A heater having first and second oxygen depletion sensors and a main burner injector and configurable for the delivery of at least first and second types of fuels.
F23C 1/00 - Appareils à combustion spécialement adaptés à la combustion de plusieurs sortes de combustibles simultanément ou alternativement, au moins un des combustibles étant fluide ou étant un combustible solide en suspension dans l’air
F23N 3/06 - Régulation de l'amenée d'air ou du tirage par action simultanée de plusieurs soupapes ou registres
A shut-off valve that has a closure orifice, a closure member to open and close a gas passage through the shut-off valve, an electromagnetic actuator including a movable assembly attached to the closure member, the closure member, and an electromagnetic filed generator magnetically associated with the movable assembly. The shut-off valve also includes a manual actuator for acting on the movable assembly, the manual actuator comprising an open position in which it is decoupled from the movable assembly, the electromagnetic actuator thus being able to act on the closure member to cause its closure.
F16K 31/02 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
F24C 3/12 - Disposition ou montage des dispositifs de commande ou de sécurité
A gas valve having a valve body that at least partially defines a gas enclosure. The valve body has an intake, an outlet and a hole for communicating the outlet with the intake. A valve seat within the gas enclosure cooperates with the hole to permit or to prevent the passage of gas through the hole. An electrically activated actuator, when activated, is configured to move or keep the valve seat in the open position. The gas valve includes connection means that connect the actuator to the outside of the gas valve, the connection means being disposed at least in part on a metal core printed circuit board. The printed circuit board is soldered to a metal structure located within the gas enclosure to at least partially seal the gas enclosure, the metal structure supporting, at least in part, the electrical actuator.
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
F23N 1/00 - Régulation de l'alimentation en combustible
A dual pilot light burner suitable for working with natural gas (NG) or liquefied gas (LPG), comprising a support (10), a regulating sleeve (30) comprising a first nozzle (31), an air and gas mixing and intake chamber (40), and an injector (50) comprising a second nozzle (51), the second nozzle (51) being able to be located with respect to the first nozzle (31) in a first position for supplying a first gas, and a second position for supplying a second gas. The regulating sleeve (30) is operated with a tool directly from the outside, moving the regulating sleeve (30) and arranging the second nozzle (51) in the first or second position with respect to the first nozzle (31).
Shut-off gas valve comprising an inlet, an outlet, an intermediate orifice for communicating the outlet with the inlet, a closure member that closes the intermediate orifice in a closing position and prevents said communication and not preventing said communication in an opening position, and an electromagnetic actuator to cause the closure member to change position. The electromagnetic actuator comprises a static armature, a static permanent magnet and a movable element attached to the closure member. The movable element comprises a bobbin associated with the armature and a coil wound around and attached to the bobbin, cooperating with the permanent magnet depending on its power supply to cause the closure member to change position. The valve comprises at least one ferromagnetic element attached to the movable element, which adheres to the permanent magnet when the closure member is in the opening position.
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
F16K 31/40 - Moyens de fonctionnementDispositifs de retour à la position de repos actionnés par un fluide et dans lesquels il y a alimentation constante du moteur à fluide par le fluide provenant de la canalisation avec un organe actionné électriquement dans la décharge du moteur
F23N 1/00 - Régulation de l'alimentation en combustible
F23N 5/24 - Systèmes prévenant le développement de conditions anormales ou indésirables, c.-à-d. dispositifs de sécurité
Gas shut-off valve with thermal safety comprising a gas inlet (1 ), a gas outlet (2), a body (1 1 ) comprising the inlet (1 ) and the outlet (2) and defining an intermediate opening (3) between the inlet (1 ) and the outlet (2), and a shut-off element (4). The body (1 1 ) comprises a housing arranged on the intermediate opening (3), the shut-off element (4) being arranged in the housing and the valve (100) comprising a cover (5) arranged on the housing and attached to the body (1 1 ), a ferromagnetic element (6) arranged in the housing fixed to the shut-off element (4) and comprising a predetermined Curie temperature, a spring (7) associated with the shut-off element (4) and with the cover (5), and a permanent magnet (8) attached to the cover (5). The ferromagnetic element (6) is arranged between the permanent magnet (8) and the shut-off element (4).
