Abrégé

A steering column includes a support base intended to be mounted fixedly with respect to a vehicle chassis. The steering column further includes a steering member on which a vehicle steering wheel is mounted. The steering member includes a transmission shaft mounted so as to rotate with respect to the support base about a longitudinal main axis. The steering column also includes at least one force sensor that is interposed between a first non-rotating element of the steering column and a second non-rotating element belonging either to the steering column or to the chassis of the vehicle.

Classes IPC  ?

• B62D 1/18 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables
• G01L 5/22 - Appareils ou procédés pour la mesure des forces, du travail, de la puissance mécanique ou du couple, spécialement adaptés à des fins spécifiques pour la mesure de la force appliquée aux organes de commande, p. ex. organes de commande des véhicules, détentes

Abrégé

The invention proposes a steering column (10) comprising a support base intended to be mounted fixedly with respect to a vehicle chassis, a steering member (16) on which a vehicle steering wheel is mounted, the steering member (16) comprising a transmission shaft (20) mounted so as to rotate with respect to the support base about a longitudinal main axis (A1), characterized in that it has at least one force sensor (32) that is interposed between a first non-rotating element (34) of the steering column (10) and a second non-rotating element (36) belonging either to the steering column (10) or to the chassis of the vehicle.

Classes IPC  ?

• G01L 5/22 - Appareils ou procédés pour la mesure des forces, du travail, de la puissance mécanique ou du couple, spécialement adaptés à des fins spécifiques pour la mesure de la force appliquée aux organes de commande, p. ex. organes de commande des véhicules, détentes
• G01L 1/16 - Mesure des forces ou des contraintes, en général en utilisant les propriétés des dispositifs piézo-électriques

Abrégé

A steering column having an adjustment limit stop device comprising a body receiving, in a deformable bearing, the sleeve carrying the steering wheel and a mechanism for clamping a shaft with a lever carrying a clamping device compressing the deformable bearing. The steering column comprises a stop device provided with a stop edge carried by the sleeve and with which a lock cooperates that limits the adjustment travel of the sleeve while being retracted after the adjustments of the column have been clamped, allowing the sleeve to travel, in the event of an impact on the steering wheel, in order to absorb the energy.

Classes IPC  ?

• B62D 1/189 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant un réglage de l'inclinaisonColonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant un réglage axial et de l'inclinaison la totalité de la colonne de direction étant inclinable comme un tout
• B62D 1/184 - Dispositifs pour fixer les colonnes à des positions sélectionnées
• B62D 1/19 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant des dispositions pour absorber l'énergie, p. ex. susceptibles de déformation ou repliables

Abrégé

The invention relates to a steering column with adjustment of the longitudinal extension and the incline of the steering wheel, comprising a sleeve carried by a deformable bearing provided with a clamping mechanism consisting of a clamping axle. The deformable bearing has two side limbs that are connected by a cross-member formed by two inclined faces joined by a bottom. The two side limbs each form a first side support close to the end of the limb and the two inclined faces each form an inclined second side support located opposite the first side supports, the bottom forming an intermediate support between the two inclined side supports. The clamping axle passes through the end of the two side limbs, beyond the first two side supports.

Classes IPC  ?

• B62D 1/19 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant des dispositions pour absorber l'énergie, p. ex. susceptibles de déformation ou repliables
• B62D 1/184 - Dispositifs pour fixer les colonnes à des positions sélectionnées
• B62D 1/187 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant un réglage de l'inclinaisonColonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant un réglage axial et de l'inclinaison

Abrégé

Steering column comprising a cradle (21) mounted tilting on the body of the vehicle and receiving, in a deformable bearing (22), a sleeve (2) provided with a tube bearing the steering wheel. A clamping device (3) comprising a manoeuvring lever (32) bearing a clamping axle (31) and pressed against a bearing block (34) by a ramp connection (341) and by an escutcheon (33) with teeth (331). The bearing block (34), has a ramp (341) for each tooth (331) ending in a stop (343) projecting into the circular segments (335) between two teeth (331). One of the teeth (331) has, on its unclamping side, a damping element (334).

