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WO/2011/018307A1 |
A method for producing a threaded nut (10, 26) of a screw drive, in particular of a ball screw drive (7, 24), which threaded nut (10, 26) has, at one axial end, a recess (45) which is open on the front side and extends over a circumferen...
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WO/2011/015374A1 |
The invention relates to a power steering system (1), particularly an electrical power-assisted steering system for a vehicle, comprising a leading screw (3) that is driven by a servo motor (2) and made of a nut (5) mounted in an axially...
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WO/2011/013744A1 |
Provided is an electric actuator wherein a large speed reduction ratio can be obtained, and the size of the electric actuator can be reduced by a simple structure. In the electric actuator, a disk-like motor bracket (10) is attached to t...
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WO/2011/010424A1 |
A plurality of guide members (16a, 16b) are provided in a plurality of guide holding members (15a, 15b) which are capable of reciprocating approximately perpendicular to the movement direction of a straight movement structural body (12) ...
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WO/2011/000341A1 |
The invention relates to an adjusting mechanism comprising a housing (3), an output element (4), an eccentric shaft (2), and a star toothed wheel (1) comprising a plurality of elastically flexible bar elements (1a) that are in contact wi...
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WO/2011/000850A2 |
The invention relates to an electromechanical linear actuator, comprising an actuator housing (5) receiving at least two electrical drives (6A, 6B), each independently of each other setting an associated drive means of a spindle drive (1...
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WO/2010/149558A1 |
The present invention relates to an actuator for actuating a functional unit, comprising a drive element and an actuator element which can move in at least one actuation movement direction, wherein the drive element and the actuator elem...
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WO/2010/149497A1 |
The present invention relates to a converter device (14) for converting a rotational movement of a drive element (18) into a translational movement of an output element (28), wherein the converter device comprises an energy store device ...
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WO/2010/149396A1 |
An administering device for administering a preferably liquid product, comprising: a) a first part 6 and a second part 11 which can be rotationally and axially moved in combination, in particular screwed, relative to the first part 6 abo...
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WO/2010/150732A1 |
A linear actuator comprising: a screw shaft (1); a screw thread (30) helically formed on the outer periphery of the screw shaft; main rollers (4) each having a rolling surface (4c) for making contact with a flank surface (1a) of the scre...
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WO/2010/150951A1 |
The present invention relates to an apparatus for generating power and moving apparatus using the same, which generates rotational power from gas supply, without electric power supply. Since the gas is re-circulated for reuse, the energy...
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WO/2010/146120A1 |
The invention relates to a device for transforming a rotation of a gear (5) into a translation of a slide (2, 8), the device including a supporting member (9) provided with a fixed tubular wall (10) translatably connected to the slide (2...
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WO/2010/143463A1 |
In an automatic transmission for a hybrid vehicle, capability to follow the operation by a driver can be improved, and fuel consumption can be improved. The automatic transmission (1) is provided with a first clutch (C1) capable of conne...
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WO/2010/140188A1 |
Disclosed is a wave-type linear motion mechanism (1) comprising a hydraulic pressure chamber (6) for applying a retention force in the axial direction (1a) to a rigid screw member (3) which moves in a linear fashion. Regulating valves (2...
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WO/2010/137551A1 |
An electric actuator configured to consume reduced electric power and to be low cost and compact. A ball-screw mechanism (7) comprises: a screw shaft (5) which is connected to a motor shaft (3a) through a coupling (4) and is supported by...
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WO/2010/137529A1 |
A motion guide device and a screw device which each comprise a cover for protecting the device against moisture, such as coolant, and powder dust. A motion guide device provided with a raceway member (11), a moving-element body (21) moun...
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WO/2010/134393A1 |
A linear motion mechanism is provided with a second rotating shaft having a male screw thread section (48a) in the area of a part of the second rotating shaft in the longitudinal direction thereof, and an adjustment pin (40) having a thr...
