A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comprises a plurality of planetary members in rolling contact with an inner race and an outer race. A radial distance between the planetary members and a drive-transmitting member corresponds to a transmission ratio of the CVT.
F16H 15/50 - Transmissions donnant une gamme continue de rapports de vitesses
F03D 15/10 - Transmission de l’énergie mécanique utilisant un engrenage non limité à un mouvement rotatif, p. ex. comportant des organes oscillants ou à mouvement alternatif
F03D 9/25 - Mécanismes moteurs à vent caractérisés par l’appareil entrainé l’appareil étant un générateur électrique
An outer race assembly for a continuously variable transmission includes a hydraulic cavity housing, a first radially outer race structure spaced along an axis from a second radially outer race structure to form a radially outer race, and planetary members in rolling contact with the radially outer race. The first radially outer race structure includes nesting engagement with the hydraulic cavity housing, and a hydraulic cavity sealed between the hydraulic cavity housing and the first radially outer race structure to control axial movement of the first radially outer race structure.
A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comprises a plurality of planetary members in rolling contact with an inner race and an outer race. A radial distance between the planetary members and a drive-transmitting member corresponds to a transmission ratio of the CVT.
An outer race assembly for a continuously variable transmission includes a hydraulic cavity housing, a first radially outer race structure spaced along an axis from a second radially outer race structure to form a radially outer race, and planetary members in rolling contact with the radially outer race. The first radially outer race structure includes nesting engagement with the hydraulic cavity housing, and a hydraulic cavity sealed between the hydraulic cavity housing and the first radially outer race structure to control axial movement of the first radially outer race structure.
F16H 15/50 - Transmissions donnant une gamme continue de rapports de vitesses
F16H 15/52 - Transmissions donnant une gamme continue de rapports de vitesses dans lesquelles un organe monté sur un arbre et de diamètre utile uniforme peut travailler avec différentes parties d'un autre organe
F16H 57/029 - Boîtes de vitessesMontage de la transmission à l'intérieur caractérisés par des moyens pour rendre hermétiques les boîtes de vitesses, p. ex. pour améliorer l'étanchéité à l'air
5.
PRELOAD AND TORSIONAL BACKLASH MANAGEMENT FOR A CONTINUOUSLY VARIABLE TRANSMISSION DEVICE
A radially inner race for a continuously variable transmission includes a first inner race structure and a second inner race structure spaced along an axis wherein at least one of the first inner race structure or the second inner race structure is axially movable. A sun shaft is coupled to the radially inner race and planetary members in rolling contact with the radially inner race, and a torsion damping mechanism is coupled to the first inner race structure to apply torque between the first inner race structure and the sun shaft to reduce a transition amplitude during a torque impulse.
F16H 15/50 - Transmissions donnant une gamme continue de rapports de vitesses
F16H 15/52 - Transmissions donnant une gamme continue de rapports de vitesses dans lesquelles un organe monté sur un arbre et de diamètre utile uniforme peut travailler avec différentes parties d'un autre organe
F16H 57/12 - Dispositions non prévues ailleurs pour ajuster ou pour reprendre le jeu
6.
SYMMETRY CONTROL FOR A CONTINUOUSLY VARIABLE TRANSMISSION DEVICE
A continuously variable transmission includes a radially inner race, having a first radially inner race structure and a second radially inner race structure spaced along an axis wherein at least one of the first radially inner race structure or the second radially inner race structure is axially movable. The transmission further includes a radially outer race, having a first radially outer race structure and a second radially outer race structure spaced along an axis wherein at least one of the first radially outer race structure or the second radially outer race structure is axially movable, planetary members in rolling contact with the radially inner races and the radially outer races, and an outer race assembly that includes a hydraulic cavity housing, a hydraulic cavity sealed between the hydraulic cavity housing and the first radially outer race structure to control axial movement of the first radially outer race structure.