F16K 31/08 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant utilisant un aimant permanent
F23K 5/00 - Alimentation en d'autres combustibles ou distribution d'autres combustibles pour les appareils à combustion
F23N 5/24 - Systèmes prévenant le développement de conditions anormales ou indésirables, c.-à-d. dispositifs de sécurité
F16K 31/00 - Moyens de fonctionnementDispositifs de retour à la position de repos
Shut-off gas valve comprising an inlet (1), an outlet (2), an intermediate orifice for communicating the outlet (2) with the inlet (1), a closure member that closes the intermediate orifice in a closing position and prevents said communication and not preventing said communication in an opening position, and an electromagnetic actuator to cause the closure member to change position. The electromagnetic actuator comprises a static armature, a static permanent magnet and a movable element attached to the closure member. The movable element comprises a bobbin associated with the armature and a coil wound around and attached to the bobbin, cooperating with the permanent magnet depending on its power supply to cause the closure member to change position. The valve (100) comprises at least one ferromagnetic element (61; 62) attached to the movable element, which adheres to the permanent magnet when the closure member is in the opening position.
F23N 1/00 - Régulation de l'alimentation en combustible
F23N 5/24 - Systèmes prévenant le développement de conditions anormales ou indésirables, c.-à-d. dispositifs de sécurité
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
F16K 31/40 - Moyens de fonctionnementDispositifs de retour à la position de repos actionnés par un fluide et dans lesquels il y a alimentation constante du moteur à fluide par le fluide provenant de la canalisation avec un organe actionné électriquement dans la décharge du moteur
A gas cooking appliance comprising at least one gas burner (2), at least one control device (3) comprising a gas regulating valve (4) regulating the at least one gas burner (2), a knob (5) controlling the opening ON and closing OFF of said valve (4), and a position sensor (6) detecting the ON-OFF position of the knob (5), and at least one signaling device (7) comprising a light signal source (8) that emits an alarm signal. The light signal source (8) emits the alarm signal during a time T1 when the position sensor (6) detects that the knob (5) is in the OFF position, after the knob (5) having been in the ON position, and the gas burner (2) has been switched on at least during a time T2.
Cooking appliance having an external control panel equipped with one or more regulating valves, where the rotary regulator organ is equipped with various peripheral openings for supplying a flow Q. For the supply of one or another type of gas, NG or LPG, either the control knob or a bezel disk in the external panel are interchangeable on the appliance, being chosen between two different available units, one and the other permitting two different angular position limits A2, A3 of the regulator organ or the supply of a constant flow Qmin through one or another opening with calibrated sections, respectively for NG or LP gas. An appendix in the control knob guided in a slide groove on the control panel of the appliance, or a tongue on the bezel disk stopping the rotation of the control knob, determines the travel limit A2 for the supply of Qmin of NG.
