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WO/1995/032374A1 |
A rack-and-pinion gear has a pinion (51) that engages a rack (51) at a fixed mounting angle. The width of the flanks (61) of at least one rack tooth (54) is corrected, and is appropriately shaped as an arc of a circle. When said width is...
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WO/1995/021087A1 |
A power steering gear comprising a housing (3) having a region subjected to hydraulic pressure when in use, the region forming at least a part of the valve portion (7) and/or the cylinder portion (16) of the steering gear. The region com...
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WO/1994/020352A1 |
In a rack and pinion steering gear, designed especially for motor vehicles, there is a pinion (2) engaging with a rack (6) in a steering box (1). At the ends of the steering box (1) there are apertures (7, 8) through which the rack (6) c...
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WO/1994/016931A1 |
A rack-and-pinion steering gear has a rack (3) supported by a thrust piece (6) on the side opposite the drive pinion (2). The thrust piece arrangement should consist of few components and be easy to assemble. The thrust piece is supporte...
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WO/1994/008835A1 |
Bearing device with reduced play for a power steering system comprising a first bearing (7) for absorbing axial forces exerted on the steering shaft (3) towards its first end. A second bearing (8a, 8b, 8c) transmits to the housing (1) th...
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WO/1992/016404A1 |
Rack and pinion apparatus comprising a toothed rack (1), the tops of the teeth (6) of which lie in a common plane, the rack and pinion apparatus further comprising an anti-roll mechanism (20) having rack-teeth-engaging (7) means mounted ...
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WO/1990/013464A1 |
A steering mechanism consists of a steering gear nut which may also take the form of a working piston (2) guided in a gearcase (1) and movable over a steering pivot. A rack-type toothed gear (2A) machined in the working piston (2) engage...
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WO/1990/006879A1 |
The invention concerns a steering gear, in particular for motor vehicles, with a steering shaft (10), carrying a toothed segment, and a steering-gear nut (4) which engages in the toothed segment by means of a toothed rack (7) and which c...
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WO/1990/005861A1 |
The present invention relates to a device for progressive gear change. The device comprises a gear wheel (2) arranged in a steering housing, and having its teeth in engagement with teeth of a gear rack (4), and which is arranged to be ro...
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WO/1990/005083A1 |
In known motor vehicles with steerable wheels pivotally articulated to the vehicle body by means of a subframe, the subframe is usually a single or double shell of drawn sheet metal and the cast light metal housing of a rack-and-pinion s...
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WO/1989/001435A1 |
A special vehicle has a cross-country steering system and a cab capable of being lowered. A hydraulically assisted steering mechanism of the front axle is provided. A hydraulically assisted steering column assembly (8) is directly secure...
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WO/1988/006113A1 |
A driving pinion, housed in the steering casing and meshing with a toothed rack, is particularly prone to fractures, being subjected as it is to a high level of jerk stress. Said pinion's stress-bearing capability should therefore be inc...
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WO/1988/003450A1 |
A method for producing the rack of variable ratio rack-and-pinion steering arrangements in which a uniformly toothed pinion meshes with a non-uniformly toothed rack. The rack has a central section (7) of uniform pitch and tooth shape fla...
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WO/1987/005874A1 |
A rack and pinion assembly (10) includes a self-adjusting rack support yoke (23) which eliminates the need for yoke (23) adjustment during initial assembly, and provides automatic adjustment of the support yoke (23) during the life of th...
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WO/1986/003437A1 |
A press device for producing a steering rack (4), especially a rack with a variable ratio obtained by different tooth profiles, has an upper forging piece (1) and a lower forging piece (2). A forging piece (2) forms the negative die for ...
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WO/1986/001168A1 |
A rack steering mechanism enables to reduce shocks due for example to the wheel fluttering, and which could be axially exerted on the rack (3). These shocks are transmitted to the drive pinion (2) and cause pertubating turning oscillatio...
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WO/1984/001550A1 |
A steering mechanism comprises a steering nut guided in a casing (1) and displaceable on top of a steering shaft which may be intended simultaneously to work as a drive piston (2). A toothing (2a) which is configured as a rack in the dri...
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WO/1983/004197A1 |
A die for forming a Y-form rack portion (1) of a steering rack bar (25) from a blank by forging in which the die has at least three forming elements (44, 47, 48) relatively movable on application of forging pressure to the die to converg...
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WO/1983/004079A1 |
A rack bearing system for supporting a rack (1) in mesh with a pinion (3). The rack (1) can be of "Y" cross-section or it can be cylindrical in shape. Rack (1) is supported by means of pads (12, 13) bearing on inclined surfaces (10, 11) ...
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WO/1981/001396A1 |
An actuator (10) for effecting relative pivotal movement between two structures (12, 14) includes a bent beam member (18) having a first portion (20) rotatably secured to one structure and a second portion (22) supported for rotation and...
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WO/1981/000239A1 |
The control mechanism with a rack comprises a rack (1) and a control piston (3) located in a cylinder-shaped housing (4). The rack and the piston are axially movable with respect to each other along a limited path. For that purpose a con...
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JP7494717B2 |
A vehicle steering system includes a rack shaft, a pinion shaft, a housing including a rack shaft receiving portion and a pinion shaft receiving portion, and a cover member disposed above the pinion shaft receiving portion. A part of the...
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JP7493356B2 |
To provide a rack and pinion type steering gear unit capable of sufficiently restraining a tilting operation of a rack guide by widening a space of the rack guide in the reciprocating direction at a plurality of rack guide tilting restra...
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JP2024072404A |
A steering device that can easily ensure the holding force of a mount seat surface against a frame seat surface, and a joining structure between a housing and a frame are provided. [Solution] The housing of the steering device has an acc...
