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Patent Searching and Data


Matches 1 - 50 out of 6,348

Document Document Title
WO/2021/010419A1
This rotation transmission device has rollers (7a, 7b) incorporated in between the inner periphery of an outer race (6) and the outer periphery of an inner race (5), an armature (31) supported so as to move in an axial direction due to c...  
WO/2021/009964A1
A steering device (100) comprises: a rack shaft (30) that steers a wheel (1); bushings (35, 36) that support the rack shaft (30) in a slidable state; tie rods (41a, 41b) coupled with the rack shaft (30); and boots (37a, 37b) that cover a...  
WO/2021/007424A1
A valve (400) for hydraulic parallel work systems (100) is provided. The valve (400) includes a first pair of ports (416, 416a-b), a second pair of ports (422, 422a-b), a first connection, and a second connection. The first connection is...  
WO/2021/004160A1
A direction adjusting device (100) and an application thereof. The direction adjusting device (100) is allowed to be installed in a steering system (220) of a traveling body (200), and comprises a driving element (10) and a linkage eleme...  
WO/2020/254874A1
An apparatus for use in turning steerable vehicle wheels includes a steering member connected to at least one steerable vehicle wheel. The steering member moves axially to effect turning movement of the at least one steerable vehicle whe...  
WO/2020/246787A1
Disclosed are a steering control device, a steering control method, and a steering support system including same. Particularly, a steering control device according to the disclosure comprises: a command value calculation unit for calcula...  
WO/2020/240736A1
A hybrid electric vehicle (HEV) 1 uses electrical power generated by an internal combustion engine (ICE) 2 and drives front wheels 9 by a motor generator 4 through a drive shaft 10. A lower part of the internal combustion engine 2 is dis...  
WO/2020/235864A1
According to the present embodiments, provided is a rack-driven power assisted steering device in which a rolling member supporting the rotation of a ball nut is provided in a double row, a ball nut assembly is coupled to a housing throu...  
WO/2020/231160A1
The present embodiments relate to a steer-by-wire type steering apparatus, which prevents a steering shaft from mechanically rotating by means of a gear structure when a driver turns the steering wheel at the maximum rotation angle or gr...  
WO/2020/213423A1
A clearance is provided between an inner perimeter of a bushing main body (2), which crosses a row of rack gear teeth (50) and surrounds a rack (5), and an outer perimeter of the rack (5), and two supporting surfaces (21A, 21B), which sa...  
WO/2020/207582A1
The present invention concerns a rack-and-pinion gearing assembly (5) comprising a pinion (10), a rack (11) in meshing engagement with the pinion (10), a rack bushing (16) supporting the rack, a yoke (14) engaging the rack (11) in a tran...  
WO/2020/202775A1
An electric power steering device (100) is provided with a steering shaft (20); an electric motor (50) that provides rotational torque to the steering shaft (20); a deceleration part (42) that transmits rotation of the electric motor (50...  
WO/2020/194667A1
A steering control device 100 comprises: a motor rotation angle calculation unit 151 that calculates the rotation angle θm of an electric motor 110 that supplies power to be transmitted to a rack shaft; a rack position ascertaining unit...  
WO/2020/184857A1
According to embodiments of the present invention, when a driver applies steering torque greater than the reaction torque of a reaction motor to a steering shaft, the steering shaft is mechanically prevented from rotating any more, and t...  
WO/2020/184894A1
The present disclosure relates to an unlocking method, an unlocking device, and a steering assistance apparatus including same. Particularly, a steering assistance apparatus according to the present disclosure comprises: a steering angle...  
WO/2020/184853A1
Provided are an apparatus for overlay control of an electric power steering system, and a method therefor. The apparatus for overlay control of an electric power steering system according to an embodiment of the present invention compris...  
WO/2020/184883A1
The present embodiments relate to a steer-by-wire steering apparatus. According to the present embodiments, provided is a steer-by-wire steering apparatus which, when the rotation of a wheel reaches a maximum point, limits the rotation o...  
WO/2020/184893A1
The present disclosure relates to a steering assistance system, a steering control device, and a steering control method. Specifically, the steering control device according to the present invention calculates a target rack stroke on the...  
WO/2020/184866A1
Embodiments of the present invention relate to a rack-driven electric power assisted steering device. Embodiments of the present invention provide a rack-driven electric power assisted steering device comprising: a rack bar which slides ...  
WO/2020/179323A1
An electric power steering device (100) in which, when the distance within a first projection plane (P1) from a first intersection point (IP1) at which a first projection center line (PCL1) and a first center line (CL1) intersect to the ...  
WO/2020/178376A1
An apparatus for use in turning steerable vehicle wheels includes a steering column having a pinion connected with a vehicle steering wheel such that rotation of the steering wheel results in rotation of the pinion. An electrically power...  
WO/2020/179324A1
An electric power steering device (100) is provided with: a rack housing (34) storing a rack shaft (30); a worm housing (45) having a storing part (45a) storing a worm wheel (44), and a boss part (45b) arranged to protrude from the outer...  
WO/2020/177686A1
An apparatus includes a housing (202). A column gear (208) is positioned within the housing (202) and adapted to be coupled to a steering column (212), and the column gear (208) has a first diameter (D1), rotates about a first axis (214)...  
WO/2020/166525A1
The present invention achieves a manufacturing method with which the generation of frictional heat required for frictional pressure welding of the axial end sections of a first shaft part and a second shaft part is not easily interfered....  
WO/2020/157861A1
A steering device 1 comprises: a housing 30 that covers the circumference of a portion of a rack shaft 3; a resin cover 100 that is attached to the housing 30 so as to cover an opening formed in the housing 30 and that has a through hole...  
