121) and comprising a gas spring mechanism or a mechanical spring mechanism; a motor (14) configured to drive the power mechanism (20) to move and generate power; and a battery pack (300) at least supplying power to the motor (14), wherein the striking member (121) comprises a striking end (1211) for striking the fastener, and a groove (1213) is formed at the striking end (1211).
A fastener driver includes: a trigger assembly operated by a user to switch between a first state in which a striker is allowed to strike a fastener and a second state in which the striker is forbidden to strike the fastener; a lifting assembly, where at least part of the lifting assembly is movably disposed in a magazine to drive the fastener to move in the magazine; and a dry fire prevention assembly having a dry fire prevention state, where the dry fire prevention assembly includes a stopper, and in the dry fire prevention state, the trigger assembly is forbidden by the stopper to switch to the first state. When the trigger assembly obstructs the stopper from performing a first motion, the lifting assembly drives the stopper to perform a second motion.
A power tool includes: a working assembly configured to perform work of the power tool; a drive assembly including an electric motor and configured to drive the working assembly; a power supply assembly configured to supply power to the drive assembly; and a control assembly at least configured to control running of the electric motor. The control assembly includes a first circuit board and at least one heat dissipation element. At least one power element is included on the first circuit board. Each heat dissipation element includes: a main body configured to be in thermal contact with a surface of a power element; and a first connection portion connected to the main body and electrically connected to the first circuit board.
A mower and a control system for a mower. The mower comprises: a frame (10); a blade assembly (30); a traveling assembly (20); at least one driving module (60), which comprises an electric driving axle and an electric driving motor (62) and is configured to drive the blade assembly (30) and/or the traveling assembly (20); a power supply device (200), which comprises at least one energy storage device and is configured to supply power to the at least one driving module (60); a bus network (80), which is configured to transmit signals between a plurality of components of the mower; and a plurality of control modules (70), each control module (70) comprising a processor and a memory and configured to programmably control various functions of the mower, wherein the bus network (80) is constructed using at least two different communication protocols, at least one of which is an Ethernet protocol, and the driving module (60) and each control module (70) transmit signals through the bus network (80) under the rules of the corresponding communication protocol.
A01D 34/64 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p. ex. un tracteur, ou tirés par un animal ou un véhicule
An impact tool includes: an electric motor including a drive shaft rotating about a first axis; an impact member configured to be driven by the electric motor; an output mechanism configured to be provided with an impact force by the impact member; a transmission mechanism disposed between the electric motor and the impact member and transmitting torque outputted by the drive shaft to the impact member; and a power supply configured to supply electrical energy to the impact tool. The output mechanism includes: a first output shaft driven by an impact member to rotate, a second output shaft connected to the first output shaft and retained at the front-most end of the impact tool to be mounted with a tool accessory. The front end surface of the first output shaft is configured as a force-bearing region bearing an impact reaction force from the tool accessory.
B25F 5/00 - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
B25B 21/02 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrousAccessoires pour appareils à percer ayant les mêmes buts avec des moyens pour communiquer un choc à la tige du tournevis ou à la douille de la clé à écrou
B25B 23/00 - Parties constitutives ou accessoires des clés à écrous, clés anglaises, tournevis
13.
METHOD FOR ESTIMATING A RELATIVE STATE OF CHARGE OF A BATTERY PACK AND ELECTRICAL DEVICE SYSTEM
A method for estimating a relative state of charge (RSoC) of a battery pack. The battery pack includes a housing, multiple cells, a power tool interface, and a first circuit board electrically connected to the power tool interface, where a first controller is disposed on the first circuit board. The estimation method includes: acquiring the voltage and the current of the battery pack through a detection assembly; determining the current depth of discharge (DoD) of the battery pack based on the voltage and the current of the battery pack; determining the endpoint DoD of the battery pack in the current working condition based on the voltage, the current, and the current DoD of the battery pack; and calculating the RSoC of the battery pack in the current working condition according to the current DoD and the endpoint DoD.
G01R 31/388 - Détermination de la capacité ampère-heure ou de l’état de charge faisant intervenir des mesures de tension
G01R 31/367 - Logiciels à cet effet, p. ex. pour le test des batteries en utilisant une modélisation ou des tables de correspondance
G01R 31/374 - Dispositions pour le test, la mesure ou la surveillance de l’état électrique d’accumulateurs ou de batteries, p. ex. de la capacité ou de l’état de charge avec des moyens pour corriger la mesure en fonction de la température ou du vieillissement
G01R 31/389 - Mesure de l’impédance interne, de la conductance interne ou des variables similaires
G01R 31/392 - Détermination du vieillissement ou de la dégradation de la batterie, p. ex. état de santé
An adapter (100), comprising: at least one first connecting portion (1) configured to be connected to a first battery pack (200); at least one second connecting portion (2) configured to be connected to a second battery pack (300); a first power supply port (3) configured to be connected to a charger (400); a second power supply port (4) configured to be connected to an output end of a photovoltaic device (500); and a conversion circuit (5), wherein the first connecting portion (1) is electrically connected to the first power supply port (3) and the second power supply port (4) by means of the conversion circuit (5), and the second connecting portion (2) is electrically connected to the first power supply port (3) and the second power supply port (4) by means of the conversion circuit (5); the adapter (100) is configured to at least have a first working mode and a second working mode; in the first working mode, the electric energy provided by the charger (400) is used for charging at least one of the first battery pack (200) and the second battery pack (300); and in the second working mode, the electric energy provided by the photovoltaic device (500) is used for charging at least one of the first battery pack (200) and the second battery pack (300).
A self-moving mower, comprising: a mower body; a traveling wheel assembly, which is configured to support the mower body and drive the self-moving mower to travel; a blade assembly, which is operably attached to the mower body and is configured to cut grass; and a controller, which comprises a processor and a memory, and controls a traveling route of the self-moving mower, wherein the controller is configured to: on the basis of current position information of the self-moving mower, set a region in a preset shape as a first cutting region; set as a second cutting region a region that is in the preset shape and is adjacent to the first cutting region, the second cutting region sharing a common edge with the first cutting region; control the self-moving mower to travel in the first cutting region, so as to cut grass in the first cutting region; and after the self-moving mower finishes cutting the grass in the first cutting region, control the self-moving mower to travel in the second cutting region, so as to cut grass in the second cutting region.
A surface treatment tool includes a housing, a drive assembly, a transmission system, and a working accessory. The drive assembly is disposed in the housing and includes an electric motor. The transmission system includes an input shaft and an output shaft. The working accessory is connected to the output shaft. A first plane P1 is defined, the point of intersection between the first plane P1 and the input axis is a first point of intersection C1, the point of intersection between the first plane P1 and the output axis is a second point of intersection C2, the line connecting C1 and C2 is a transmission centerline, the included angle between the projection line of the motor axis onto the first plane P1 and the transmission centerline is a first included angle α that is greater than or equal to 90 degrees and less than or equal to 170 degrees.
B24B 23/02 - Machines de meulage portatives, p. ex. à guidage manuelAccessoires à cet effet comportant des outils de meulage rotatifsAccessoires à cet effet
An electric tool, comprising: a housing; a brushless motor; a power interface supplying power to the brushless motor; a driving circuit comprising a plurality of switching elements and configured to apply a driving voltage to a winding of each phase of the brushless motor; a controller electrically connected to the driving circuit and configured to generate a target voltage vector by means of current closed-loop control and output a pulse width modulation signal to control the on state of the plurality of switching elements to control the operation of the brushless motor; a voltage estimation unit configured to obtain a motor parameter of the brushless motor, and estimate, on the basis of the motor parameter and a direct-axis voltage equation, a theoretical voltage vector corresponding to the target voltage vector; and an electrical angle correction unit configured to determine an electrical angle offset on the basis of the target voltage vector and the theoretical voltage vector, and correct a rotor position signal on the basis of the electrical angle offset.
