Filtering pulley (1) comprising a hub (2) adapted to be fixed to a shaft rotating around aann axis (A), a crown (3) mounted coaxially and rotationally free on the hub (2), at least one elastic group (30) arranged circumferentially with respect to hub (2) and crown (3) and interposed, each, between a pair of first elements (36) fixedly carried by said hub (2) and between a pair of second elements (16) fixedly carried by crown (3), the hub (2) comprises a first element (51) and a second element (52) connected together by fixing means, the first element (51) carrying the pair of first elements (36) and the second element (52) being configured to be connected to the shaft.
F16F 15/14 - Suppression des vibrations dans les systèmes rotatifs par utilisation d'organes mobiles avec le système lui-même utilisant des masses en oscillation libre tournant avec le système
Hybrid traction system (1) for pedal vehicle comprising, a pedal shaft (2), an electric machine (4) electrically connected to an electronic unit (8) and to electric energy storage means (7), a shaft (6' ) operatively connected to a rear wheel (6) of said pedal vehicle, and a transmission (5) operatively connecting the pedal shaft (2), the shaft (6' ) and the electric machine (4), the electronic unit (8) alternatively controls the transmission (5) in: an assisted pedaling mode wherein the first electric machine (4) supplies torque to the rear wheel (6), or - a regenerative braking mode wherein the electric machine (4) receives torque from the rear wheel (6) to recharge the storage means (7), or - a muscle mode wherein the torque is supplied by the pedal shaft (2) through the transmission (5) to the rear wheel (6).
B60L 7/10 - Freinage dynamo-électrique par récupération
B60L 50/20 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion produite par les humains ou les animaux
B62M 6/55 - Cycles propulsés par le conducteur avec moteur électrique auxiliaire motopropulsés au niveau de parties du vilebrequin
B62M 6/65 - Cycles propulsés par le conducteur avec moteur électrique auxiliaire motopropulsés au niveau de parties de l'axe de moyeu l'axe de moyeu et l'arbre de commande étant disposés coaxialement
B62M 11/06 - Transmissions caractérisées par l'engrènement de roues dentées ou le contact de roues à friction de rapport variable avec pignons à denture droite
F16H 3/091 - Transmissions à engrenages pour transmettre un mouvement rotatif à rapport de vitesse variable ou pour inverser le mouvement rotatif sans engrenages à mouvement orbital exclusivement ou principalement à engrenages constamment en prise, pouvant être libérés de leurs arbres caractérisés par l'agencement des engrenages comportant un seul arbre de renvoi
F16H 3/10 - Transmissions à engrenages pour transmettre un mouvement rotatif à rapport de vitesse variable ou pour inverser le mouvement rotatif sans engrenages à mouvement orbital exclusivement ou principalement à engrenages constamment en prise, pouvant être libérés de leurs arbres dont un ou plusieurs embrayages unidirectionnels constituent la particularité essentielle
A filtering pulley (1) comprising a hub (2) adapted to be fixed to a shaft rotating around an axis (A), a crown (3) mounted coaxially and rotationally free on the hub (2) and a filtering unit (5) operatively interposed between the hub (2) and the crown (3), the hub (2) comprising a first portion (2') and a second portion (2''), the first portion (2') being radially comprised around the axis (A) by the crown (3), the pulley (1) comprising support means (4) for supporting the crown (3) on the hub (2), the support means (4) being the only element radially interposed between the first portion (2') and the crown (3).
F16F 15/123 - Suppression des vibrations dans les systèmes rotatifs par utilisation d'organes mobiles avec le système lui-même utilisant des organes élastiques ou des organes amortisseurs de friction, p. ex. entre un arbre en rotation et une masse giratoire montée dessus utilisant des ressorts comme organes élastiques, p. ex. des ressorts métalliques des ressorts enroulés
F16F 15/12 - Suppression des vibrations dans les systèmes rotatifs par utilisation d'organes mobiles avec le système lui-même utilisant des organes élastiques ou des organes amortisseurs de friction, p. ex. entre un arbre en rotation et une masse giratoire montée dessus
A filtering pulley (1) comprising a hub (2) adapted to be fixed to a shaft rotating around an axis (A), a crown (3) mounted coaxially and rotationally free on the hub (2) and a filtering unit (5) operatively interposed between the hub (2) and the crown (3), the hub (2) comprising a first portion (2') and a second portion (2''), the first portion (2') being radially comprised around the axis (A) by the crown (3), the second portion (2'') being only partially radially comprised around the axis (A) by the crown (3), the filtering unit (5) being operatively interposed between the hub (2) and the crown (3) around the first portion (2') of the hub (2) and axially facing the crown (3).