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WO/2010/134125A1 |
A cover assembly (12) mounted to a shaft (9) of a linear actuator (1) is provided with a nut (12b) engaging with a male screw thread (9b) formed at the lower end of the shaft (9), a cover body (12a) formed in a shape of a circular tube w...
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WO/2010/130593A1 |
The invention specifies a connecting structure (3) in a clutch actuation bearing (3, 61), comprising a bearing ring (7, 9), an actuating rod (23), a nut (13, 141) which is connected to a bearing ring (7, 9) and which is screwed onto the ...
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WO/2010/129924A2 |
Linear roller bearing assemblies can include a hub, a collar around the hub and roller bearing sub-assemblies disposed in a radial pattern around the hub. The roller bearing sub-assemblies can guide linear movement of the hub relative to...
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WO/2010/125900A1 |
Disclosed is a rolling element screw device wherein the stroke distance of a nut member (2) is not reduced even if a sufficient amount of lubricant is attached to the nut member; the heat release of the nut member (2) is not spoiled; and...
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WO/2010/122253A1 |
The invention relates to a torque limiter for an actuator including a screw (101), a nut mounted on said screw, an actuation tube (105) rigidly connected to the nut and means (109, 133) for rotating said screw, said limiter being charact...
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WO/2010/123034A1 |
A shaft part provided with a rolling groove, the shaft part having scale which has high close contact force and is extremely thinned to an extent which does not cause a noise problem even if the scale peels off during operation, the shaf...
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WO/2010/112338A1 |
The present invention relates in particular to a combined electromechanical vehicle brake having a hydraulically activated operating brake and an electromechanically activated parking brake apparatus, wherein a hydraulic operating pressu...
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WO/2010/113572A1 |
Provided is a ball-screw spline (1) in which the overall length of a spline shaft can be shortened to afford a more compact structure, while the stroke amount of a spline nut is maintained at a sufficient level with respect to the overal...
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WO/2010/099175A2 |
Mechanical joints are provided in which the angle between a first coupled member and a second coupled member may be varied by mechanical actuators. In some embodiments the angle may be varied around a pivot axis in one plane and in some ...
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WO/2010/094706A1 |
The invention relates to a ball nut (1) for a ball screw that has a screw-shaped ball groove (2), preferably having a plurality of turns, wound around the nut axis on the inside circumference thereof for rolling off balls (3), wherein th...
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WO/2010/092120A1 |
The invention relates to a spindle drive for longitudinally adjusting a motor vehicle seat, comprising an adjustment rail that can be longitudinally adjusted relative to a body-mounted rail, and an adjusting mechanism that includes a dri...
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WO/2010/092353A1 |
A linear actuator comprising a leadscrew (20) and a drive rod (30) threadingly engaged with the leadscrew (20) to permit longitudinal movement of the drive rod (30) along its axis as the leadscrew (20) rotates. A sheath (40) is provided ...
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WO/2010/092344A1 |
A linkage (200) comprising two gearboxes (205) each having a driven shaft (207), and at least one linear actuator (140) connected between the gearboxes. Actuation of the at least one linear actuator (140) adjusts the relative position of...
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WO/2010/092349A1 |
A system having a rotary output (50), comprising a drive shaft (10), a pin (90) coupled to the drive shaft (10) and an output shaft (50) coupled to the drive shaft (10). A guideway (55) is associated with the output shaft (50). Rotation ...
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WO/2010/092346A1 |
A gearbox (1) having a housing (2), an actuator (6), a leadscrew (8) rotated by the actuator (6), a rack nut (9) threadingly engaged with the leadscrew (8) to move longitudinally as the leadscrew (8) rotates, a toothed section (12) that ...
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WO/2010/089515A1 |
According to the invention, an actuator device comprises rollers (3) positioned and guided by spacer rings (7), and an assembly consisting of said rollers (3) and said rings (7) is provided between a male part (1) and a female part (2). ...