H02P 21/22 - Commande du courant, p. ex. en utilisant une boucle de commande
H02P 25/02 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de moteur ou par des détails de structure caractérisés par le type de moteur
H02P 21/18 - Estimation de la position ou de la vitesse
H02P 6/06 - Dispositions pour la régulation de la vitesse d'un seul moteur dans lesquelles la vitesse du moteur est mesurée et comparée à une grandeur physique donnée pour ajuster la vitesse du moteur
H02P 6/28 - Dispositions pour la commande du courant
H02P 6/08 - Dispositions pour commander la vitesse ou le couple d'un seul moteur
H02P 21/14 - Estimation ou adaptation des paramètres des machines, p. ex. flux, courant ou tension
A fastener driver, comprising a striking assembly (12), which comprises a striking member (121) for driving a fastener; a driving mechanism (13), which comprises an impact member (133) for driving the striking member (121) and an energy storage assembly (132) for impacting on the impact member (133) when energy is released; a motor, which is configured to drive the driving mechanism (13); and a support member (19), which is arranged at the front end of the impact member (133) close to the striking member (121) in an impact direction, wherein when the impact member (133) is impacted to the foremost end, a buffer space (17) is formed between the support member (19) and the impact member (133), so as to buffer the impact of the impact member (133) on the support member (19).
A method and apparatus for detecting the position of a rotor of an electric motor, and an electric tool. The method for detecting the position of a rotor of an electric motor comprises: applying a voltage pulse to each set of windings of an electric motor (S110); acquiring a response current generated by each set of windings on the basis of the voltage pulse, wherein the response current comprises at least one of a bus current and a phase current (S120); on the basis of the response current of each set of windings, determining a required time for each set of windings to reach a preset current threshold (S130); and on the basis of the required time of each set of windings, determining an initial position of a rotor (S140).
H02P 6/185 - Dispositions de circuits pour détecter la position sans éléments séparés pour détecter la position utilisant la détection par inductance, p. ex. excitation par impulsion
A power tool includes an electric motor, a power supply module, a driver circuit, a control module, and a detection module. Under sensorless control, the power tool can accurately identify an occasion for controlling a brushless motor to switch from an open-loop control mode to a closed-loop control mode.
B24B 23/02 - Machines de meulage portatives, p. ex. à guidage manuelAccessoires à cet effet comportant des outils de meulage rotatifsAccessoires à cet effet
H02P 6/06 - Dispositions pour la régulation de la vitesse d'un seul moteur dans lesquelles la vitesse du moteur est mesurée et comparée à une grandeur physique donnée pour ajuster la vitesse du moteur
A riding lawn mower includes a body, a seat, a chassis, a mowing element, a steering operation assembly, a power supply device, and a tool interface, where the seat is configured for a user to sit on, the power supply device is configured to provide a power supply to the riding lawn mower, the tool interface is configured to be connected to an external power supply to charge the power supply device, and the tool interface and at least part of the power supply device are disposed on the front side of the seat.
A01D 34/64 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p. ex. un tracteur, ou tirés par un animal ou un véhicule
An alternating-current polishing machine. The alternating-current polishing machine comprises an output shaft (12), a brushless electric motor (14), a transmission mechanism (15), a housing (10), a control assembly (20) and an anti-electromagnetic interference device (30), wherein the output shaft (12) is configured to drive a working accessory (13) to move; the brushless electric motor (14) is provided with or connected to an electric motor shaft (141); the transmission mechanism (15) is configured to realize transmission between the electric motor shaft (141) and the output shaft (12); the housing (10) forms a holding portion (11) for a user to hold; the control assembly (20) comprises a circuit board assembly (21) and a circuit element (22); and the anti-electromagnetic interference device (30) is configured to suppress electromagnetic interference. Moreover, nominal power of the entire brushless electric motor (14) is greater than 500 W and less than 2500 W. The distance from the tail of the housing (10) to a center line of the output shaft (12) is a first length L3, the first length L3 being less than or equal to 450 mm.
B24B 23/02 - Machines de meulage portatives, p. ex. à guidage manuelAccessoires à cet effet comportant des outils de meulage rotatifsAccessoires à cet effet
A misting fan includes a fan assembly including fan blades and a first electric motor for driving the fan blades; a support assembly supporting the fan assembly; a nozzle spraying a water mist; a second electric motor and a water pump, where the second electric motor drives the water pump to supply a water source to the nozzle; and a power supply assembly for supplying power to the first electric motor and the second electric motor, where the power supply assembly includes a first power interface and a second power interface, the first power interface is configured to be electrically connected to a battery pack, and the second power interface is configured to be electrically connected to an external power supply. The power supply assembly further includes a charging circuit, and the charging circuit charges the battery pack using the external power supply when a charging condition is satisfied.
An outdoor moving device includes a main body, a first energy storage device, a second energy storage device, and a connection assembly. The first energy storage device is capable of supplying power to the outdoor moving device and includes at least one first energy storage unit. The second energy storage device is capable of supplying power to the outdoor moving device and includes at least one second energy storage unit. The connection assembly is used for mounting the second energy storage device to the main body. The first energy storage device is detachably mounted to the main body, the first energy storage device is detachable from the main body to supply power to another power tool, the first energy storage unit includes a first positive electrode made of a first material, and the second energy storage unit includes a second positive electrode made of a second material.
A01D 69/02 - Mécanismes d'entraînement ou éléments de ceux-ci pour moissonneuses ou faucheuses électriques
A01D 34/64 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p. ex. un tracteur, ou tirés par un animal ou un véhicule
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
A chainsaw includes: a housing; a chain and a guide plate, where the chain is disposed around the periphery of the guide plate, one end of the guide plate is supported on the housing, and the other end of the guide plate extends out of the housing along the lengthwise direction of the housing; a motor configured to drive the chain to cut; and a position detection assembly configured to detect a rotor position of the motor. The position detection assembly includes a magnetic member and a position sensor. The magnetic member is disposed on an end portion of an output shaft of the motor, the housing has an air guide portion configured to guide a heat dissipation airflow, and the position sensor is disposed on the air guide portion.
A multipurpose gardening tool system, comprising a first multipurpose gardening tool and a second multipurpose gardening tool. The first multipurpose gardening tool comprises: a first attachment connector, configured to allow connection of a working device (200); and a first power device (300), configured to drive the working device (200) to work. The second multipurpose gardening tool comprises: a second attachment connector, configured to allow connection of the working device (200); and a second power device, configured to drive the working device (200) to work. The working device (200) can be detachably adapted to at least one of the first attachment connector and the second attachment connector. At least one of the first multipurpose gardening tool and the second multipurpose gardening tool is a wheeled tool.
A fastener driver includes a firing pin, a piston connected to the firing pin, a driving member driving a striking assembly to move backward to a top dead center position, and an energy storage device driving the striking assembly to move forward to a bottom dead center position to output an impact force. The distance L3 between the top dead center position and the bottom dead center position is defined as the stroke of the striking assembly, the fastener driver is configured to drive a fastener within a preset length LA to move, and the ratio of the stroke of the striking assembly to the preset length is less than or equal to 1.5 to 1.
Provided are an electric wagon and an electronically power assisted wagon. The electric wagon includes a wagon body including at least a foldable frame; a handle device connected to the wagon body; a walking assembly including at least driving wheels; a drive motor configured to drive the driving wheels to rotate; a power supply connection portion configured to be detachably connected to a battery pack for supplying power to the drive motor, and a controller electrically connected to at least the drive motor to control the drive motor to rotate.