F16F 15/123 - Suppression des vibrations dans les systèmes rotatifs par utilisation d'organes mobiles avec le système lui-même utilisant des organes élastiques ou des organes amortisseurs de friction, p. ex. entre un arbre en rotation et une masse giratoire montée dessus utilisant des ressorts comme organes élastiques, p. ex. des ressorts métalliques des ressorts enroulés
F16F 15/129 - Suppression des vibrations dans les systèmes rotatifs par utilisation d'organes mobiles avec le système lui-même utilisant des organes élastiques ou des organes amortisseurs de friction, p. ex. entre un arbre en rotation et une masse giratoire montée dessus caractérisée par des organes amortisseurs de friction
5.
TENSIONER FOR AN ACCESSORY DRIVE OF A MOTOR VEHICLE AND ACCESSORY DRIVE INCLUDING SUCH A TENSIONER
Tensioner for an accessory drive of an internal combustion engine (2), the accessory drive (1) comprising at least a first pulley (3) connected to a drive shaft (4) of the engine (2), at least a second pulley (5) connected to an electrical machine (7), and a belt (8) wound at least on the first pulley (3) and the second pulley (5), the tensioner (11) comprising: a base (12) configured to be fixed to one of the engine (2) and a casing (13) of the electrical machine (7); a first arm (21) rotatable with respect to the base (12) about a first axis (A1); a second arm (22) rotatable with respect to the base (12) about a second axis (A2); a first tensioning pulley (31) carried by the first arm (21) and rotatable with respect to it about its own axis (PA1); a second tensioning pulley (32) carried by the second arm (22) and rotatable with respect to it about its own axis ( PA2); and elastic means (71) acting on the first arm (21) and on the second arm (22) to push the first tensioning pulley (31) and the second tensioning pulley (32) into contact with respective spans (8a, 8b) of the belt (8), the elastic means (71) comprising a traction spring (72) comprising a main body (73) extending along a spring axis (SA), a first end (81) operatively interposed between the main body (73) and the first arm (21), a second end (82) operatively interposed between the main body (73) and the second arm (22), wherein the main body (73), the first end (81) and the second end (82) are distinct elements.
Hybrid traction system (1) for pedal vehicle comprising, a pedal shaft (2), an electric machine (4) electrically connected to an electronic unit (8) and to electric energy storage means (7), a shaft (6' ) operatively connected to a rear wheel of said pedal vehicle, and a transmission (5) operatively connecting the pedal shaft (2), the shaft (6' ) and the electric machine (4), the electronic unit (8) alternatively controls the transmission (5) in: an assisted pedaling mode wherein the electric machine (4) supplies torque through the transmission (5) to the rear wheel shaft ( 6' ), or - a regenerative braking mode wherein the electric machine (4) receives torque from the transmission (5) starting from the rear wheel shaft (6' ) to recharge the storage means (7), or - a muscle mode wherein the torque is supplied by the pedal shaft (2) to the rear wheel or to the electric machine (4).
B62M 6/45 - Dispositifs de commande ou d'actionnement s'y rapportant
B62M 6/55 - Cycles propulsés par le conducteur avec moteur électrique auxiliaire motopropulsés au niveau de parties du vilebrequin
B62M 11/06 - Transmissions caractérisées par l'engrènement de roues dentées ou le contact de roues à friction de rapport variable avec pignons à denture droite
B60L 7/10 - Freinage dynamo-électrique par récupération
F16H 3/08 - Transmissions à engrenages pour transmettre un mouvement rotatif à rapport de vitesse variable ou pour inverser le mouvement rotatif sans engrenages à mouvement orbital exclusivement ou principalement à engrenages constamment en prise, pouvant être libérés de leurs arbres
F16H 3/091 - Transmissions à engrenages pour transmettre un mouvement rotatif à rapport de vitesse variable ou pour inverser le mouvement rotatif sans engrenages à mouvement orbital exclusivement ou principalement à engrenages constamment en prise, pouvant être libérés de leurs arbres caractérisés par l'agencement des engrenages comportant un seul arbre de renvoi
F16H 3/093 - Transmissions à engrenages pour transmettre un mouvement rotatif à rapport de vitesse variable ou pour inverser le mouvement rotatif sans engrenages à mouvement orbital exclusivement ou principalement à engrenages constamment en prise, pouvant être libérés de leurs arbres caractérisés par l'agencement des engrenages avec plusieurs arbres de renvoi
F16H 3/10 - Transmissions à engrenages pour transmettre un mouvement rotatif à rapport de vitesse variable ou pour inverser le mouvement rotatif sans engrenages à mouvement orbital exclusivement ou principalement à engrenages constamment en prise, pouvant être libérés de leurs arbres dont un ou plusieurs embrayages unidirectionnels constituent la particularité essentielle
7.