Classes IPC  ?

• B62D 1/184 - Dispositifs pour fixer les colonnes à des positions sélectionnées
• B62D 1/19 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant des dispositions pour absorber l'énergie, p. ex. susceptibles de déformation ou repliables
• F16B 2/18 - Brides ou colliers, c.-à-d. dispositifs de fixation dont le serrage est effectué par des forces effectives autres que la résistance à la déformation inhérente au matériau dont est fait le dispositif utilisant des cames, des leviers, des excentriques ou des rotules
• B62D 1/189 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant un réglage de l'inclinaisonColonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant un réglage axial et de l'inclinaison la totalité de la colonne de direction étant inclinable comme un tout

Abrégé

An energy absorption device (30) for a steering column (10) comprises a metal sheet (42) comprising an interference zone (50) through which extends an interference passage (74) that is parallel to a longitudinal direction (200) of the absorption device (30), and a deformation slider (84) suitable for causing a plastic deformation of the metal sheet (42) by shape interference with the walls of the interference passage (74) during a relative translational movement parallel to the longitudinal direction (200). The metal sheet (42) has two lateral zones (52) which are located on either side of the interference zone (50) and are each connected to the interference zone (50) by a plastically deformable connection zone (56) having at least two folds (58).

Classes IPC  ?

• B62D 1/19 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant des dispositions pour absorber l'énergie, p. ex. susceptibles de déformation ou repliables

Abrégé

A coupling device includes two coaxial shafts, namely a tubular outer shaft and an inner shaft, capable of rotating about a reference axis; a wrap-around raceway formed on a first one of the coaxial shafts; an oblique raceway formed on the second coaxial shaft and a play take-up rail provided with a complementary raceway and movable relative to the second coaxial shaft parallel to a plane perpendicular to the reference axis. A row of balls is positioned to run parallel to the reference axis on the wrap-around raceway, the oblique raceway and the complementary raceway, to guide the two coaxial shafts relative to each other in translation.

Classes IPC  ?

• B62D 1/185 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables réglables par déplacement axial, p. ex. télescopiques
• F16D 3/227 - Joints universels dans lesquels la flexibilité est réalisée par pivots ou organes de liaisons coulissants ou roulants une des pièces d'accouplement pénétrant dans un manchon de l'autre pièce d'accouplement et reliée à celle-ci par des organes coulissants ou tournants les organes tournants étant des billes, des rouleaux ou des éléments analogues, guidés dans des gorges ou des logements dans chacune des parties de l'accouplement les organes roulants étant guidés dans des gorges ménagées dans chacune des parties de l'accouplement les axes des gorges de chaque pièce d'accouplement étant situés sur un cylindre coaxial à ladite pièce d'accouplement les joints étant télescopiques
• B62D 7/16 - Disposition relative des articulations de la timonerie
• F16C 29/04 - Roulements à billes ou à rouleaux
• F16C 3/035 - ArbresManivelles télescopiques avec paliers incorporés

Abrégé

A steering column having an adjustment limit stop device comprising a body (1) receiving, in a deformable bearing (11), the sleeve (4) carrying the steering wheel and a mechanism (5) for clamping a shaft (52) with a lever (51) carrying a clamping device (53) compressing the deformable bearing (11). The steering column comprises a stop device (6) provided with a stop edge (612) carried by the sleeve (4) and with which a lock (62) cooperates that limits the adjustment travel of the sleeve (4) while being retracted after the adjustments of the column have been clamped, allowing the sleeve to travel, in the event of an impact on the steering wheel, in order to absorb the energy.

Classes IPC  ?

• B62D 1/184 - Dispositifs pour fixer les colonnes à des positions sélectionnées
• B62D 1/19 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant des dispositions pour absorber l'énergie, p. ex. susceptibles de déformation ou repliables

Abrégé

A device for connecting a steering column to a steering gear housing comprising a shaft (2) having an end portion (20), a clamping collar (1) comprising two arms (10, 11) arranged relative to one another in such a way as to delimit a cavity (3) able to guide the shaft (2) into a position of engagement and keep the shaft (2) in the engaged position, and means (16) for clamping the arms (10, 11) onto the shaft in the engaged position with a set torque, the cavity (3) comprising a coupling zone (4) and an entry zone (5) situated to the rear of the coupling zone in the direction of insertion and dimensioned in relation to the coupling zone (4) in such a way as to prevent the clamping means from being clamped to the set torque when the end portion is situated in the entry zone (5).