F24C 1/02 - Poêles ou fourneaux dans lesquels le combustible ou la source d'énergie n'est pas exclusivement un combustible solide ou d'un type couvert par un seul des groupes Poêles ou fourneaux dans lesquels le type de combustible ou d'énergie utilisé n'est pas spécifié pouvant utiliser plusieurs types de combustible ou d’énergie
F23C 1/08 - Appareils à combustion spécialement adaptés à la combustion de plusieurs sortes de combustibles simultanément ou alternativement, au moins un des combustibles étant fluide ou étant un combustible solide en suspension dans l’air du combustible liquide et du combustible gazeux
F23N 1/00 - Régulation de l'alimentation en combustible
F23D 17/00 - Brûleurs pour la combustion simultanée ou alternative de combustibles gazeux, liquides ou pulvérulents
F16K 5/02 - Robinets à boisseau consistant seulement en un dispositif obturateur dont au moins une des faces d'obturation a la forme d'une surface de solide de révolution plus ou moins complète, le mouvement d'ouverture et de fermeture étant essentiellement rotatif dont les boisseaux sont à surface coniqueLeurs garnitures d'étanchéité
F23K 5/00 - Alimentation en d'autres combustibles ou distribution d'autres combustibles pour les appareils à combustion
F24C 3/12 - Disposition ou montage des dispositifs de commande ou de sécurité
G01F 15/00 - Détails des appareils des groupes ou accessoires pour ces derniers, dans la mesure où de tels accessoires ou détails ne sont pas adaptés à ces types particuliers d'appareils, p. ex. pour l'indication à distance
F16K 5/08 - Robinets à boisseau consistant seulement en un dispositif obturateur dont au moins une des faces d'obturation a la forme d'une surface de solide de révolution plus ou moins complète, le mouvement d'ouverture et de fermeture étant essentiellement rotatif Détails
F23D 14/46 - Brûleurs pour la combustion d'un gaz, p. ex. d'un gaz stocké sous pression à l'état liquide Parties constitutives
F16K 5/10 - Dispositifs pour le réglage additionnel du débit
A control panel for controlling the operation of hotplates situated on a cooking appliance. The control panel has a translucent plate that permits the location of operating elements to be visually displayed on a top surface thereof only when lighting elements associated with the operating elements are energized. The lighting elements are selectively energized and/or de-energized so that only the operating elements of a particular hotplate are visible on the top surface of the translucent plate while a user is in the process of selecting or otherwise altering an operating parameter of the particular hot plate.
A heater having first and second oxygen depletion sensors and a main burner injector and configurable for the delivery of at least first and second types of fuels.
F23C 1/00 - Appareils à combustion spécialement adaptés à la combustion de plusieurs sortes de combustibles simultanément ou alternativement, au moins un des combustibles étant fluide ou étant un combustible solide en suspension dans l’air
F23N 3/06 - Régulation de l'amenée d'air ou du tirage par action simultanée de plusieurs soupapes ou registres
12.
REGULATION VALVE FOR A GAS COOKING APPLIANCE AND GAS COOKING APPLIANCE INCORPORATING SAID REGULATION VALVE
Regulation valve for a gas cooking appliance adapted for the supply of different types of fuel gas, in particular natural gas (NG) or liquefied gas (LPG), which comprises a valve body (2) with an inlet conduit (3) and an outlet conduit (4), and a rotatable regulating organ (5) housed in said valve body (2), said regulating organ (5) comprising a plurality of inlet holes connected to the inlet conduit (3) which, by means of the rotation of said regulating organ (5), allow a gas flow to be altered, wherein the inlet holes of the regulating organ (5) corresponding to the liquefied gas (LPG) are in a first axial position (7), and the inlet holes corresponding to the natural gas (NG) are in a second axial position (8).
Gas valve comprising a body (100) that comprises a gas enclosure with an intake (10), an outlet (11) and a hole for communicating the outlet (11) with the intake (10), a member with a valve seat that cooperates with the hole in a position to prevent the passage of gas through the hole or in an open position to allow it, actuation means to keep the valve seat in the open position, and connection means that connect the actuation means to the outside of the valve (300). The valve (300) also comprises a metal core printed circuit board (6) that comprises the connection means. The member comprises a metal structure soldered to the printed circuit board (6), which defines a housing for the actuation means, and which comprises a window.
Gas valve comprising a body (100) that comprises a gas enclosure with an intake (10), an outlet (11) and a hole for communicating the outlet (11) with the intake (10), a member with a valve seat that cooperates with the hole in a position to prevent the passage of gas through the hole or in an open position to allow it, actuation means to keep the valve seat in the open position, and connection means that connect the actuation means to the outside of the valve (300). The valve (300) also comprises a metal core printed circuit board (6) that comprises the connection means. The member comprises a metal structure soldered to the printed circuit board (6), which defines a housing for the actuation means, and which comprises a window.