B62B 3/00 - Voitures à bras ayant plus d'un essieu portant les roues servant au déplacementDispositifs de direction à cet effetAppareillage à cet effet
B62B 3/02 - Voitures à bras ayant plus d'un essieu portant les roues servant au déplacementDispositifs de direction à cet effetAppareillage à cet effet comportant des parties réglables, rabattables, attachables, détachables ou transformables
B62B 5/00 - Accessoires ou détails spécialement adaptés aux voitures à bras
B62B 5/06 - Appareillage pour la propulsion à main, p. ex. guidons
An electric tool, comprising: a functional member (20); a motor (10), driving the functional member (20) to operate; and a power supply apparatus (30), at least supplying power to the motor (10). The motor (10) comprises a motor shaft (14), a stator assembly (11), a rotor assembly (12), and a control assembly (13). The stator assembly (11), the rotor assembly (12), and the control assembly (13) are coaxially arranged along the motor shaft (14), and the stator assembly (11) and the rotor assembly (12) are nested with each other; the rotor assembly (12) comprises a rotor winding (121); and the control assembly (13) comprises a fixed part (131) and a rotating part (132). The fixed part (131) remains positionally fixed along with the stator assembly (11) during operation of the electric tool, and the rotating part (132) rotates around the motor shaft (14) along with the rotor winding (121) during the operation of the electric tool. The control assembly (13) transmits electric energy from the power supply apparatus (30) to the rotor winding (121) by means of non-contact coupling between the fixed part (131) and the rotating part (132), or measures parameters related to a rotor current and/or a rotor voltage of the rotor winding (121).
Hand held power operated tools, namely, oscillating multi-tools for cutting, sanding, grinding, sawing, scraping; Power saws; Electric sanders; Grinders being power tools; Power operated cutting tools.
A charging system includes an electrical energy conversion device and multiple electrical energy receiving devices connected in cascade. The charging system charges battery packs electrically connected to the multiple electrical energy receiving devices. The electrical energy conversion device includes a controller; a power interface for connecting an external power supply; a connecting port for connecting one of the multiple electrical energy receiving devices; and a conversion circuit electrically connected to the power interface and the connecting port separately. Each of the multiple electrical energy receiving devices includes an electrical energy input port for connecting the electrical energy conversion device or another of the multiple electrical energy receiving devices; and an electrical energy output port for connecting another of the multiple electrical energy receiving devices. The controller is configured to adjust an output of the connecting port based on the number of the multiple electrical energy receiving devices.
A cut-off saw includes a housing; an electric motor having a motor shaft; an output shaft for mounting and driving a saw blade; a transmission assembly for transmitting power between the motor shaft and the output shaft; a circuit board assembly including a circuit board and a heat dissipation member, where the circuit board is connected to the heat dissipation member; and a heat conductive member connected to the housing, where the heat conductive member is at least partially located outside the housing. The housing has an opening, and the heat dissipation member is at least partially exposed relative to the housing through the opening and is in thermal contact with the heat conductive member.
B28D 7/02 - Accessoires spécialement conçus pour leur utilisation avec les machines ou les dispositifs des autres groupes de la présente sous-classe pour enlever ou faire se déposer la poussière p. ex. par pulvérisation de liquidesAccessoires spécialement conçus pour leur utilisation avec les machines ou les dispositifs des autres groupes de la présente sous-classe pour refroidir les pièces travaillées
B28D 1/04 - Travail de la pierre ou des matériaux analogues p. ex. briques, béton, non prévu ailleursMachines, dispositifs, outils à cet effet par sciage avec des lames de scie circulaires ou des disques de scie
A power tool includes an electric motor; a power supply management device; a driving device driving the electric motor to operate to implement a main function; and an operating device being operated to activate one or more functions and output a function signal. The power tool has the main function and an auxiliary function, and the function signal includes a main function signal and an auxiliary function signal. The power supply management device is configured to output a first enable signal when receiving any function signal and output a third enable signal to the driving device when receiving the main function signal. The power tool further includes a first controller configured to output a first drive signal to the driving device when receiving the first enable signal. The driving device drives the electric motor to operate when receiving the third enable signal and the first drive signal.
B25F 5/00 - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
B25C 1/06 - Outils tenus à la main pour clouerDispositifs d'alimentation en clous pour ces outils actionnés électriquement
H02P 27/06 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p. ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs
34.
ADAPTER AND COMBINATION OF A BATTERY PACK AND AN ADAPTER
A combination includes a battery pack and an adapter. The battery pack includes a battery pack interface at least capable of being detachably connected to a power tool. A first adapter includes a plug, an alternating current input interface, an alternating current-direct current conversion circuit, and a direct current output interface. A second adapter is capable of being electrically connected to the first adapter and the battery pack. The second adapter includes an adapter interface, a direct current interface, a voltage conversion circuit, and a two-way control module. The direct current interface is configured to be detachably electrically connected to the direct current output interface. The voltage conversion circuit is connected in series between the direct current interface and the adapter interface. The two-way control module is connected between the direct current interface and the adapter interface and connected to the voltage conversion circuit.
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H02J 7/02 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries pour la charge des batteries par réseaux à courant alternatif au moyen de convertisseurs
A charging system includes an adapter configured to receive charging power from a charging pile for charging an electric vehicle and a charger pluggably and electrically connected to the adapter and used for charging an energy storage device using the charging power. The adapter has a first interface and a second interface, the first interface is electrically connected to the charging pile, and the second interface is electrically connected to the charger. The preceding technical solution is adopted so that the adapter adapted to the charging pile for a vehicle to acquire electrical energy is provided, and the adapter is pluggably connected to the charger to charge the energy storage device connected to the charger.
A mower includes a main machine including a mowing element configured to implement a mowing function of the mower and a chassis configured to accommodate at least part of the mowing element, where the chassis is formed with an airflow channel, and the airflow channel includes a grass discharge port disposed at a rear end of the main machine; and a grass discharge assembly configured to implement a grass discharge function. The grass discharge assembly includes a body configured to guide grass clippings out of the grass discharge port; and a connecting portion configured to connect the grass discharge assembly to the main machine. The body includes a top wall baffle and a side wall baffle, and the top wall baffle and the side wall baffle are connected so that the body is basically in an inverted L shape.
A01D 34/71 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical avec des moyens pour décharger les produits fauchés
A01D 34/68 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur
A power supply system includes a mains interface; a power rail electrically connected to the mains interface; at least one alternating current (AC) device interface mounted onto the power rail, where the AC device interface is used for connecting an AC power device; and multiple direct current (DC) device interfaces mounted onto the power rail, where at least one of the multiple DC device interfaces is used for connecting an energy storage device. The DC device interface includes a first working state and a second working state. In the case where the DC device interface is configured to be in the first working state, electrical energy flows from the power rail to the energy storage device; and in the case where the DC device interface is configured to be in the second working state, the electrical energy flows from the energy storage device to the power rail.
H02J 4/00 - Circuits pour réseaux principaux ou de distribution, la nature alternative ou continue du courant n'étant pas précisée
B60R 16/033 - Circuits électriques ou circuits de fluides spécialement adaptés aux véhicules et non prévus ailleursAgencement des éléments des circuits électriques ou des circuits de fluides spécialement adapté aux véhicules et non prévu ailleurs électriques pour l'alimentation des sous-systèmes du véhicule en énergie électrique caractérisé par l'utilisation de cellules électriques ou de batteries
H02J 3/28 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie
H02J 3/38 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs
H02J 13/00 - Circuits pour pourvoir à l'indication à distance des conditions d'un réseau, p. ex. un enregistrement instantané des conditions d'ouverture ou de fermeture de chaque sectionneur du réseauCircuits pour pourvoir à la commande à distance des moyens de commutation dans un réseau de distribution d'énergie, p. ex. mise en ou hors circuit de consommateurs de courant par l'utilisation de signaux d'impulsion codés transmis par le réseau
H02M 1/10 - Dispositions comprenant des moyens de conversion, pour permettre l'alimentation à volonté d'une charge par des sources de puissance de nature différente, p. ex. à courant alternatif ou à courant continu
H04B 3/54 - Systèmes de transmission par lignes de réseau de distribution d'énergie
A nail gun includes a housing; an electric motor disposed in the housing; a battery pack configured to power the electric motor; a firing assembly configured to be capable of moving from an initial position to a firing position to drive a nail into a workpiece and moving from the firing position to the initial position within a nailing cycle; a parameter detection unit connected to at least the electric motor and configured to detect at least a working parameter of the electric motor; and a controller connected to at least the parameter detection unit. The controller is configured to, if the working parameter of the electric motor in a startup process is less than or equal to a parameter threshold, restrict a maximum duty cycle of a startup control signal to being less than or equal to a duty cycle threshold.