TENSIONER FOR AN ACCESSORY DRIVE OF A MOTOR VEHICLE AND ACCESSORY DRIVE INCLUDING SUCH A TENSIONER
Tensioner for an accessory drive of a prime mover (2), the accessory drive (1) comprising at least a first pulley (3) connected to a drive shaft (4) of the prime mover (2), at least a second pulley (5) connected to an electrical machine (7), and a belt (14) wound at least on the first pulley (3) and the second pulley (5), the tensioner (15) comprising: a base (16) configured to be fixed to a fixed support structure (17); a first arm (21) rotatable with respect to the base (16) about a first axis (A1); a second arm (22) rotatable about a second axis (A2 ); a first tensioning pulley (31) carried by the first arm (21) and rotatable with respect to it about its own axis (PA1); a second tensioning pulley (32) carried by the second arm (22) and rotatable with respect to it about its own axis ( PA2 ); elastic means (41) acting on the first arm (21) and the second arm (22) to push the first tensioning pulley (31) and the second tensioning pulley (32) into contact with respective spans (14a, 14b) of the belt (14); and stop means (51) configured to limit an angular distance between the first arm (21) and the second arm (22); characterised in that the stop means (51) comprise at least one removable stop element (52) so as to define a first maximum angular distance between the two arms (21, 22) in an installation configuration of the belt (14) wherein the removable stop element (52) is absent, and a second maximum angular distance, less than the first maximum angular distance, in an operating configuration of the accessory drive (1) wherein the removable stop element (52) is present.
Tensioner for an accessory drive of an internal combustion engine (2), the drive (1) comprising at least a first pulley (3) connected to a drive shaft (4) of the engine (2) and having a first axis (EA), at least a second pulley (5) connected to an electrical machine (7) and having a second axis (MA) and a belt (8) wrapped at least on the first and on the second pulleys (3, 5), the tensioner (10) comprising a base ((11)) adapted to be fixed to a casing (13) of the electrical machine (7), a ring (15) rotatable with respect to the base (11) about a third axis (TA), a first tensioning pulley (16) carried by the ring (15) and rotatable with respect to it about its own axis (PA1), an arm (18) carried by the ring (15) and hinged to it about a fourth axis (AA), a second pulley (19) carried by the arm (18) and rotatable with respect to it about its own axis (PA2), elastic means (29) acting on the ring (15) and on the arm (18) to push the first and the second pulleys (16, 19) into contact with respective spans (8a; 8b) of the belt (8), wherein the third axis (TA) is displaced with respect to the second axis (MA) in an eccentricity direction selected so as to minimise the energy required to operate the drive (1) in a homologation cycle.
F16H 7/12 - Moyens pour faire varier la tension des courroies, des câbles ou des chaînes par réglage de la position de l'axe d'une poulie d'une poulie folle
A filtering pulley for an accessory drive of an internal combustion engine, having a hub suitable for connection to an engine accessory, an annular crown provided with a profile configured to cooperate with a drive belt, a coil spring able to transmit torque between the crown and the hub, a first carrier constrained to a first end of the spring and a second carrier constrained to a second end of the spring. The annular crown is externally coaxial to the hub and supported in a rotationally free manner on the hub, and each of the carriers is rotationally coupled to both the hub and the crown with a limited possibility of relative rotation with respect to each of them.
F16F 15/121 - Suppression des vibrations dans les systèmes rotatifs par utilisation d'organes mobiles avec le système lui-même utilisant des organes élastiques ou des organes amortisseurs de friction, p. ex. entre un arbre en rotation et une masse giratoire montée dessus utilisant des ressorts comme organes élastiques, p. ex. des ressorts métalliques
10.
Tightener for a belt drive operating in the presence of oil
A tightener for a belt drive cooperates with the belt in the presence of oil, and has a pin with a first axis; a base plate integral with and substantially perpendicular to the pin; a cam arm connected in a rotary manner to the pin and movable with respect to the base plate; a contact member carried by the cam arm; and an elastic member connected to the cam arm to activate the contact member against the belt. The tightener also has a friction member made of oil-resistant material and axially supporting the cam arm on the base plate; and axial elastic means for loading the friction member against the base plate.
F16H 7/08 - Moyens pour faire varier la tension des courroies, des câbles ou des chaînes
F16H 7/10 - Moyens pour faire varier la tension des courroies, des câbles ou des chaînes par réglage de la position de l'axe d'une poulie
F16H 7/12 - Moyens pour faire varier la tension des courroies, des câbles ou des chaînes par réglage de la position de l'axe d'une poulie d'une poulie folle
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