Control method for a washing household appliance comprising a drainage pump unit with an impeller and a motor supplied with an alternating supply voltage of a determined frequency from among a plurality of possible preset frequencies. According to one implementation the method involves an adjustment stage in which the frequency of the motor supply voltage is regulated between the preset frequencies. The method also includes an application stage in which a stator voltage is applied to the motor, the frequency of the motor supply voltage being regulated between the preset frequencies in accordance with the stator voltage applied.
F04D 15/00 - Commande, p. ex. régulation de pompes, d'installations ou de systèmes de pompage
A47L 15/00 - Machines à laver ou à rincer la vaisselle ou les ustensiles de table
D06F 39/08 - Dispositions pour l’alimentation ou l’évacuation des liquides
D06F 33/02 - Commande d'une série d'opérations dans les machines à laver, p.ex. dispositifs de commande à programme pour les cycles de lavage et de séchage électrique
A47L 15/42 - Machines à laver ou à rincer la vaisselle ou les ustensiles de table Parties constitutives
16.
GAS COOKING APPLIANCE AND METHOD ASSOCIATED WITH SAID GAS COOKING APPLIANCE
Gas cooking appliance comprising a plurality of burners, each burner being associated to at least one actuator and a thermocouple (4). The actuator opens or closes the corresponding burner when a user acts on said actuator. The thermocouple (4) generates an electrical signal when it detects a flame in the corresponding burner. The cooking appliance also comprises at least one main valve that comprises a safety system that comprises a magnetic unit (5). Said magnetic unit is controlled according to the signals of the thermocouples (4), it being supplied directly and sequentially by the thermocouples (4) whose burners has been opened by acting the corresponding actuator.
A regulation valve having a valve body with a gas inlet. Housed within the valve body is a rotary regulatory body having a first inlet orifice corresponding to a first minimum flow of a first type of gas and a second inlet orifice corresponding to a second minimum flow of a second type of gas. The first and second inlet orifices are angularly displaced so that when the regulatory body assumes a first angular position within the regulatory body the first inlet orifice faces the gas inlet and so that when the regulatory body assumes a second angular position within the regulatory body the second inlet orifice faces the gas inlet. The regulation valve includes first and second sets of cooperating features that are capable of limiting rotation of the regulatory body to the first and second angular positions, respectively.
A gas valve having a gas enclosure with a gas inlet, a gas outlet and a passage opening situated between the gas inlet and the gas outlet. A valve seat of the valve cooperates with the passage opening to regulate the flow of gas through the valve. An electrical actuator assembly is operatively coupled with the valve seat to regulate the flow of gas through the valve. In one implementation the gas enclosure is at least in part sealed by an elastic sealing member that is pressed upon by a printed circuit board that electrically connects the actuator assembly to an exterior of the gas valve.
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
H05K 7/14 - Montage de la structure de support dans l'enveloppe, sur cadre ou sur bâti
A heater having first and second oxygen depletion sensors and a main burner injector and configurable for the delivery of at least first and second types of fuels.
Gas valve comprising a gas enclosure (1) with an inlet, an outlet and a passage opening (13) to communicate the outlet with the inlet, a valve seat (30) that cooperates with the passage opening (13) to close it, internal means connected to the exterior of the valve (300), connection means through which the internal means are communicated or connected to the exterior of the valve (300), and elastic means (5) to close the gas enclosure (1) in a sealed manner. Said valve (300) also comprises a metal printed circuit board (6) housed in the second body (2), which is connected to the internal means and which comprises a connection area (60) with the connection means.