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WO/2010/089068A1 |
The invention relates to a valve train of an internal combustion engine, having a camshaft (1) comprising a mandrel (2) and a cam piece (3) disposed rotationally fixedly and axially displaceably thereon and comprising adjacent cams (4, 5...
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WO/2010/087775A1 |
An actuator comprising a motor (1) having a drive shaft (2), a spindle (6) which is directly or indirectly driven by the drive shaft and which exhibits an axial recess being delimited by an internal limiting surface (34), said spindle co...
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WO/2010/087101A1 |
Disclosed is a disk brake having increased braking force with respect to the hydraulic pressure, and increased space efficiency. When braking occurs, hydraulic pressure is supplied to a hydraulic pressure chamber (12), a piston (10) is m...
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WO/2010/084693A1 |
A linear actuator provided with: a screw shaft (1); a screw thread (10) helically formed on the outer periphery of the screw shaft; rollers (2) arranged along the screw thread so as to be spaced from each other in the circumferential dir...
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WO/2010/084153A2 |
The invention relates to a transmission device for transmitting a torque, comprising an input shaft, which rotates at a first rotational speed, an output shaft, which rotates at a second rotational speed, and a transmitting element, by m...
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WO/2010/076635A1 |
A ballscrew assembly (10) for an actuator is provided. In an embodiment, the ballscrew assembly includes a ball nut assembly (110) including a view port (70); a ballscrew (30) provided within at least a portion of the ball nut assembly (...
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WO/2010/072932A2 |
The electric motor consists of a rotor (7) fitted with permanent magnets (12) and comprises a stator (11) the armature of which is made up of two parts: a stack of laminations forming round teeth (14) and a solid tube-shaped field frame ...
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WO/2010/069162A1 |
A roller screw consists of a screw (1), rollers (2), bearings (3), bearing seats (4) and pins (5). The rollers (2) are equably distributed at the circumference of the screw (1). The two ends of the rollers (2) are located in the bearing ...
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WO/2010/064400A1 |
A screw component provided with a lens holder (2) and a lens barrel component which are engaged with each other through threads, and also with projections (14, 15) provided to both the flanks (9, 10), respectively, of a screw thread (8) ...
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WO/2010/064508A1 |
A planetary type rotary-linear motion converting device configured in such a manner that a sun shaft has a large amount of stroke, that the device can be produced at high productivity, and that the device is highly durable. A planetary ...
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WO/2010/061123A1 |
The invention relates to a linear actuator (1) comprising: - an outer tubular body (2) having a helical rolling track (20); - an internal tubular body (3) with an engine (40) rotatable around a shaft (41) that is coaxial to the tubular b...
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WO/2010/061805A1 |
Decreased durability is suppressed in a bearing that is between a pulley and a pulley hub and that supports those components so as to freely rotate relative to one another. A pulley (1) and a pulley hub (3), which is assembled on the ins...
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WO/2010/058403A1 |
In accordance with one aspect of the subject matter of the present application, there is provided a rotational movement transfer mechanism (10) comprising a driving member (12, 120) and a driven member (14, 140). The driving member is in...
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WO/2010/058773A1 |
Adjustment of the lifting and lowering of a vehicle body can be performed smoothly without supplying fluid to a shock absorber. A vehicle height-adjusting suspension apparatus is provided with a shock absorber (S) that has a cylinder (1)...
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WO/2010/053002A1 |
In a method of utilizing a wedging mechanism as a means for holding an output shaft without requiring a large power, the stress at the contact portion between the parts of the wedged section must be prevented from being increased to prev...
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WO/2010/049644A1 |
The invention relates to a force transmission unit (1), particularly enabling the transmission of forces between a lever and a steering member, including: - a force transmission device (8) comprising a shaft (81) defining a central axis ...
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WO/2010/050281A1 |
Provided is a motion guide device, which can enlarge the contact area between a roller and a rolling face and can prevent an edge load and a peak contact stress from occurring at the portion where the roller and the rolling face contact ...
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