Classes IPC  ?

• F16D 3/38 - Joints de Hooke ou autres joints avec organe intermédiaire équivalent auquel chaque pièce d'accouplement est reliée par pivot ou par glissement avec un seul organe intermédiaire à tourillons ou paliers disposés sur deux axes perpendiculaires l'un à l'autre
• B62D 1/20 - Liaison entre la colonne de direction et la timonerie
• F16D 1/033 - Accouplements pour établir une liaison rigide entre deux arbres coaxiaux ou d'autres éléments mobiles d'une machine pour liaison bout à bout de deux arbres ou de deux pièces analogues par serrage de deux surfaces perpendiculaires à l'axe de rotation, p. ex. avec des brides boulonnées

Abrégé

In order to provide a fail-safe operating mode during a transition between an autonomous steering mode and a driver-controlled steering mode in an emergency situation, a steering system comprises a steering shaft, a brake mechanism movable between an released position and a engaged position for angularly locking the steering shaft, and an override such that a non-destructive external torque applied to the steering shaft above a given threshold when the brake mechanism is in the engaged position results in a rotation of the steering shaft.

Classes IPC  ?

• B62D 1/184 - Dispositifs pour fixer les colonnes à des positions sélectionnées
• G05G 5/16 - Moyens pour empêcher, limiter ou inverser le mouvement de certaines pièces d'un mécanisme de commande, p. ex. verrouillage des organes de commande pour maintenir les organes sur un nombre indéterminé de positions, p. ex. par un secteur denté par verrouillage d'un organe par rapport à un secteur fixe, une tige ou un organe analogue par friction
• G05G 5/12 - Moyens pour empêcher, limiter ou inverser le mouvement de certaines pièces d'un mécanisme de commande, p. ex. verrouillage des organes de commande pour maintenir les organes sur un nombre indéterminé de positions, p. ex. par un secteur denté
• B62D 5/00 - Direction assistée ou à relais de puissance
• G05G 5/06 - Moyens pour empêcher, limiter ou inverser le mouvement de certaines pièces d'un mécanisme de commande, p. ex. verrouillage des organes de commande pour maintenir les organes de commande, seulement sur une ou sur un nombre limité de positions définies
• G05G 5/08 - Verrouillage des organes, p. ex. verrouillage d'un organe sur une position particulière avant ou pendant le déplacement d'un autre organe
• G05G 5/24 - Moyens pour empêcher, limiter ou inverser le mouvement de certaines pièces d'un mécanisme de commande, p. ex. verrouillage des organes de commande pour maintenir les organes sur un nombre indéterminé de positions, p. ex. par un secteur denté par verrouillage d'un secteur, d'une tige ou d'un organe analogue porté par l'organe de commande par engrènement sans glissement, p. ex. par cliquet
• B62D 1/28 - Commandes de direction, c.-à-d. moyens pour produire un changement de direction du véhicule non montées sur le véhicule non mécaniques

Abrégé

Device for coupling an inner shaft and an outer shaft which slide along their common axis with balls positioned between the two shafts. The balls rest directly in axial grooves of the outer shaft and on two rails positioned in axial grooves of the inner shaft. The two rails pivot about the balls, by pressing against flanks of mating curved profile of the axial groove, and are held in place by an elastic element which presses against the bottom of the axial groove.

Classes IPC  ?

• F16C 3/035 - ArbresManivelles télescopiques avec paliers incorporés

Abrégé

The invention relates to an electric locking system (1) for locking the position of a steering column of a vehicle relative to the dashboard of said vehicle, the steering column including a tube-body movably mounted in a supporting assembly for enabling the manual adjustment of said steering column. The locking system includes means (2) for locking the tube-body on the supporting assembly, an electric motor (4) coupled to the locking means (2) for driving the latter and placing the steering column in an unlocked state or a locked state, motor control means providing motor actuation instructions for placing the steering column in the locked state and/or in the unlocked state, and means for detecting the state of the steering column and for generating an electric signal representative of the state of the column.