F16K 27/02 - Structures des logementsMatériaux utilisés à cet effet des soupapes de levage
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
F23K 5/00 - Alimentation en d'autres combustibles ou distribution d'autres combustibles pour les appareils à combustion
F23N 1/00 - Régulation de l'alimentation en combustible
Gas valve comprising a gas enclosure (1) with an inlet, an outlet and a passage opening (13) to communicate the outlet with the inlet, a valve seat (30) that cooperates with the passage opening (13) to close it, internal means connected to the exterior of the valve (300), connection means through which the internal means are communicated or connected to the exterior of the valve (300), and elastic means (5) to close the gas enclosure (1) in a sealed manner. Said valve (300) also comprises a metal printed circuit board (6) housed in the second body (2), which is connected to the internal means and which comprises a connection area (60) with the connection means.
F16K 27/02 - Structures des logementsMatériaux utilisés à cet effet des soupapes de levage
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
F23K 5/00 - Alimentation en d'autres combustibles ou distribution d'autres combustibles pour les appareils à combustion
F23N 1/00 - Régulation de l'alimentation en combustible
A dual fuel vent free gas heater. In one implementation the heater includes a gas burner adapted to receive one of a first type of gas or of a second type of gas with a first pilot burner intended to receive the first type of gas and a second pilot burner intended to receive the second type of gas. A first temperature sensor is located adjacent the first pilot burner and a second temperature sensor is located adjacent the second pilot burner. A normally closed thermal switch is coupled to the first temperature sensor and located in the electrical flow path between a voltage source and a gas control valve actuator, the thermal switch configured to open when the temperature detected by the first temperature sensor exceeds a predetermined temperature indicative that the second type of gas is being delivered to the first pilot burner.
F23N 5/02 - Systèmes de commande de la combustion utilisant des dispositifs sensibles aux variations thermiques ou à la dilatation thermique d'un agent
Regulation valve for a gas cooking apparatus suitable for supplying at least one burner that comprises at least two flame crowns. Said valve comprises a rotating regulation member that, by means of its rotation, closes or opens the passage of the gas flow; a drive shaft (6) that rotates in conjunction with the regulation member (4); a guide cover (7) that comprises end-of-stroke stops that delimit the angular stroke of the regulation member; and a projection comprised on the drive shaft (6) that determines the end of the angular stroke of the regulation member when it interacts with the end-of-stroke stops. The valve also comprises stopper means that interact with the projection of the drive shaft (6), delimiting the angular movement of the rotating regulation member when the drive shaft (6) is operated axially.
A method for controlling an induction apparatus having an induction coil. In one implementation the induction apparatus includes a capacitor that is connected in parallel with the induction coil to form a parallel resonant circuit, and also includes a switch connected in series with the parallel resonant circuit, between the parallel resonant circuit and a reference voltage. According to one method, a digital test signal dependent on the voltage in a node disposed between the switch and the parallel resonant circuit is generated, the switch is closed for a predetermined closure time and then reopened at the end of the closure time. With the switch reopened, the test signal is evaluated for a predetermined waiting time in order to determine the presence or absence of a vessel on the induction coil.
G01R 27/28 - Mesure de l'atténuation, du gain, du déphasage ou des caractéristiques qui en dérivent dans des réseaux électriques quadripoles, c.-à-d. des réseaux à double entréeMesure d'une réponse transitoire
25.
CONTROL METHOD FOR AN INDUCTION APPARATUS, AND INDUCTION APPARATUS
A method for controlling an induction apparatus having an induction coil. In one implementation the induction apparatus includes a capacitor that is connected in parallel with the induction coil to form a parallel resonant circuit, and also includes a switch connected in series with the parallel resonant circuit, between the parallel resonant circuit and a reference voltage. According to one method, a digital test signal dependent on the voltage in a node disposed between the switch and the parallel resonant circuit is generated, the switch is closed for a predetermined closure time and then reopened at the end of the closure time. With the switch reopened, the test signal is evaluated for a predetermined waiting time in order to determine the presence or absence of a vessel on the induction coil.