A power tool includes a housing, an electric motor, a switch assembly, and a directional assembly. The motor is disposed at least partially in the housing and includes a rotating shaft rotatable about a first axis. The switch assembly is operable to switch between a startup position and a shutdown position. The switch assembly sends a startup signal to the motor at the startup position. The switch assembly sends a shutdown signal to the motor at the shutdown position. The directional assembly is for the user to operate to control a rotation direction of the electric motor. The directional assembly is further configured to mate with the switch assembly to lock the switch assembly at the startup position. When the directional assembly is operated to be disengaged from the switch assembly to unlock the switch assembly, the switch assembly switches to the shutdown position.
A nail gun includes a housing; an electric motor disposed in the housing; a firing assembly configured to be capable of moving from an initial position to a firing position to drive a nail into a workpiece and moving from the firing position to the initial position within a nailing cycle; a parameter detection unit connected to at least the electric motor and configured to detect at least the number of revolutions of the electric motor; and a controller connected to at least the parameter detection unit. The controller is configured to, when the number of revolutions is greater than or equal to a first revolution number threshold and less than a second revolution number threshold, control the electric motor to operate at a constant rotational speed.
A sander includes a body and a battery pack, The body includes a housing, an electric motor, a base plate, and a battery pack coupling portion, where the battery pack is mountable to the battery pack coupling portion; the electric motor is disposed in the housing and has a rotatable motor shaft; laminations of the electric motor are located between the battery pack and an output shaft; and the angle γ between an axis of the motor shaft and a plane where the base plate is located is greater than or equal to 0° and less than or equal to 25°.
B24B 23/02 - Machines de meulage portatives, p. ex. à guidage manuelAccessoires à cet effet comportant des outils de meulage rotatifsAccessoires à cet effet
B24B 55/10 - Équipement d'enlèvement des poussières sur les machines à meuler ou à polir spécialement conçus pour machines de meulage portatives, p. ex. à guidage manuel
B25F 5/00 - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
B25F 5/02 - Structure des boîtiers, corps ou poignées
A lighting device includes a light housing; a light source disposed at least partially in the light housing; a battery pack with a height dimension H1 defined; and a battery pack receiving portion formed on or connected to the light housing. The light housing includes a first state with a height dimension H2 and a second state with a height dimension H3 along a height direction of the light housing, the height dimension H2 in the first state is less than the height dimension H3 in the second state, and the height dimension H2 in the first state is less than or equal to the height dimension H1 of the battery pack.
F21L 4/04 - Dispositifs d'éclairage électriques avec des accumulateurs ou des piles électriques incorporés caractérisés en ce qu'une partie du boîtier de la source lumineuse est fixée de façon réglable sur le reste du dispositif
F21V 3/02 - GlobesVasquesVerres de protection caractérisés par leur forme
F21V 15/01 - Boîtiers, p. ex. matériau ou assemblage de parties du boîtier
F21V 17/02 - Fixation des parties constitutives des dispositifs d'éclairage, p. ex. des abat-jour, des globes, des réfracteurs, des réflecteurs, des filtres, des écrans, des grilles ou des cages de protection avec possibilité de réglage
F21V 21/08 - Dispositifs pour la fixation facile à un endroit voulu
A power tool includes a motor, a power supply device, a driver circuit, a parameter acquisition module, and a controller. The motor includes a stator and a rotor. The motor is configured to generate a reluctance torque. The driver circuit is electrically connected to the motor to drive the motor. The parameter acquisition module is configured to acquire a current of the motor, a rotational speed of the motor, and a position of the rotor. The controller is configured to: according to at least one of the current of the motor, the rotational speed of the motor, or the position of the rotor, dynamically adjust a current applied to the stator so that an included angle between a stator flux linkage of the motor and a rotor flux linkage of the motor ranges from 90° to 135°.
H02P 21/22 - Commande du courant, p. ex. en utilisant une boucle de commande
B23B 45/02 - Perceuses tenues à la main ou perceuses analogues portatives, p. ex. en forme de pistoletÉquipement à cet effet entraînées électriquement
B25F 5/00 - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
H02P 27/12 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p. ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs avec modulation de largeur d'impulsions appliquant des impulsions en guidant le vecteur-flux, le vecteur-courant, ou le vecteur-tension sur un cercle ou une courbe fermée, p. ex. pour commande directe du couple
A charging system includes an electrical energy conversion device and multiple electrical energy receiving devices connected in cascade. The charging system charges battery packs electrically connected to the multiple electrical energy receiving devices. The electrical energy conversion device includes a controller; a power interface for connecting an external power supply; a connecting port for connecting one of the multiple electrical energy receiving devices; and a conversion circuit electrically connected to the power interface and the connecting port separately. Each of the multiple electrical energy receiving devices includes an electrical energy input port for connecting the electrical energy conversion device or another of the multiple electrical energy receiving devices; and an electrical energy output port for connecting another of the multiple electrical energy receiving devices. The controller is configured to adjust an output of the connecting port based on the number of the multiple electrical energy receiving devices.
A self-propelled lawn mower, and a boundary establishment method for the self-propelled lawn mower. The self-propelled lawn mower at least comprises: a body; a traveling wheel assembly, which is configured to support the body; a signal receiving unit, which is configured to receive a signal sent by a first remote device, so as to obtain external positioning data of the self-propelled lawn mower; a first sensor assembly, which is configured to detect surrounding environment information of the self-propelled lawn mower; a second sensor assembly, which is configured to detect a motion state of the self-propelled lawn mower; and a fusion positioning unit, which is configured to position the self-propelled lawn mower on the basis of the environment information and fuse the external positioning data so as to generate a first positioning result, position the self-propelled lawn mower on the basis of the motion state and fuse the external positioning data so as to generate a second positioning result, and fuse the first positioning result and the second positioning result so as to generate a final positioning result.
A battery pack applicable to a power tool is provided. The battery pack includes: a housing assembly; a connection terminal configured to transfer electrical energy; at least two cell units disposed in the housing assembly and electrically coupled to the connection terminal; and a type-C port disposed on a type-C circuit board to transfer electrical energy. The connection terminal of the terminal circuit board and the type-C circuit board are disposed on two end surfaces of the at least two cell units, respectively.
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H01M 50/213 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
H01M 50/284 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports comprenant l’insertion de cartes de circuits, p. ex. de cartes de circuits imprimés
A multifunctional electric tool, comprising a housing (100) and a power mechanism (200). The housing (100) comprises a front part (110) and a holding part (120). The power mechanism (200) comprises an output assembly (210) and a motor (220). The output assembly (210) comprises a first output shaft (211) and a second output shaft (212), the first output shaft (211) being configured to mount and drive a first attachment (400), and the second output shaft (212) being configured to mount and drive a second attachment (500). The motor (220) has a motor shaft (221), the motor shaft (221) driving the first output shaft (211) and the second output shaft (212), and at least one of the first output shaft (211) and the second output shaft (212) being basically parallel to the motor shaft (221).
B23D 47/00 - Machines à scier ou dispositifs de sciage travaillant au moyen de lames circulaires, caractérisés uniquement par la structure d'organes particuliers
48.
BATTERY PACK FOR SUPPLYING POWER TO ELECTRONIC DEVICE
An energy storage apparatus, specifically a battery pack (100) for supplying power to an electronic device. The battery pack comprises a housing assembly (10), a battery cell module (20), at least one temperature detection apparatus (26), and a detection support (28). The housing assembly (10) is mounted to the electronic device and is supported by the electronic device. The battery cell module (20) comprises multiple battery cells (21) and a battery cell support (22) supporting the multiple battery cells (21), and the battery cell module (20) is disposed in the housing assembly (10). Multiple temperature detection apparatuses (26) are configured to detect the temperature of the battery cells (21), and the detection support (28) is configured to support the temperature detection apparatuses (26), so that the positions of the temperature detection apparatuses (26) in the housing assembly (10) are fixed. In the battery pack (100) for supplying power to an electronic device, the temperature detection apparatuses (26) are fixed in place by means of the detection support (28), thereby ensuring that the temperature detection apparatuses (26) can detect the temperature of the battery cell (21), and preventing the temperature detection apparatuses (26) from falling off.