WO/2020/159311A1
The present disclosure relates to a power assist control apparatus and a power assist control method. The power assist control apparatus according to the present disclosure comprises: a main motor driven at a first rotation speed; a sub-...  
WO/2020/158616A1
A rack bar (10) includes a hollow shaft member (12) including a rack (11) configured to engage with a pinion, and a screw member (13) joined to a axial end portion (12a, 12b) of the shaft member (12). The screw member (13) includes an ex...  
WO/2020/145848A1
The invention relates to motor vehicle steering mechanisms, and more particularly to rack-and-pinion steering mechanisms operating on the principle of "drive pinion – driven toothed rack" and intended for changing the position of the s...  
WO/2020/137552A1
This linear motion shaft, in which a first shaft and a second shaft are coupled by friction welding, has improved coaxiality between a section having a first input part and a section having a second input part. A screw shaft 29, which is...  
WO/2020/134622A1
A magneto-rheological fluid-based recirculating ball electro-hydraulic steering system and an optimization method therefor. Said system comprises: a mechanical transmission module, an electric power assist module, a magneto-rheological f...  
WO/2020/137551A1
In this linear drive shaft in which a rack shaft part and a ball screw shaft part are joined to each other through friction pressure welding, the coaxiality between a portion having the rack shaft part and a portion having the ball screw...  
WO/2020/134621A1
An automobile electro-hydraulic intelligent steering system and a multi-objective optimization method therefor, the system comprising a mechanical steering module, an electric power assist module, an electro-hydraulic power assist module...  
WO/2020/130479A1
The present disclosure provides a steering control apparatus, a steering control method, and a steering apparatus. Specifically, the steering control apparatus comprises: a reception unit for receiving steering correction condition infor...  
WO/2020/129401A1
The purpose of the present invention is to improve the performance of a steering device. Inside a housing 11 of a steering device 1, a rack 10 movable in the X direction is provided, and a magnetic pattern 30 having a plurality of N-pole...  
WO/2020/130488A1
According to the present embodiments, a torque applied to a torsion bar is attenuated to thus relatively increase the rigidity of the torsion bar, thereby improving the response performance to a driver's steering wheel operation, increas...  
WO/2020/122538A1
A dust cap for a steering system is disclosed. A dust cap for a steering system, which has an accommodation hole for accommodating a pinion shaft and of which the lower part is coupled to a rack housing, according to an embodiment of the...  
WO/2020/121948A1
In a steering device according to the present invention, among a retainer first end part (71a) and second end part (71b), which are the axial end parts of a retainer (71), the retainer second end part (71b), which is closer to a spring-h...  
WO/2020/122555A1
The present disclosure relates to a steering control system, a steering control device, and a steering control method. More specifically, a steering control system according to the present disclosure comprises: an actuator driven at a ta...  
WO/2020/116797A1
According to the present embodiments, noise can be reduced by compensating for clearance caused by the wear of a rack bar support member, assembly convenience can be improved by simplifying a structure, and an installation space can be e...  
WO/2020/114470A1
An automobile steering transmission mechanism, an automobile steering system, and a long front suspension automobile. The automobile steering transmission mechanism comprises a mounting member (400), a rotating shaft (200), an input rock...  
WO/2020/116864A1
The present disclosure relates to a steering apparatus and a steering control method. A steering apparatus of the present disclosure comprises: a sensor unit which measures the steering angle on the basis of the torque of a steering whee...  
WO/2020/080832A1
The present embodiments relate to a steer-by-wire-type steering apparatus, and may provide a steer-by-wire-type steering apparatus comprising: an outer member which is rotated by a driving motor and has oblique grooves formed in the inne...  
WO/2020/078984A1
Disclosed is a steering rack for a motor vehicle steering system, comprising at least one tooth structure (3), said tooth structure (3) being formed in two planes that are tilted relative to each other by an angle θ.  
WO/2020/074385A1
The invention relates to a steering gear (7) for a steer-by-wire steering system (1) of a motor vehicle, comprising a coupling rod (16), which is mounted in a steering gear housing (8) and on which a leadscrew (12) is formed, which is su...  
WO/2020/067156A1
One embodiment of the present invention provides a test device which is provided with an input side drive unit capable of rotationally driving a steering shaft of a steering device serving as a test piece, and a control unit which contro...  
WO/2020/064491A1
The invention relates to a steering gear (7) with a steer-by-wire steering system (1) of a motor vehicle, having a coupling rod (16) which is supported in a steering gear housing (8) and on which a threaded spindle (12) is formed, said t...  
WO/2020/059261A1
A multi-layer sliding member 1 comprises: a back plate 2 formed from a steel plate; a copper-plated or nickel-plated film 4 formed on one surface 3 of the back plate 2; a porous metal sintered layer 5 integrally bonded to the surface 3 o...  
WO/2020/039880A1
The present invention supports a rack bushing for supporting a rack shaft in a slidable manner, without pinching the rack bushing between two members in the axial direction and without rattling in the axial direction with respect to the ...  
WO/2020/038672A1
A steering system for steering a wheel of a vehicle, comprising a track rod (11) for deflecting the wheel, a rack (4) which, by axial movement, leads to control of the track rod (11), and a housing (3), wherein the rack (4) is at least p...  
WO/2020/030005A1
A lightweight and miniature vehicle, comprising a frame (1), wheels (2), a steering means (3), a steering device (4), power devices (5), braking devices (6), and a passenger compartment (7), the wheels (2) being mounted on the lower port...  

Matches 1 - 50 out of 6,348