An appliance having a drain pump with a motor adapted to be supplied with an alternating supply voltage. A controller is adapted to monitor a current value supplied to the motor and to control the frequency of the supply voltage among a plurality of predetermined frequencies when the drain pump is operated in a full drainage mode. A storage medium associated with the controller stores for each predetermined frequency a maximum current value, a minimum current value and an optimal current value. The controller may stores computer implemented instructions for (a) determining if the monitored current value is between the maximum current value and the minimum current value, (b) comparing the monitored current value with the optimal current value, and (c) adjusting the frequency of the alternating supply voltage among the plurality of predetermined frequencies to cause the monitored current to more closely match the optimal current value.
D06F 35/00 - Machines à laver, appareils ou méthodes non prévus ailleurs
D06F 33/00 - Commande d’opérations dans les machines à laver ou les machines lavantes-séchantes
B08B 3/12 - Nettoyage impliquant le contact avec un liquide avec traitement supplémentaire du liquide ou de l'objet en cours de nettoyage, p. ex. par la chaleur, par l'électricité ou par des vibrations par des vibrations soniques ou ultrasoniques
A control panel for controlling the operation of hotplates situated on a cooking appliance. The control panel has a translucent plate that permits the location of operating elements to be visually displayed on a top surface thereof only when lighting elements associated with the operating elements are energized. The lighting elements are selectively energized and/or de-energized so that only the operating elements of a particular hotplate are visible on the top surface of the translucent plate while a user is in the process of selecting or otherwise altering an operating parameter of the particular hot plate.
A dual fuel vent free gas heater having at least one gas burner with a plurality of gas outlet ports in an upper surface thereof. The gas outlet ports are in flow communication with at least one pilot flame burner. An adjustable fuel injector or at least two fuel injectors feed fuel to the burner providing for introduction of more than one fuel to the burner. Optionally, an oxygen detection system, manual fuel selection control valve, and/or temperature shut off control system may be incorporated into the dual fuel vent free heater.
Gas distributor unit for a cooking appliance, which comprises at least one gas burner, a distributor conduit fitted with at least one regulation tap to regulate the passage of a gas flow to the corresponding burner, and a safety valve to open or close the passage of the gas flow to the burners. The distributor conduit is connected to the safety valve, said safety valve comprising a valve body that includes an inlet conduit for the gas flow, an outlet conduit, and an intermediate conduit that connects the inlet conduit to the outlet conduit, an axial axis of said inlet conduit and an axial axis of said outlet conduit being arranged substantially parallel to each other and not coaxial. The safety valve comprises an electrovalve, housed in the valve body, which opens or closes the passage of the gas flow to the outlet conduit.
A multiple gas pilot burner assembly for a household heating appliance. The pilot burner includes an injector having a first conduit for receiving a flow of a first combustible fluid, a second conduit for receiving a flow of a second combustible fluid and a third conduit connected to and in fluid communication with the first and second conduits which is configured to receive the flow of the first combustible fluid from the first conduit or the flow of the second combustible fluid from the second conduit. A single nozzle at the outlet of the third conduit is provided for supplying a pilot flame. The assembly also includes a single flame igniter positioned to cause an ignition of the pilot flame at the nozzle and also a single thermocouple positioned to be heated by the pilot flame and to generate an electrical current when heated.
Gas cooking appliance comprising at least one burner (1), opening means (3) to allow or prevent the flow of gas towards the burner (1), regulation means (6) to regulate the gas flow towards the burner (1), and at least one actuator (4) associated to the burner (1). The user may open the gas flow towards a burner (1) by means of the actuator (4), which enables the opening means (3) to open said flow, and may also regulate said gas flow by means of the actuator (4), enabling the regulation means (6) to regulate it. The appliance (100) is designed to operate in a first operating mode in which a constant flame is provided to the burner (1), and a second operating mode in which an intermittent flame is provided to said burner (1).