H01M 50/24 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions adaptés pour protéger les batteries de leur environnement, p. ex. de la corrosion
A mower includes a body including a housing assembly, a cutting element used for performing a cutting function and including a first blade and a second blade, a chassis for accommodating at least part of the cutting element, a drive assembly including a first electric motor configured to drive the first blade and a second electric motor configured to drive the second blade, and a battery pack configured to power the drive assembly. The mower further includes a synchronization member drivingly connected to the first electric motor and the second electric motor.
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
A01D 34/685 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur à plusieurs couteaux
A01D 34/69 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur à roues entraînées par un moteur
An impact tool includes a motor shaft; an output shaft used for outputting power and rotating about an output axis; an impact mechanism for providing an impact force; and a transmission mechanism for transmitting power between the motor shaft and the impact mechanism. The transmission mechanism includes a multi-stage transmission assembly, at least one stage of transmission assembly in the multi-stage transmission assembly has an adjustable transmission ratio, and an output transmission ratio of the multi-stage transmission assembly is greater than 1. A rotational speed and torque of the tool are adjusted mechanically so that output power of an electric motor is unchanged, and motor efficiency is improved to a certain extent.
B25F 5/00 - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
B25B 21/02 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrousAccessoires pour appareils à percer ayant les mêmes buts avec des moyens pour communiquer un choc à la tige du tournevis ou à la douille de la clé à écrou
A battery pack includes a battery housing; a battery module disposed in the battery housing, where the battery module includes multiple battery cells, and at least one of the battery cells is a solid-state battery; and a control circuit disposed in the battery housing and configured to use the battery module to supply the electric power to the power tool. The energy W of the battery pack and the volume V1 of the battery pack satisfy the following: when the energy W is greater than or equal to 200 Wh, the volume V1 is less than or equal to 400 cm3; or when the energy W is greater than or equal to 300 Wh, the volume V1 is less than or equal to 800 cm3; or when the energy W is greater than or equal to 700 Wh, the volume V1 is less than or equal to 2500 cm3.
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 10/054 - Accumulateurs à insertion ou intercalation de métaux autres que le lithium, p. ex. au magnésium ou à l'aluminium
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 50/204 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules
H01M 50/233 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions
52.
SELF-MOVING DEVICE SYSTEM AND METHOD FOR DETERMINING POSE OF CHARGING STATION THEREOF
A self-moving device system capable of configuring parameters of a camera assembly, comprising a self-moving device and a charging station. The charging station is configured to charge the self-moving device. The self-moving device comprises: a body; a locomotion wheel assembly configured to support the body; a camera assembly mounted to the body and configured to collect an image of the surroundings of the self-moving device; and a controller which is communicatively connected to the camera assembly and pre-stores three-dimensional feature points pre-calibrated on the charging station on the basis of preset feature information, wherein the controller is configured to: obtain a target image corresponding to the charging station collected by the camera assembly, and perform feature point extraction on the target image on the basis of the preset feature information to obtain two-dimensional feature points; and calibrate parameters of the camera assembly on the basis of a correspondence between the two-dimensional feature points and the three-dimensional feature points.
Disclosed in the present application are a battery pack for supplying power to an electric tool, and an electric tool. The battery pack comprises: a case assembly; a terminal assembly configured to be connected to a tool terminal of an electric tool so as to transmit electric energy; a battery cell module accommodated in the case assembly and electrically connected to the terminal assembly, the battery cell module comprising at least a plurality of pouch-shaped battery cell units; and a metal support member, which is configured to support the battery cell module, and has an outer surface at least partially exposed to an external environment.
A power tool system, comprising a power tool (10); a battery pack (300), which is coupled to the power tool (10) so as to provide power for the power tool (10), wherein at least one of the power tool (10) and the battery pack (300) is provided with a force receiving component (70a); and at least one miniature force sensor (600), which is mounted in the power tool (10) or battery pack (300), wherein the miniature force sensor (600) measures at least one of a parameter of a deformation quantity of a preset part of the force receiving component (70a) or a parameter of an applied force value of the preset part of the force receiving component (70a), and the working current of the miniature force sensor (600) is less than or equal to 10 mA.
A manned lawn mower (100) and an outdoor traveling apparatus. The manned lawn mower (100) comprises: a frame (11); a traveling wheel group (41) mounted on the frame (11), the traveling wheel group (41) comprising at least rear traveling wheels, which comprise a first traveling wheel (411) and a second traveling wheel (412); a traveling motor (42) provided with a driving shaft and configured to drive the traveling wheel group (41); a mowing element driven by a mowing motor; and a power supply assembly (20), which comprises at least one battery pack and is configured to supply power to the traveling motor (42) and/or the mowing motor, wherein the ratio of the distance L1 between the first traveling wheel (411) and the second traveling wheel (412) to the radius R of the first traveling wheel (411) is greater than or equal to 6.
A01D 43/063 - Faucheuses combinées avec des appareils permettant d'effectuer des opérations supplémentaires pendant le fauchage avec des moyens pour collecter, ramasser ou charger les produits fauchés dans un conteneur porté par la faucheuseConteneurs à cet effet
A01D 69/02 - Mécanismes d'entraînement ou éléments de ceux-ci pour moissonneuses ou faucheuses électriques
A01D 67/00 - Châssis ou caisses spécialement adaptés aux moissonneuses ou aux faucheusesMécanismes de réglage de la caissePlates-formes
E01H 5/00 - Enlèvement de la neige ou de la glace des routes ou surfaces analoguesAménagement de la pente ou de la rugosité de la neige ou de la glace
Disclosed in the present application is a fastener driver, comprising: a trigger assembly operable by a user to switch between a first state in which a striker is allowed to strike a fastener and a second state in which the striker is prohibited from striking the fastener; a lifting assembly, which is at least partially movably arranged in a magazine so as to drive the fastener to move in the magazine; and a misfire prevention assembly, which has a misfire prevention state, wherein the misfire prevention assembly comprises a stopper, which prohibits the trigger assembly from switching to the first state when in the misfire prevention state; and when the trigger assembly prevents the stopper from performing a first motion, the lifting assembly drives the stopper to perform a second motion.
A power tool includes: an operation portion including a first handle for a user to grip; a working head drivable to work; a connecting rod connecting the first handle to the working head; and a battery pack configured to power the power tool. The first handle is disposed at the rear end of the connecting rod, and the first handle and the battery pack are disposed vertically along a direction perpendicular to the axis of the connecting rod. When an included angle between the axis of the connecting rod and a walking direction of the power tool is 45 degrees, an extension direction of the first handle forms a first included angle with the walking direction of the power tool, wherein the first included angle is greater than or equal to 30 degrees and less than or equal to 90 degrees.
E01H 5/09 - Enlèvement de la neige ou de la glace des routes ou surfaces analoguesAménagement de la pente ou de la rugosité de la neige ou de la glace par traction animale ou mécaniqueEnlèvement de la neige ou de la glace des routes ou surfaces analoguesAménagement de la pente ou de la rugosité de la neige ou de la glace par traction à bras et entraînement des éléments de détachage ou de transport, p. ex. de transport au moyen d'air comprimé le détachage étant essentiellement effectué par éléments entraînés les éléments étant rotatifs ou se déplaçant sur une trajectoire circulaire fermée, p. ex. fraises rotatives, roues excavatrices
B25F 5/02 - Structure des boîtiers, corps ou poignées
A hedge trimmer includes a body including a housing; a power device including a motor disposed in the housing and configured to drive the hedge trimmer to work; and a battery pack for providing energy for the motor. The motor includes a stator and a rotor, an outer diameter of the motor is greater than or equal to 45 mm and less than or equal to 70 mm, the stator includes a core formed by multiple laminations stacked, the core has a stack length in a direction in which the laminations are stacked, the stack length of the stator is greater than or equal to 20 mm and less than or equal to 35 mm, and the ratio of the outer diameter of the motor to the stack length is greater than or equal to 1.7 and less than or equal to 3.