F16H 15/50 - Transmissions donnant une gamme continue de rapports de vitesses
F16H 15/52 - Transmissions donnant une gamme continue de rapports de vitesses dans lesquelles un organe monté sur un arbre et de diamètre utile uniforme peut travailler avec différentes parties d'un autre organe
F16H 25/22 - Mécanismes à vis avec billes, rouleaux ou organes similaires entre pièces travaillant en conjugaisonÉléments essentiels pour l'utilisation de ces organes
7.
Symmetry control for a continuously variable transmission device
A continuously variable transmission includes a radially inner race, having a first radially inner race structure and a second radially inner race structure spaced along an axis wherein at least one of the first radially inner race structure or the second radially inner race structure is axially movable. The transmission further includes a radially outer race, having a first radially outer race structure and a second radially outer race structure spaced along an axis wherein at least one of the first radially outer race structure or the second radially outer race structure is axially movable, planetary members in rolling contact with the radially inner races and the radially outer races, and an outer race assembly that includes a hydraulic cavity housing, a hydraulic cavity sealed between the hydraulic cavity housing and the first radially outer race structure to control axial movement of the first radially outer race structure.
An outer race assembly for a continuously variable transmission includes a hydraulic cavity housing, a first radially outer race structure spaced along an axis from a second radially outer race structure to form a radially outer race, and planetary members in rolling contact with the radially outer race. The first radially outer race structure includes nesting engagement with the hydraulic cavity housing, and a hydraulic cavity sealed between the hydraulic cavity housing and the first radially outer race structure to control axial movement of the first radially outer race structure.
A radially inner race for a continuously variable transmission includes a first inner race structure and a second inner race structure spaced along an axis wherein at least one of the first inner race structure or the second inner race structure is axially movable. A sun shaft is coupled to the radially inner race and planetary members in rolling contact with the radially inner race, and a torsion damping mechanism is coupled to the first inner race structure to apply torque between the first inner race structure and the sun shaft to reduce a transition amplitude during a torque impulse.
A method of controlling a pump (43), including operating an engine (23) having an engine intake (49) coupled to a pump output (51) of a pump, and a transmission (41) coupled to the engine and to the pump, and operating a valve (58) between a pump input of the pump and the engine intake, such that the valve can be opened during a ratio change of the transmission.
A method of controlling a pump (43), including operating an engine (23) having an engine intake (49) coupled to a pump output (51) of a pump, and a transmission (41) coupled to the engine and to the pump, and operating a valve (58) between a pump input of the pump and the engine intake, such that the valve can be opened during a ratio change of the transmission.
A variable transmission device and method are disclosed. The variable transmission device comprises: radially inner and outer races, each comprising two parts spaced along an axis; planetary members arranged in rolling contact with said inner and outer races; a transmission ratio controller operable to vary a separation along said axis of said two parts of one of said inner and outer races resulting in a radial displacement of said planetary members to vary a transmission ratio; and a clamping force controller coupled to at least one of said two parts of another of said inner and outer races and to an input shaft, said clamping force controller comprising opposing surfaces operable rotate relative to each other in response to a torque applied to said input shaft, at least one of said opposing surfaces being defined by a ramp having a non-linear lead profile, said relative rotation of said opposing surfaces causing a non-linear change in separation along said axis of said two parts of said another of said inner and outer races to accommodate said radial displacement of said planetary members and to control clamping forces applied between said planetary members and said inner and outer races proportionately to said torque applied to said input shaft and said different transmission ratios. Providing a non-linear ramp enables the clamping force generated between the races and the planets to be varied dependent on the transmission ratio of the device. Accordingly, rather than simply generating a clamping force which is proportionate to the torque applied to the input shaft, the clamping force generated is proportionate to both the input torque and the transmission ratio of the device. In this way, only the required amount of clamping force is generated, which is suited to the particular transmission ratio of the device. This helps to ensure that the loading on the components is reduced, the amount of friction and heat generated within the device is minimized which reduces wear and the efficiency of the device is increased.
F16H 13/08 - Transmissions pour transmettre un mouvement rotatif à rapport de vitesse constant par friction entre des organes rotatifs avec organes à mouvement orbital avec billes ou rouleaux agissant de manière analogue
A method of controlling a pump (43), including operating an engine (23) having an engine intake (49) coupled to a pump output (51) of a pump, and a transmission (41) coupled to the engine and to the pump, and operating a valve (58) between a pump input of the pump and the engine intake, such that the valve can be opened during a ratio change of the transmission.