Classes IPC  ?

• B62D 1/16 - Colonnes de direction
• B62D 1/184 - Dispositifs pour fixer les colonnes à des positions sélectionnées

Abrégé

According to the disclosure, the steering column comprises a steering shaft rotatingly mounted in a tube-body provided on a side mount of a fixed bearing assembly via a lateral mechanism. The column can be adjusted in height and/or depth by an axis clamping system with a clamping rod (interacting with the lateral mechanism. The lateral mechanism comprises a bearing member provided between the side mount and a side member of the tube-body. A cross-section arranged between the bearing member and the side member enables counter-rotation. The lateral mechanism includes a system for adjusting the sliding clearance on the clamping rod using a bearing member and an adjustable clamping head.

Classes IPC  ?

• B62D 1/16 - Colonnes de direction
• B62D 1/184 - Dispositifs pour fixer les colonnes à des positions sélectionnées

Abrégé

An adjustable steering column for a motor vehicle has a support assembly intended to be fixed to a chassis of a vehicle, a tubular body slidably mounted in the support assembly, adjustment and locking devices able to switch from a state of a adjusting the position of the tubular body in the support assembly to a state of immobilizing the tubular body in a desired adjusted position within the support assembly, a plastically deformable energy-absorbing element collaborating with a deformation member secured to the tubular body so that it undergoes plastic deformation as the tubular body retracts inside the support assembly following an impact transmitted to the tubular body when the adjustment and locking devices are in the locked state and a ratchet mechanism for securing the plastically deformable element to the support assembly during plastic deformation of the plastically deformable element.

Classes IPC  ?

• B62D 1/18 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables

Abrégé

A device for the assisted locking and unlocking of an adjustable steering column has a fixed cam element secured to a column body, a moving cam element extended by an operating lever, and an articulation system coupled to a central spindle mounted between the elements and passing through the body. The articulation system includes an elastic return member intended to collaborate with two sets of complementary bosses borne respectively by each cam element and delimiting with one another, two end-of-travel stops so that by pivoting the lever, the moving cam element can be made to move between a locked position and an unlocked position via an intermediate position of unstable equilibrium.

Classes IPC  ?

• B62D 1/18 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables

Abrégé

A device for adjusting a steering column includes a body and a cap assembled by a pivot and a connection element enabling the displacement of the body with respect to the cap under the action of a motor-reduction unit mounted on the body. The device is characterized in that the connection element includes at least one arm of which a first end is attached to the cap and a second end is connected to a threaded rod with vertical displacement cooperating in rotation with the drive shaft of a motor-reduction unit so that the arm forms a hinge enabling the reversible angular displacement of the body with respect to the cap.

Classes IPC  ?

• B62D 1/181 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant des moyens de réglage assistés, p. ex. avec mémorisation de la position
• B62D 1/187 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant un réglage de l'inclinaisonColonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables comportant un réglage axial et de l'inclinaison
• B62D 1/18 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables

Abrégé

The invention relates to a device for coupling an inner shaft and an outer shaft sliding in the direction of a common axis thereof, with balls provided between the two shafts. The balls are arranged in axial grooves of the inner shaft and in axial grooves of the outer shaft. Each row of balls is maintained by a double elastic member that bears in the groove of the inner shaft and urges the balls along two rolling tracks so that they come into contact with the groove of the outer shaft, wherein each of the two rolling tracks is hinged through a pivot surface and a bearing surface of the corresponding shaft, and the difference between the radii defines two bearing areas defining a hinge axis parallel to the common axis.

Classes IPC  ?