A walk-behind power tool includes: an energy source providing energy for at least the movement of a working assembly; and a blowing device including a connecting portion configured to be connected to the walk-behind power tool, a first motor driving at least fan blades to rotate to generate an airflow, and a charging portion configured to be electrically connected to the walk-behind power tool so as to cause the first motor to obtain energy.
F04D 29/52 - Carters d'enveloppeTubulures pour le fluide énergétique pour pompes axiales
A01D 34/00 - FaucheusesAppareils de fauchage des moissonneuses
A01D 34/67 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied
A lawn mower includes a blade assembly configured to perform a cutting function. The blade assembly includes an upper blade mounted about a blade rotation axis and an upper blade proximal portion being substantially flat and including a first cutting edge. A lower blade is mounted in overlap with the upper blade about the blade rotation axis. The lower blade includes a lower blade proximal portion positioned outward from the lower blade mounting portion in a radial direction, a lower blade end portion positioned outward from the lower blade proximal portion and below the lower blade proximal portion, and a second cutting edge. A lower blade falling portion transitions from the lower blade proximal portion to the lower blade end portion.
A01D 34/68 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur
A01D 34/685 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur à plusieurs couteaux
A01D 34/71 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical avec des moyens pour décharger les produits fauchés
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
A power tool, a charging device, a battery pack, and a heat dissipation structure. The power tool includes a housing, a printed circuit board assembly, and a heat absorber. The printed circuit board assembly is disposed in the housing. The heat absorber is in thermal contact with at least part of the printed circuit board assembly and configured to absorb heat generated by the printed circuit board assembly. The heat absorber includes a hydrogel.
A blower. The blower (10) comprises a first portion (210), a second portion (220) and a third portion (230) which are connected in sequence. The first portion (210) forms an air outlet, the second portion (220) can be bent, the second portion (220) takes a straight line as a central axis, and the second portion (220) comprises an inner surface (224), the inner surface (224) forming a channel allowing an airflow to circulate, and there being a plane P passing through the central axis; on the plane P, the point on the inner surface (224) which is the farthest from the central axis is defined as a first point F, and the point which is closest to the central axis is defined as a second point E; and a difference value between a distance from the first point F to the central axis and a distance from the second point E to the central axis is a distance difference d, the distance difference d being smaller than or equal to 8 mm.
E01H 1/08 - Emploi de l'air comprimé pour détacher ou enlever les matières indésirablesSéchage par la chaleur uniquement, ou par des courants de gazNettoyage par projection de particules abrasives
H05K 7/20 - Modifications en vue de faciliter la réfrigération, l'aération ou le chauffage
H02K 7/14 - Association structurelle à des charges mécaniques, p. ex. à des machines-outils portatives ou des ventilateurs
63.
AUTONOMOUS MOBILE DEVICE AND WORKING SYSTEM THEREOF, AND EXTERNAL DEVICE
A working system of an autonomous mobile device, comprising an autonomous mobile device, a first base station and a second base station. The autonomous mobile device comprises a controller and at least one radio station. The controller is configured to: in the current cycle, configure the radio station to receive a first signal from the first base station and obtain first common-view satellite parameters and first communication parameters with the first base station from the first signal; once the current cycle ends, configure the radio station to receive a second signal from the second base station and obtain second common-view satellite parameters and second communication parameters with the second base station from the second signal; evaluate the signal quality of the first and second base stations on the basis of the first and second common-view satellite parameters and the first and second communication parameters, and when the signal quality of the second base station is better than that of the first base station, configure, in the next cycle, the radio station to receive a second signal from the second base station.
An electric tool, comprising an operation assembly configured to perform operations of the electric tool; a driving assembly which comprises an electric motor and is configured to drive the operation assembly; a power supply assembly which is configured to supply electric energy to the driving assembly; and a control assembly which is configured at least to control the operation of the electric motor. The control assembly comprises a first circuit board and at least one heat dissipation element, wherein the first circuit board comprises at least one power element; and the heat dissipation element comprises a main body portion which is in thermal contact with the surface of the power element, and a first connecting portion which is connected to the main body portion, the first connecting portion being electrically connected to the first circuit board.
A power tool includes an electric motor including a drive shaft rotating about a drive axis; an output portion driven by the electric motor to output power; a housing for accommodating the electric motor; and at least one print circuit board (PCB) electrically connected to the electric motor, where at least part of the at least one PCB is covered with a three-dimensional (3D) printed protective layer. In this manner, the automated device is used to accurately coat regions to be protected on the PCB, and 3D printed protective layers may be stacked layer by layer, thereby improving the protection efficiency and reducing material waste.
H05K 3/28 - Application de revêtements de protection non métalliques
H01M 50/519 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie comprenant des circuits imprimés
An impact tool includes: an impact mechanism applying an impact force to an output shaft, where the impact mechanism includes an impact block driven by a motor and a hammer anvil mating with the impact block and impacted by the impact block; a transmission mechanism configured to transmit torque outputted from a drive shaft to the output shaft, where the transmission mechanism includes a multi-stage transmission assembly; and a direct current power supply powering at least the motor, where the nominal voltage of the direct current power supply is less than 18 V, and fastening torque of the output shaft on a workpiece is greater than or equal to 170 N·m.
B25B 21/02 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrousAccessoires pour appareils à percer ayant les mêmes buts avec des moyens pour communiquer un choc à la tige du tournevis ou à la douille de la clé à écrou
B25F 5/00 - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
A battery pack is configured to power a power tool and a charging combination. The battery pack includes a housing; and a cell assembly disposed in the housing and including at least one cell unit; where a cell unit of the at least one cell unit includes at least one charged surface to which a surfactant is attached. According to the above technical solutions, the battery pack can have good insulation, a strong anti-rust ability, and high safety performance between a positive electrode and a negative electrode.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 10/46 - Accumulateurs combinés par structure avec un appareil de charge
H01M 50/107 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique ayant une section transversale courbe, p. ex. ronde ou elliptique
H01M 50/186 - Éléments de scellement caractérisés par la position des éléments de scellement
H01M 50/213 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
H01M 50/574 - Dispositifs ou dispositions pour l’interruption du courant
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
68.
ELECTRICAL DEVICE AND PROGRAM UPDATE METHOD THEREOF
A system includes a plurality of battery packs, an electrical device for charging the plurality of battery packs, and a mobile terminal device comprising a display module. A housing is provided with a plurality of adapter interfaces for respectively and detachably connecting the plurality of battery packs. A wireless communication module is configured to wirelessly communicate with the mobile terminal device, wherein each of the plurality of adapter interfaces comprises a connection terminal for respectively connecting to each of the plurality of battery packs to receive data from each of the plurality of battery packs, the wireless communication module is configured to transmit the data from each of the plurality of battery packs to the mobile terminal device, and the display module is configured to display information of the plurality of battery packs according to the data.
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H04W 4/80 - Services utilisant la communication de courte portée, p. ex. la communication en champ proche, l'identification par radiofréquence ou la communication à faible consommation d’énergie
H04W 84/12 - Réseaux locaux sans fil [WLAN Wireless Local Area Network]
An impact tool, comprising: an impact mechanism (15), which applies an impact force to an output shaft (131), the impact mechanism comprising an impact block (152) driven by a motor (12) and a hammer anvil (153) matching the impact block and impacted by the impact block; a transmission mechanism (14), which is configured to transmit to the output shaft torque output by a driving shaft (121), the transmission mechanism comprising a multi-stage transmission assembly (140); and a direct-current power supply (30), which at least supplies power to the motor, the nominal voltage of the direct-current power supply being less than 18 V, and the fastening torque of the output shaft on a workpiece being greater than or equal to 170 N•m. The impact tool is powered by a low nominal voltage to output large torque.