A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comprises a plurality of planetary members in rolling contact with an inner race and an outer race. A radial distance between the planetary members and a drive-transmitting member corresponds to a transmission ratio of the CVT.
F02B 63/04 - Adaptations des moteurs pour entraîner des pompes, des outils tenus à la main ou des génératrices électriquesCombinaisons portatives de moteurs avec des dispositifs entraînés par des moteurs pour génératrices électriques
F16H 15/50 - Transmissions donnant une gamme continue de rapports de vitesses
A method of controlling a pump (43), including operating an engine (23) having an engine intake (49) coupled to a pump output (51) of a pump, and a transmission (41) coupled to the engine and to the pump, and operating a valve (58) between a pump input of the pump and the engine intake, such that the valve can be opened during a ratio change of the transmission.
A torsional pulse dampener including a pulley rotationally coupled to a piston that is axially displaceable and adapted to give torsional compliance from an engine for at least one-half revolution of an angular differential displacement between the pulley and the piston.
F02D 41/00 - Commande électrique de l'alimentation en mélange combustible ou en ses constituants
F02B 33/36 - Moteurs avec pompes autres que celles du type à piston alternatif avec pompes rotatives du type à déplacement positif
F02B 39/02 - Entraînements des pompes Variation du rapport de réduction de l'entraînement de la pompe
F16D 1/10 - Accouplements à action rapide dans lesquels les pièces sont simplement présentées dans l'axe
F16H 15/20 - Transmissions donnant une gamme continue de rapports de vitesses dans lesquelles un organe A monté sur un arbre et de diamètre utile uniforme peut travailler avec différentes parties d'un organe B et où l'organe B a une surface de friction conique à l'extérieur travaillant avec la jante extérieure de l'organe A, laquelle est perpendiculaire ou sensiblement perpendiculaire à la surface de frottement de l'organe B
A variable transmission device and method are disclosed. The variable transmission device comprises: radially inner and outer races, each comprising two parts spaced along an axis; planetary members arranged in rolling contact with said inner and outer races; a transmission ratio controller operable to vary a separation along said axis of said two parts of one of said inner and outer races resulting in a radial displacement of said planetary members to vary a transmission ratio; and a clamping force controller coupled to at least one of said two parts of another of said inner and outer races and to an input shaft, said clamping force controller comprising opposing surfaces operable rotate relative to each other in response to a torque applied to said input shaft, at least one of said opposing surfaces being defined by a ramp having a non-linear lead profile, said relative rotation of said opposing surfaces causing a non-linear change in separation along said axis of said two parts of said another of said inner and outer races to accommodate said radial displacement of said planetary members and to control clamping forces applied between said planetary members and said inner and outer races proportionately to said torque applied to said input shaft and said different transmission ratios. Providing a non-linear ramp enables the clamping force generated between the races and the planets to be varied dependent on the transmission ratio of the device. Accordingly, rather than simply generating a clamping force which is proportionate to the torque applied to the input shaft, the clamping force generated is proportionate to both the input torque and the transmission ratio of the device. In this way, only the required amount of clamping force is generated, which is suited to the particular transmission ratio of the device. This helps to ensure that the loading on the components is reduced, the amount of friction and heat generated within the device is minimised which reduces wear and the efficiency of the device is increased.
F16H 15/40 - Transmissions donnant une gamme continue de rapports de vitesses dans lesquelles deux organes travaillent en conjugaison par l'intermédiaire de billes ou de rouleaux d'un diamètre utile uniforme, non montés sur des arbres
F16H 15/04 - Transmissions donnant une gamme continue de rapports de vitesses
18.
SYSTEMS AND METHODS FOR OPERATING A DRIVELINE SYSTEM
Systems and methods for operating a driveline system are disclosed and include a step- variable transmission. A continuously variable transmission (CVT) is coupled between an input source and the step- variable transmission. The CVT receives a first torque from the input source and outputs a second torque. The CVT has a plurality of planetary members in rolling contact with an inner race and an outer race. A radial distance between the planetary members and a drive-transmitting member corresponds to a transmission ratio of the CVT.