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JP7488905B2 |
A steering device includes: a steering shaft structured to receive rotational force; a rack bar in engagement with the steering shaft; and a rack housing that is made of a metal and contains the rack bar such that the rack bar is movable...
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JP2024065822A |
[Problem] In a conventional guide unit, assembly work to a housing is complicated, and there is a possibility that an assembly error may occur. [Solution] A guide unit U that holds an elongated body R slidably in the longitudinal directi...
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JP2024066137A |
An object of the present invention is to provide a steering device that can suppress an increase in the size of a sector shaft. [Solution] In the steering device (PS1) according to the present invention, the preload applying mechanism (6...
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JP7467693B2 |
A modular electric power steering system is disclosed. The system includes a tubular neck which guides a universal joint. The tubular neck has a certain bend angle. The system further includes a drive assembly that has an electric motor ...
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JP2024051380A |
An object of the present invention is to provide a subframe structure that can avoid stress concentration on the fastening/fixing portion of a steering rack in the prior art. [Solution] A subframe structure 10 having a plurality of fixin...
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JP2024047955A |
The present invention provides a position detection device that can be miniaturized and a vehicle steering device equipped with the position detection device. [Solution] A stroke sensor 10 that detects the position of a rack shaft 12 tha...
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JP2024047250A |
An object of the present invention is to provide a steering device that can easily secure the holding force of a mount seat to a frame seat. A housing 2 of a steering device includes a housing part 15 for a direct-acting shaft 12, and a ...
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JP2024047251A |
An object of the present invention is to provide a steering device that easily secures the holding force of a mount seat surface to a frame seat surface, and a coupling structure between a housing and a frame. A housing of a steering dev...
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JP7459464B2 |
To improve steering rack support rigidity by a sub-frame.A vehicle support structure, which comprises a steering rack 61 extending in a vehicle width direction and a sub-frame 30 which front and rear frames 31 extending in a vehicle long...
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JP7458264B2 |
To provide a processing device with high productivity.A processing device 1 includes a case 21, first work-piece support means 22 which is provided within the case 21 and supports a work-piece W1, blade tool holding means 24 which is pro...
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JP2024513601A |
The present invention is a power steering assembly for electromechanical power steering of a motor vehicle (10), in particular a commercial vehicle, comprising a steering gear (1), which is driven by a steering generator. , in particular...
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JP2024021738A |
An object of the present invention is to provide an electric power steering device that can smoothly move a rack bar without getting caught in a rack guide device. An electric power steering device includes a motor, a worm gear, a worm w...
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JP2024505304A |
The present invention is a steering system (110) for a vehicle, in particular a commercial vehicle, comprising at least one steering transmission (112), in particular a ball-and-nut hydraulic steering transmission, and at least one first...
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JP7421696B2 |
To make it possible to perform a satisfactory turning manipulation at a steering device of a work vehicle by smoothly propagating a turning manipulation performed on a steering wheel to a hydraulic steering device.In a work vehicle, a st...
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JP7415295B2 |
To prevent degradation in the durability of a damper device.A shock absorbing member 10 arranged between a flange-like part 84 with an annular surface overhanging from an outer-peripheral surface of a shaft 40 moving in the axial directi...
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JP2024003297A |
[Problem] When the rack bar slides against the rack guide, stable supply of lubricant from the rack bar to the lubricant holding groove and stable supply of lubricant from the lubricant holding groove to the rack bar. To provide a rack g...
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JP2024003298A |
An object of the present invention is to provide a rack guide in which lubricant is stably supplied from a rack bar to a lubricant holding groove when the rack bar slides on the rack guide. [Solution] A lubricant holding groove 122 that ...
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JP7412206B2 |
A cylindrical part of a rack retainer accommodation part and an adjust screw are caulked such that a plastic deformation region by caulking straddles both a female screw part of the cylindrical part and a male screw part of the adjust sc...
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JP2024001907A |
An object of the present invention is to provide a steering device that can both reduce the weight of a rack housing and ensure durability. [Solution] A rack bar 30 has a large diameter portion 31 and a small diameter portion 41 having m...
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JP2024001626A |
An object of the present invention is to provide a steering device whose configuration can be simplified. A steering device (100) includes a first steering unit (1), a second steering unit (2), a steering unit (3), and a control device (...
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JP2024001302A |
An object of the present invention is to provide a housing for an electric power steering device that can ensure uniform fastening axial force. A housing for an electric power steering device includes a first housing having a first end t...
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JP2023551035A |
A steering system and a vehicle, the steering system includes a steering gear body (1) having a steering gear input shaft (111) and a gear shaft (105), and separating the steering gear input shaft (111) and the gear shaft (105). or at le...
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JP7389579B2 |
A rotation transmission device is provided which includes rollers (7a and 7b) disposed between the inner periphery of an outer ring (6) and the outer periphery of an inner ring (5); an armature (31) supported to axially move when an elec...
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JP7388292B2 |
To provide an auxiliary power unit and a steering device that can suppress a reduction in steering feeling in a variable gear ratio steering device.An auxiliary power unit 40 is intended to supply power to a motor 21 of an EPS. The EPS i...
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JP2023166257A |
To suppress the occurrence of steering vibration even when an abnormality occurs on a main-side electric motor in a vehicle on which two pieces of electric power steering are mounted.A vehicle steering control device controls: a main-sid...
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JP2023165276A |
To provide a linear motion damper capable of improving workability of assembly and maintenance, and to provide a steering device including the linear motion damper.A steering device 100 includes a linear motion damper 120 between a rack ...
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