• F16C 3/035 - ArbresManivelles télescopiques avec paliers incorporés

Abrégé

In an adjustable steering column adjustable, a steering shaft is mounted in a body tube arranged in an intermediate carrier mounted on a fixed support member. The body tube is immobilized onto the fixed support member by a clamping system. The position-keeping device includes teeth that, in the event of an impact, are mutually engageable by means of a press system mounted in the intermediate carrier and under the action of the clamping system. The teeth belong to of the press system and are on the body tube. The teeth have characteristics defined such that in the event of an impact, the breaking force of the teeth has a predetermined value.

Classes IPC  ?

• B62D 1/00 - Commandes de direction, c.-à-d. moyens pour produire un changement de direction du véhicule

Abrégé

An adjustable steering column adjustable includes a steering shaft mounted in a body tube arranged in a movable support member and immobilized on a fixed support member by an electric clamping system. The clamping system is mounted in a casing supporting an electric actuator and includes a transmission mechanism, an immobilizing assembly and a clamping rod passing through the fixed support member. The immobilizing assembly includes a fixed cam rotationally fixed with respect to the clamping rod, and a rotationally movable cam, the cams having rolling paths for balls. Each rolling path has the shape of a spiral with an escape slope for a ball, in order to initiate clamping or unclamping depending on the rotation direction of the movable cam relative to the fixed cam.

Classes IPC  ?

• B62D 1/16 - Colonnes de direction

Abrégé

A system for locking, with respect to rotation and translation, the engagement of a first shaft with a second shaft, the first shaft being disposed in an axial bore in the second shaft. The system includes a locking device movable between a locking position and a release position, the first shaft having an end part which includes two walls inclined towards each other in a transverse direction, the axial bore having two corresponding walls opposite the inclined walls of the first shaft wherein changing the locking position of the locking device causes a transverse movement of the end part which puts the inclined walls of the first shaft in abutment against the corresponding walls of the axial bore.

Classes IPC  ?

• B25G 3/12 - Dispositifs de verrouillage ou de blocage

Abrégé

The yoke member of Cardan joint is made in one unitary part of one piece and includes a pivot fork including two pivot arm portions each comprising a crossing hole, the axis of which is the pivot axis of a cross-piece, and a connecting element for the motion transmission shaft and having two tightening portions connected via a junction portion. Each of the two tightening portions comprises a tightening hole. Four reinforcing appendices are arranged on the tightening portions and opposite one another in pairs to form together with the portions a housing for the motion transmission shaft. The yoke member is stamped in order to give it the desired thickness in highly stressed and lowly stressed regions.

Classes IPC  ?

• F16D 3/40 - Joints de Hooke ou autres joints avec organe intermédiaire équivalent auquel chaque pièce d'accouplement est reliée par pivot ou par glissement avec un seul organe intermédiaire à tourillons ou paliers disposés sur deux axes perpendiculaires l'un à l'autre avec un organe intermédiaire pourvu de deux paires de tourillons dirigés vers l'extérieur sur les axes entrecroisés

Abrégé

A motorized steering column module with position control including a moving device that moves a steering wheel in an axial direction, bringing it closer or further away from a selected position, and in a radial plane for regulating upward and downward movement with the aid of at least one electronic motor controller; and a controller that varies the speed of the motor at least proximate a departure position and an arrival position.

Classes IPC  ?

• B62D 1/018 -

Abrégé

Device for coupling an inner shaft and an outer shaft that slide in the direction of a common axis with balls disposed between the two shafts. The balls are disposed in axial grooves of the inner shaft and in axial grooves of the outer shaft. Each row of balls is held by a double spring member that bears on the groove and which pushes on two rolling tracks for the balls, which come into contact with the groove. The two rolling tracks are articulated at the junction of the groove and the inner shaft.

Classes IPC  ?

• B62D 1/16 - Colonnes de direction

Abrégé

An adjustable vehicle steering column is locked to a vehicle chassis by a remote-controlled electrically-operable locking arrangement that is carried by one end of a locking arm the other end of which is pivotally connected with the vehicle chassis. The locking arrangement has a locking axis that is parallel with and spaced a given distance from the pivot axis of the locking arm.

Classes IPC  ?

• B62D 1/18 - Colonnes de direction susceptibles de déformation ou réglables, p. ex. inclinables
• B62D 1/16 - Colonnes de direction