F16H 13/08 - Transmissions pour transmettre un mouvement rotatif à rapport de vitesse constant par friction entre des organes rotatifs avec organes à mouvement orbital avec billes ou rouleaux agissant de manière analogue
F16H 13/06 - Transmissions pour transmettre un mouvement rotatif à rapport de vitesse constant par friction entre des organes rotatifs avec organes à mouvement orbital
19.
FLUID MOVEMENT SYSTEMS INCLUDING A CONTINUOUSLY VARIABLE TRANSMISSION
A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comprises a plurality of planetary members in rolling contact with an inner race and an outer race. A radial distance between the planetary members and a drive-transmitting member corresponds to a transmission ratio of the CVT.
F16H 47/08 - Combinaisons d'une transmission mécanique avec des embrayages à fluide ou une transmission à fluide la transmission à fluide étant du type hydrocinétique la transmission mécanique étant du type à organes à mouvement orbital
F16H 47/06 - Combinaisons d'une transmission mécanique avec des embrayages à fluide ou une transmission à fluide la transmission à fluide étant du type hydrocinétique
The variable ratio power split device (30), comprises: radially inner (100) and outer races (110), each comprising at least two axially spaced parts; a plurality of planetary members arranged for rolling contact between the inner (100) and outer (110) races; a planet follower carrier engaging with the planetary members (120); a first rotatable power element spindle connected (125) with the planet follower and operable to couple power between the planet follower carrier and a first power element; a second rotatable power element spindle (105) connected with the inner race (100) and operable to couple power between the inner race (100) and a second power element; a third rotatable power element spindle (115) connected with the outer race (110) and operable to couple power between the outer race and a third power element; and means for adjusting an axial separation of the axially spaced parts of at least one of the races to vary a power split ratio between the first (125), second (105) and third (115) rotatable power element spindles. By adjusting the axial separation of one of the races (100, 110), the ratio of power distributed between the power element spindles (125, 105, 115) is varied which improves the operability of the device.
B60W 20/00 - Systèmes de commande spécialement adaptés aux véhicules hybrides
B60K 6/365 - Agencement ou montage de plusieurs moteurs primaires différents pour une propulsion réciproque ou commune, p. ex. systèmes de propulsion hybrides comportant des moteurs électriques et des moteurs à combustion interne les moteurs primaires étant constitués de moteurs électriques et de moteurs à combustion interne, p. ex. des VEH caractérisés par des appareils, des organes ou des moyens spécialement adaptés aux VEH caractérisés par les transmissions à engrenages les pignons étant animés d'un mouvement orbital
B60K 6/445 - Agencement ou montage de plusieurs moteurs primaires différents pour une propulsion réciproque ou commune, p. ex. systèmes de propulsion hybrides comportant des moteurs électriques et des moteurs à combustion interne les moteurs primaires étant constitués de moteurs électriques et de moteurs à combustion interne, p. ex. des VEH caractérisés par l'architecture du véhicule électrique hybride du type série-parallèle du type à distribution par engrenage différentiel
B60K 1/02 - Agencement ou montage des ensembles de propulsion électriques comprenant plus d'un moteur électrique
A power split device and method is disclosed. The variable ratio power split device, comprises: radially inner and outer races, each comprising at least two axially spaced parts; a plurality of planetary members arranged for rolling contact between the inner and outer races; a planet follower carrier engaging with the planetary members; a first rotatable power element spindle connected with the planet follower and operable to couple power between the planet follower carrier and a first power element; a second rotatable power element spindle connected with the inner race and operable to couple power between the inner race and a second power element; a third rotatable power element spindle connected with the outer race and operable to couple power between the outer race and a third power element; and means for adjusting an axial separation of the axially spaced parts of at least one of the races to vary a power split ratio between the first, second and third rotatable power element spindles. By adjusting the axial separation of one of the races, the ratio of power distributed between the power element spindles is varied which improves the operability of the device.