A charger, comprising: a housing; a plurality of power supply ends supported by the housing and a plurality of power lines electrically connected to the plurality of power supply ends, wherein each power line is configured to supply power to one charging link; a charging circuit comprising a plurality of charging paths, wherein at least one power supply end can be connected to at least two charging paths; and a controller at least connected to the charging circuit and the plurality of power supply ends, wherein the controller is configured to control an output power of each power supply end at least on the basis of electric parameters of the power supply end.
A hand-held power tool, comprising: an output shaft, which comprises an output axis defined by itself; and an output housing, which defines a first central axis passing through its own geometric center, wherein the radial distance between the first central axis and the outer edge of the output housing is R; the output shaft comprises a first position and a second position; when the output shaft is located at the first position, the radial distance between the output axis and the first central axis is D1; and when the output shaft is located at the second position, the radial distance between the output axis and the first central axis is D2, D1 being less than D2, D1 being greater than or equal to 0, but less than R, and D2 being greater than 0, but less than or equal to R.
A riding mowing device includes a frame; a cutting assembly; a traveling assembly; a main control circuit electrically connected to the cutting assembly and the traveling assembly; and an operating member electrically connected to the main control circuit and configured to control the forward state or the reverse state of the riding mowing device. The operating member has three gears: a forward gear, a neutral gear, and a reverse gear. The operating member is configured to control the riding mower to switch between the forward state and the reverse state when being operated through at least two gears. The main control circuit is configured to acquire the device parameter of the riding mowing device during traveling and, when the operating member is operated to switch between the forward state and the reverse state, control the riding mowing device to stop traveling based on the acquired device parameter.
A01D 34/00 - FaucheusesAppareils de fauchage des moissonneuses
A01D 34/64 - FaucheusesAppareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p. ex. un tracteur, ou tirés par un animal ou un véhicule
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
A01D 69/02 - Mécanismes d'entraînement ou éléments de ceux-ci pour moissonneuses ou faucheuses électriques
A chainsaw includes a housing formed with or connected to at least a handle for a user to hold; a guide plate configured to support and guide a chain, where an end of the guide plate is supported by the housing; a power supply device including at least one battery pack detachably connected to the housing to provide electrical energy for the chainsaw; and a display device mounted to the housing and configured to display a current state of the chainsaw. The display device has a display plane, and the angle β between the display plane and a bottom plane perpendicular to a guide plate plane is greater than or equal to 25° and less than or equal to 75°.
A pressure washer includes a housing formed with a battery holder and a drive compartment; a battery pack accommodated in the battery holder; a control board disposed in the housing; a drive assembly disposed in the drive compartment and including a pump and an electric motor for driving the pump; and a water gun connected to the pump through a water pipe. The housing is provided with an air inlet and an air outlet, a heat dissipation air path is formed between the air inlet and the air outlet, the heat dissipation air path is located inside the housing, and from the air inlet to the air outlet, the battery holder and the control board are located on the heat dissipation air path in sequence.
A table tool includes a table, a saw blade, a motor, a controller, a sensing device and a first switch. The table has a work plane on which a workpiece is placed. The saw blade acts on the workpiece. The motor drives the saw blade to rotate. The controller is used for controlling rotation of the motor. The sensing device is electrically connected to the controller and used for sensing a state of the workpiece and outputting a first signal to the controller. The first switch is used for a user to select a working mode from at least two working modes of the table tool. When the table tool is in a first working mode, the controller is configured to adjust a rotational speed of the motor to be a first rotational speed based on an acquired first signal or a working parameter of the motor.
B23D 59/00 - Dispositifs annexes spécialement conçus pour les machines à scier ou les dispositifs de sciage
B23D 45/06 - Machines à scier ou dispositifs de sciage à lames circulaires ou à disques à friction la lame circulaire étant fixée sous une table de travail fixe
B23D 47/02 - Machines à scier ou dispositifs de sciage travaillant au moyen de lames circulaires, caractérisés uniquement par la structure d'organes particuliers des bâtisMachines à scier ou dispositifs de sciage travaillant au moyen de lames circulaires, caractérisés uniquement par la structure d'organes particuliers d'agencements de guidage de la table de travail ou du chariot porte-scie
81.
WALL-MOUNTABLE STORAGE SYSTEM, AND CART AND TOOLBOX SYSTEM ADAPTED FOR STORAGE SYSTEM
A wall-mountable storage system, comprising a base detachably connected to a wall surface; a storage container configured to secure items; and a support member configured to detachably connect to the base. The storage system comprises an adjustment portion, wherein the storage container may be detachably fixedly connected to a first position and a second position of the base and, by means of the adjustment portion, the storage container may move between the first position and the second position; and the storage container remains connected to the base during the movement from the first position to the second position.
A cordless fastening tool includes a housing; a magazine configured to accommodate fasteners; a firing device configured to guide the fasteners along a first direction; a battery pack; and a battery pack mounting portion connected to the housing and configured to detachably support the battery pack. The battery pack is configured to be mounted to the battery pack mounting portion along a second direction perpendicular to the first direction.
B25C 1/06 - Outils tenus à la main pour clouerDispositifs d'alimentation en clous pour ces outils actionnés électriquement
B25C 1/00 - Outils tenus à la main pour clouerDispositifs d'alimentation en clous pour ces outils
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
83.
CHARGING DEVICE AND CHARGING SYSTEM APPLICABLE TO ELECTRIC TOOL
Disclosed in the present application are a charging device and charging system applicable to an electric tool. The charging device comprises: a shell assembly; a plurality of terminal electrode sheets, which are provided on the shell assembly, wherein the plurality of terminal electrode sheets comprise a first terminal electrode sheet and a second terminal electrode sheet; and a control module, which is configured to connect to the first terminal electrode sheet and the second terminal electrode sheet, wherein the control module is configured to, upon detecting that there is a voltage crossing the first terminal electrode sheet and there is no voltage crossing the second terminal electrode sheet, control the first terminal electrode sheet to output a voltage, and upon detecting that there are voltages crossing both the first terminal electrode sheet and the second terminal electrode sheet, control the second terminal electrode sheet to output a voltage. By using the technical solution, a charging device and a charging system which have a wider application range and are applicable to an electric tool can be provided.
A self-moving lawn mower, comprising a chassis, drive wheel assemblies and a blade assembly. The drive wheel assemblies are configured to support the chassis. The blade assembly is installed on the chassis. When the self-moving lawn mower is on the ground, the height of the chassis relative to the ground can be adjusted, and the adjustable range is larger than or equal to 6 cm.
A self-moving device and a control method. The self-moving device comprises: a body (110); traveling wheel assemblies (120), configured to support the body (110); a visual sensor (130), configured to acquire an image in a traveling direction of the self-moving device; an attitude sensor (140), configured to acquire an attitude of the self-moving device; and a controller (150), electrically connected to the visual sensor (130) and the attitude sensor (140), the controller (150) being configured to calculate a first inclination angle of the ground in the traveling direction of the self-moving device on the basis of the image, calculate a second inclination angle of the ground on the basis of the first inclination angle and the attitude, and control the traveling wheel assemblies (120) on the basis of the second inclination angle.
An energy conversion device, an inverter device, and an energy conversion system. The energy conversion device at least comprises: a first transmission interface, comprising a battery connection terminal adapted to be connected to a battery pack; a second transmission interface, configured to be at least capable of accessing an alternating-current power grid; an energy conversion circuit, which can at least convert electric energy input by the first transmission interface and then feed the converted electric energy to the second transmission interface; and a controller, which is at least in communication connection with the first transmission interface and is electrically connected to the energy conversion circuit, wherein the controller is configured to at least control, when the temperature of the battery pack is less than or equal to a temperature threshold, the energy conversion circuit to perform energy conversion on the energy input by the first transmission interface, so that the battery pack at least obtains heat energy for heating.