A system and method for controlling the output power of a heat source. The system includes a user interface so that a user may select the power required from the heat source, a power supply, and a controller that receives a rectified signal having a work ratio that corresponds to a nominal voltage of an alternating voltage signal corresponding to a phase of a power supply. The controller is configured to control the output power of the heat source in accordance with the power selected by the user, and modifies, if necessary, the work cycle of a power signal linked to the heat source in accordance with the work ratio in order to compensate possible differences in the nominal voltage between different power supplier.
A system and method for controlling the output power of a heat source. The system includes a user interface so that a user may select the power required from the heat source, a power supply, and a controller that receives a rectified signal having a work ratio that corresponds to a nominal voltage of an alternating voltage signal corresponding to a phase of a power supply. The controller is configured to control the output power of the heat source in accordance with the power selected by the user, and modifies, if necessary, the work cycle of a power signal linked to the heat source in accordance with the work ratio in order to compensate possible differences in the nominal voltage between different power supplies.
A device and method for controlling a drainage pump of a washing machine. The drainage pump is powered by a synchronous motor that is connected to a mains voltage bus by a switch. During one or more stages of a washing program the switch is operated to apply in each half cycle of the mains voltage a delay time from the zero setting of the mains voltage to cause the motor to operate in a cut-wave mode.
D06F 33/02 - Commande d'une série d'opérations dans les machines à laver, p.ex. dispositifs de commande à programme pour les cycles de lavage et de séchage électrique
35.
DEVICE FOR DISTRIBUTING GAS FOR COOKING, WITH INTEGRAL TAPS
Device (1) for distributing gas, for a domestic cooking apparatus, which includes a distribution pipe (2) and a number of rotary taps (3) integrated into the distribution pipe (2). Each tap (3) includes a tap body (4) and a conical, rotary member (5) inside the body (4), the intermediate part of the tap body (4a) that is involved in regulating the flow 'Q' being inserted in the distribution pipe. The intermediate part of the tap body (4a) comprises a passage opening (11) formed by means of a convergent-form continuous-groove contour (11a, 11b) for covering a specified angular path, and the conical member (5) comprises a passage opening (12) via which the flow 'Q' gains access to each tap (3) and which is formed by two passage-area portions (12a, 12b) that overlap with the continuous groove (11a, 11b) of the tap body (4), one flow after another being regulated by means of the continuous rotation of the conical member.
F16K 5/10 - Dispositifs pour le réglage additionnel du débit
F23N 1/00 - Régulation de l'alimentation en combustible
F16L 41/16 - Raccordements des tuyaux aux parois ou à d'autres tuyaux, dans lesquels l'axe du tuyau est perpendiculaire au plan de la paroi ou à l'axe de l'autre tuyau le tuyau de branchement comportant des moyens pour couper l'écoulement du fluide
36.
Dual gas pressure regulator for a household appliance
Gas pressure regulator valve adapted to a household appliance for the supply of a flow of NG or LPG gas that comprises a valve body (11) with an inlet conduit (12), an outlet conduit (13) of the gas at a nominal pressure, a pressurised chamber (14) connecting both conduits through a regulation valve (39,40), a diaphragm (22) connected to the valve member (39), a closure cap (26) and means (26-29,19,23,35) for the adjusting of the nominal pressure for NG or LPG gas. The adjusting means include a prestressed adjusting screw (35) on the diaphragm (22), a guide means (28) of the rotation on the cap (26) and a stopper means of the rotation on the body (11). The pressure value is adjusted by the rotation of the cap between two positions.
G05D 16/06 - Commande de la pression d'un fluide sans source d'énergie auxiliaire l'élément sensible étant un organe élastique cédant à la pression, p. ex. un diaphragme, un soufflet, une capsule
37.
Electronic valve for flow regulation on a cooking burner
brevets