B60K 1/02 - Agencement ou montage des ensembles de propulsion électriques comprenant plus d'un moteur électrique
B60K 6/365 - Agencement ou montage de plusieurs moteurs primaires différents pour une propulsion réciproque ou commune, p. ex. systèmes de propulsion hybrides comportant des moteurs électriques et des moteurs à combustion interne les moteurs primaires étant constitués de moteurs électriques et de moteurs à combustion interne, p. ex. des VEH caractérisés par des appareils, des organes ou des moyens spécialement adaptés aux VEH caractérisés par les transmissions à engrenages les pignons étant animés d'un mouvement orbital
B60K 6/445 - Agencement ou montage de plusieurs moteurs primaires différents pour une propulsion réciproque ou commune, p. ex. systèmes de propulsion hybrides comportant des moteurs électriques et des moteurs à combustion interne les moteurs primaires étant constitués de moteurs électriques et de moteurs à combustion interne, p. ex. des VEH caractérisés par l'architecture du véhicule électrique hybride du type série-parallèle du type à distribution par engrenage différentiel
B60W 20/00 - Systèmes de commande spécialement adaptés aux véhicules hybrides
B60W 20/10 - Commande de l'apport de puissance de chacun des moteurs primaires pour répondre à la demande de puissance requise
22.
SYSTEMS AND METHODS FOR OPERATING A DRIVELINE SYSTEM
Systems and methods for operating a driveline system are disclosed and include a step- variable transmission. A continuously variable transmission (CVT) is coupled between an input source and the step- variable transmission. The CVT receives a first torque from the input source and outputs a second torque. The CVT has a plurality of planetary members in rolling contact with an inner race and an outer race. A radial distance between the planetary members and a drive-transmitting member corresponds to a transmission ratio of the CVT.
F16H 13/06 - Transmissions pour transmettre un mouvement rotatif à rapport de vitesse constant par friction entre des organes rotatifs avec organes à mouvement orbital
F16H 13/08 - Transmissions pour transmettre un mouvement rotatif à rapport de vitesse constant par friction entre des organes rotatifs avec organes à mouvement orbital avec billes ou rouleaux agissant de manière analogue
A method of controlling a pump (43), including operating an engine (23) having an engine intake (49) coupled to a pump output (51) of a pump, and a transmission (41) coupled to the engine and to the pump, and operating a valve (58) between a pump input of the pump and the engine intake, such that the valve can be opened during a ratio change of the transmission.
An outer race assembly for a continuously variable transmission includes a hydraulic cavity housing, a first radially outer race structure spaced along an axis from a second radially outer race structure to form a radially outer race, and planetary members in rolling contact with the radially outer race. The first radially outer race structure includes nesting engagement with the hydraulic cavity housing, and a hydraulic cavity sealed between the hydraulic cavity housing and the first radially outer race structure to control axial movement of the first radially outer race structure.
F16H 15/50 - Transmissions donnant une gamme continue de rapports de vitesses
F16H 15/52 - Transmissions donnant une gamme continue de rapports de vitesses dans lesquelles un organe monté sur un arbre et de diamètre utile uniforme peut travailler avec différentes parties d'un autre organe
F16H 57/029 - Boîtes de vitessesMontage de la transmission à l'intérieur caractérisés par des moyens pour rendre hermétiques les boîtes de vitesses, p. ex. pour améliorer l'étanchéité à l'air
25.
SYMMETRY CONTROL FOR A CONTINUOUSLY VARIABLE TRANSMISSION DEVICE
A continuously variable transmission includes a radially inner race, having a first radially inner race structure and a second radially inner race structure spaced along an axis wherein at least one of the first radially inner race structure or the second radially inner race structure is axially movable. The transmission further includes a radially outer race, having a first radially outer race structure and a second radially outer race structure spaced along an axis wherein at least one of the first radially outer race structure or the second radially outer race structure is axially movable, planetary members in rolling contact with the radially inner races and the radially outer races, and an outer race assembly that includes a hydraulic cavity housing, a hydraulic cavity sealed between the hydraulic cavity housing and the first radially outer race structure to control axial movement of the first radially outer race structure.