B60L 58/27 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la surveillance et la commande des batteries pour la commande de la température des batteries par chauffage
Provided are a self-propelled device (100) and a work system (10) thereof. The self-propelled device (100) includes a housing (110); a traveling assembly (120) including traveling wheels (121) and a traveling electric motor (122), where the traveling assembly (120) is coupled to the housing (110); and a mobile station (140) including a satellite receiving antenna (141) and a radio station (142), where the satellite receiving antenna (141) is configured to acquire a satellite signal, the satellite signal includes satellite observation data of the mobile station (140), the radio station (142) is configured to receive a radio signal from a base station (200), and the radio signal includes satellite observation data of the base station (200). The self-propelled device (100) further includes a controller (150) configured to control the self-propelled device (100) to autonomously travel and perform a work task.
A base station based on a differential positioning technique, and a base station addressing device and a base station addressing method. The base station comprises: a base station main body; and a base station addressing apparatus, wherein the base station addressing apparatus comprises a collection module, which is configured to acquire satellite observation data of the current observation point, a calculation module, which is configured to evaluate the observation quality of the observation point on the basis of the satellite observation data, and an output module, which is configured to output a first prompt on the basis of the observation quality, the first prompt indicating the degree of suitability of the observation point for installing a base station, and the base station addressing apparatus being detachably connected to the base station main body so as to execute an addressing task after being detached from the base station main body.
A snow thrower includes a body including a working assembly; a handle used for a user to hold and connected to the body; a power supply device for providing the snow thrower with electrical energy; an electric motor for driving the snow thrower to move; a detection module for determining whether the snow thrower is slipping and idling; and a control module connected to at least the detection module and the electric motor. When the detection module determines that the snow thrower is slipping and idling, the control module controls the snow thrower to stop slipping and idling.
E01H 5/09 - Enlèvement de la neige ou de la glace des routes ou surfaces analoguesAménagement de la pente ou de la rugosité de la neige ou de la glace par traction animale ou mécaniqueEnlèvement de la neige ou de la glace des routes ou surfaces analoguesAménagement de la pente ou de la rugosité de la neige ou de la glace par traction à bras et entraînement des éléments de détachage ou de transport, p. ex. de transport au moyen d'air comprimé le détachage étant essentiellement effectué par éléments entraînés les éléments étant rotatifs ou se déplaçant sur une trajectoire circulaire fermée, p. ex. fraises rotatives, roues excavatrices
A jack device includes a frame, a lifting assembly, a hydraulic assembly, a power unit, and a battery pack coupling portion. The lifting assembly is pivotally connected to the frame, one end of the lifting assembly includes a lifting pad liftable or lowerable, and the lifting pad provides an upward lifting force for a lifted object. The hydraulic assembly is configured to drive the lifting assembly to perform a lifting action or a lowering action. The power unit includes an electric motor, a reduction mechanism, and an actuator, where the reduction mechanism is disposed between the electric motor and the actuator, and the actuator is able to drive the hydraulic assembly to operate. The battery pack coupling portion is used for mounting a battery pack, where the battery pack supplies power to at least the power unit.
A handheld power tool including an accessory receptacle. The accessory receptacle includes a receiving portion for receiving at least one accessory; a limiting portion for retaining the accessory in the receiving portion; an unlocking portion triggerable to drive the limiting portion to release a retaining force on the accessory; and a second cover forming an accommodation space with a first cover, where the accommodation space is configured to at least partially accommodate the receiving portion, the limiting portion, and the unlocking portion.
A power tool includes a tool body including an output piece, an electric motor for driving the output piece, and a body housing for accommodating the electric motor; and a battery pack detachably connected to the body housing to supply power to the electric motor. The tool body includes a body interface, the battery pack includes a battery pack interface mating with the body interface, and when the battery pack is mounted to the tool body, the body interface is connected to the battery pack interface. The battery pack further includes a battery pack housing; and a cell unit disposed in the battery pack housing and electrically connected to the battery pack interface. The cell unit is a pouch cell and the battery pack has a volumetric energy density greater than or equal to 100 mWh/cm3 and a nominal voltage less than or equal to 9 V.
H02K 7/14 - Association structurelle à des charges mécaniques, p. ex. à des machines-outils portatives ou des ventilateurs
H01M 50/211 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules en forme de poche
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
Power operated tools; Grinders [hand-held power driven]; Electric sanders; Power-operated polishers; Power saws; Circular saws; Tile saws [power tools].
96.
HAND-PROPELLED MACHINE AND CONTROL METHOD THEREFOR
A hand-propelled machine includes a frame, a traveling assembly, an operating assembly, and a controller. The controller is configured to control the rotational speed of a first electric motor and the rotational speed of a second electric motor based on the state of a first operating member and the state of a second operating member. The controller is further configured to, when the first operating member is operated to a preset position and the second operating member is not operated, control the first electric motor to reverse at a preset rotational speed.
B62D 11/04 - Direction pour roues non orientablesDirection pour véhicules à chenilles ou à dispositifs similaires par entraînement différencié des éléments en contact avec le sol sur les côtés opposés du véhicule par sources d'énergie séparées
A01D 69/02 - Mécanismes d'entraînement ou éléments de ceux-ci pour moissonneuses ou faucheuses électriques
B60K 1/02 - Agencement ou montage des ensembles de propulsion électriques comprenant plus d'un moteur électrique
B60L 50/60 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des batteries ou des piles à combustible utilisant de l'énergie fournie par des batteries
E01H 5/09 - Enlèvement de la neige ou de la glace des routes ou surfaces analoguesAménagement de la pente ou de la rugosité de la neige ou de la glace par traction animale ou mécaniqueEnlèvement de la neige ou de la glace des routes ou surfaces analoguesAménagement de la pente ou de la rugosité de la neige ou de la glace par traction à bras et entraînement des éléments de détachage ou de transport, p. ex. de transport au moyen d'air comprimé le détachage étant essentiellement effectué par éléments entraînés les éléments étant rotatifs ou se déplaçant sur une trajectoire circulaire fermée, p. ex. fraises rotatives, roues excavatrices
A power tool includes an electric motor assembly disposed at least partially in a housing and including a first electric motor, a second electric motor, and a connector, where limit values of efficiency of the electric motor assembly constitute a total efficiency interval, and efficiency values of the electric motor assembly greater than or equal to 70% constitute a first efficiency interval, where the ratio of the first efficiency interval to the total efficiency interval is greater than or equal to 0.5.
A nail gun includes a firing assembly including a firing pin and a first piston; a cylinder assembly including a cylinder, a second piston, and an end cap, where the end cap is connected to the front end of the cylinder; a housing; a motor; and a transmission assembly configured to drive the second piston. The end cap includes a first end cap portion connected to the housing and including a support portion for supporting the transmission assembly; and a second end cap portion movably connected to the first end cap portion. The first end cap portion is provided with a first opening, and the second end cap portion is connected to the first opening. When at least part of the second end cap portion moves away from the first end cap portion, the first opening is exposed to allow the firing assembly to be disengaged from the cylinder assembly.
A battery pack for supplying electric power to a power tool includes a housing, at least one first battery cell disposed in the housing and supported by the housing, at least one second battery cell disposed in the housing and supported by the housing, and a terminal assembly electrically connected to the at least one first battery cell and the at least one second battery cell to transmit electric power from the at least one first battery cell and the at least one second battery cell to the power tool. A first battery cell has a first capacity and a first cycle life, a second battery cell has a second capacity and a second cycle life, the first cycle life is greater than the second cycle life, and the first capacity is less than the second capacity.
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
H01M 50/213 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
H01M 50/296 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les bornes des blocs de batterie
A battery pack (10) for powering an electric tool (20), comprising: a housing (11); a terminal assembly (12), configured to be connected to a tool terminal of the electric tool (20) so as to transmit electric energy; and a battery cell module (13) accommodated in the housing (11) and electrically connected to the terminal assembly (12), the battery cell module (13) at least comprising a plurality of battery cell units (131), wherein the energy density per unit volume of the battery pack (10) is greater than or equal to 110 Wh/mm3.
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