F16H 15/50 - Transmissions donnant une gamme continue de rapports de vitesses
F16H 15/52 - Transmissions donnant une gamme continue de rapports de vitesses dans lesquelles un organe monté sur un arbre et de diamètre utile uniforme peut travailler avec différentes parties d'un autre organe
F16H 25/22 - Mécanismes à vis avec billes, rouleaux ou organes similaires entre pièces travaillant en conjugaisonÉléments essentiels pour l'utilisation de ces organes
26.
PRELOAD AND TORSIONAL BACKLASH MANAGEMENT FOR A CONTINUOUSLY VARIABLE TRANSMISSION DEVICE
A radially inner race for a continuously variable transmission includes a first inner race structure and a second inner race structure spaced along an axis wherein at least one of the first inner race structure or the second inner race structure is axially movable. A sun shaft is coupled to the radially inner race and planetary members in rolling contact with the radially inner race, and a torsion damping mechanism is coupled to the first inner race structure to apply torque between the first inner race structure and the sun shaft to reduce a transition amplitude during a torque impulse.
F16H 15/50 - Transmissions donnant une gamme continue de rapports de vitesses
F16H 15/52 - Transmissions donnant une gamme continue de rapports de vitesses dans lesquelles un organe monté sur un arbre et de diamètre utile uniforme peut travailler avec différentes parties d'un autre organe
F16H 57/12 - Dispositions non prévues ailleurs pour ajuster ou pour reprendre le jeu
27.
FLUID MOVEMENT SYSTEMS INCLUDING A CONTINUOUSLY VARIABLE TRANSMISSION
A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comprises a plurality of planetary members in rolling contact with an inner race and an outer race. A radial distance between the planetary members and a drive-transmitting member corresponds to a transmission ratio of the CVT.
F16H 47/06 - Combinaisons d'une transmission mécanique avec des embrayages à fluide ou une transmission à fluide la transmission à fluide étant du type hydrocinétique
F16H 47/08 - Combinaisons d'une transmission mécanique avec des embrayages à fluide ou une transmission à fluide la transmission à fluide étant du type hydrocinétique la transmission mécanique étant du type à organes à mouvement orbital
28.
CONTINUOUSLY VARIABLE TRANSMISSION DEVICE AND METHOD
A variable transmission device and method are disclosed. The variable transmission device comprises: radially inner and outer races, each comprising two parts spaced along an axis; planetary members arranged in rolling contact with said inner and outer races; a transmission ratio controller operable to vary a separation along said axis of said two parts of one of said inner and outer races resulting in a radial displacement of said planetary members to vary a transmission ratio; and a clamping force controller coupled to at least one of said two parts of another of said inner and outer races and to an input shaft, said clamping force controller comprising opposing surfaces operable rotate relative to each other in response to a torque applied to said input shaft, at least one of said opposing surfaces being defined by a ramp having a non-linear lead profile, said relative rotation of said opposing surfaces causing a non-linear change in separation along said axis of said two parts of said another of said inner and outer races to accommodate said radial displacement of said planetary members and to control clamping forces applied between said planetary members and said inner and outer races proportionately to said torque applied to said input shaft and said different transmission ratios. Providing a non-linear ramp enables the clamping force generated between the races and the planets to be varied dependent on the transmission ratio of the device. Accordingly, rather than simply generating a clamping force which is proportionate
to the torque applied to the input shaft, the clamping force generated is proportionate to both the input torque and the transmission ratio of the device. In this way, only the required amount of clamping force is generated, which is suited to the particular transmission ratio of the device. This helps to ensure that the loading on the components is reduced, the amount of friction and heat generated within the device is minimised which reduces wear and the efficiency of the device is increased.
F16H 15/04 - Transmissions donnant une gamme continue de rapports de vitesses
F16H 15/40 - Transmissions donnant une gamme continue de rapports de vitesses dans lesquelles deux organes travaillent en conjugaison par l'intermédiaire de billes ou de rouleaux d'un diamètre utile uniforme, non montés sur des arbres
brevets
