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Patent Searching and Data


Matches 601 - 650 out of 17,952

Document Document Title
WO/2016/114022A1
A first member (81), having a first opening that opens to one side in the circumferential direction centered about the axial center of a rack shaft equivalent to the rotational axis of a nut, and a second member (82), having a second ope...  
WO/2016/114020A1
First and second load transition regions VL1 and VL2 are provided in first and second regions of a nut-side ball screw groove 42b, which are located within first and second predetermined ranges along the nut-side ball screw groove 42b fr...  
WO/2016/114327A1
Provided is the structure of a cam device in which a drive-side cam can be effectively prevented from rotating relative to a driven-side cam in a locked state. Tip-abutting parts (63) are provided to the outside-diameter portions of tip ...  
WO/2016/114366A1
The present invention achieves a structure of a steering device that can prevent forward impact to a support bracket even in a case where a steering wheel is strongly displaced to a forward end position in order to adjust the position of...  
WO/2016/114021A1
First and second load transition regions VL1 and VL2 are provided in first and second predetermined ranges of a nut-side ball screw groove 42b from the other-end openings of first and second connecting passages 50 and 60. The first and s...  
WO/2016/107885A1
The invention proposes a linear actuator for activating a vehicle brake, notably for a disc-brake calliper. This actuator comprises a brake piston which is translationally moved by a screw-nut mechanism driven by a reduction gearbox of a...  
WO/2016/102036A1
The invention relates to a spindle drive, comprising a housing (1), a spindle (2), in particular a threaded spindle, trapezoidal-thread spindle, recirculating ball screw, or planetary roller screw, and a spindle nut (11) operatively conn...  
WO/2016/104092A1
Provided is a screw feeding device in which the entire device can be made smaller even with a shock-absorbing mechanism incorporated between a rod member (3) and a nut member (2), wherein: the screw feeding device is provided with a scre...  
WO/2016/104676A1
Provided is a ball screw wherein the variation in the load distribution of the ball can be reduced and the service life of the ball screw can be increased. In this ball screw, one end 6 of the nut 2 on the flange 2-2 side is closer to th...  
WO/2016/097849A1
An operation nut (1) of a linear actuator comprises a threaded hole (2) for receiving a screw. The nut (1) comprises a plurality of elongate graphite elements (3) partly exposed in the threaded area whereby the graphite elements (3) beco...  
WO/2016/097589A1
The invention relates to a device for controlling the movement of flaps for a vehicle comprising an actuator comprising a motor (9) rotationally coupled with a shaft (8) having a first threaded portion (14) engaging with at least a first...  
WO/2016/098557A1
Provided are: a moisture detection system positioned in a manner such that a moisture detection element and a determination circuit are separated from one another, wherein it is possible to minimize device complication; and an electric p...  
WO/2016/092753A1
A control device for controlling a motor (15) so that a cam (17) is caused to rotate by means of the output from the motor, displacing a control member (12) that abuts an outer peripheral surface of the cam, and thereby switching an oper...  
WO/2016/092939A1
A valve device is provided with: a drive section (15) having an opening and closing section (13) capable of being switched between an open state in which operating fluid can flow through a passage (12) and a closed state in which the ope...  
WO/2016/091290A1
This planetary roller screw mechanism (2) comprises a screw shaft (4) provided with at least one external thread (T4), a nut (6) provided with at least three internal threads (T6) and at least three rollers (8) arranged, radially with re...  
WO/2016/088730A1
According to this elongating/contracting drive device, a rotation drive member which is rotated and driven by the drive force of a driving unit, a drive force transmitting member which is connected to a leading end of an inner cylinder, ...  
WO/2016/087891A1
A screw (20) assembly for an actuator (10) is described comprising: a screw (20); a nut (22) threaded on said screw (20), such that rotation of said screw (20) causes axial movement of said nut (22); a stop located at an end of said scre...  
WO/2016/088893A1
Provided is a low-cost ball screw device obtained by reducing the size and number of parts thereof. A ball screw device 1 is provided with: a ball screw 4 disposed at one end of a motor shaft 3; and rolling bearings 7, 8 for rotatably su...  
WO/2016/086932A1
The invention relates to a ball screw drive (1) comprising a recirculating ball nut (2) arranged on a spindle (3), and raceways (4) that complement one another and are formed on said spindle (3) and recirculating ball nut (2), balls (5) ...  
WO/2016/090088A1
A rack ball nut assembly for a vehicle steering gear has a ball nut, a ball return tube, and a tube retention clip. The ball nut has first and second recesses and the ball return tube has first and second tube portions. There is a snap f...  
WO/2016/088546A1
Provided is a pipe-type (including half-pipe-type) ball screw, wherein balls can be scooped out in the tangential direction of a load ball rolling groove of a nut or in a direction near to the tangential direction. Formed in the outer su...  
WO/2016/088330A1
This control device is provided with: a rotational angle detection unit (211) for detecting the rotational angle of a cam (17); a power supply unit (212) for supplying power to a motor (15) in order to perform a switching operation in wh...  
WO/2016/083692A1
The invention concerns a ball screw and nut mechanism comprising a screw (14) and a nut (12) with threads, the nut cooperating with the screw (14) via balls (28) that can circulate in a raceway (26) formed by the opposing threads (22, 24...  
WO/2016/084685A1
A work apparatus (1) is provided with a parallel link mechanism (9), an attitude control actuator (10), and an orthogonal biaxial direct-acting mechanism (8). The parallel link mechanism (9) links a distal end-side link hub (13) to a bas...  
WO/2016/015731A3
Linear actuator comprising a housing (1) with an electric motor (6), which through a transmission (12) drives a spindle (10) with a spindle nut (13). To the spindle nut (13) is secured a tubular adjustment element (3), which is guided in...  
WO/2016/085425A1
The invention relates to a motorized linear piston system comprising a motor (1), piston housing (2), action shaft (3), joint with movable head (4), fixed joint (5), gear transmission reducer mechanism (6), belt and pulley mechanism (7),...  
WO/2016/080478A1
An outer cylinder 7 is provided with a motor 13 in the interior. An inner cylinder 9 is provided inside the outer cylinder 7, has a sealed structure at the distal end, and moves relative to the outer cylinder 7 in the axial direction. Ro...  
WO/2016/080513A1
Provided are a gear with which vibration at the tooth surfaces may be damped to minimize the generation of abnormal noise and ensure smooth rotating motion of the gear during meshing of the gear, while also reducing weight; and an electr...  
WO/2016/080186A1
On the outer diameter surfaces of planetary rollers (49), circumferential grooves (52) for engaging with a helical projection (51) provided on the inner diameter surface of an outer ring member (21) are formed. By the rotation of a rotat...  
WO/2016/078692A1
A motor transmission and gearbox for downhole use, comprises, a first motor driving a first input shaft, a second motor driving a second input shaft, a gearbox comprising at least, a ring gear, a sun gear, and, a planetary gear and plane...  
WO/2016/080472A1
This work device (1) is provided with a parallel link mechanism (9), an attitude control actuator (10), and a direct acting mechanism (8). The parallel link mechanism (9) links a distal end-side link hub (13) to a basal end-side link hub...  
WO/2016/078687A1
The screw nut assembly comprises a screw (12) provided with an outer thread, a nut (16) surrounding and coaxial with said screw, said nut being provided with an inner thread, and at least one guide means (24) provided on the nut and prot...  
WO/2016/077389A1
A hand tool with a mechanical linear drive mechanism coupled to a linear activated working implement. The drive mechanism includes a roller screw that includes a torque tube connected to a roller screw's nut body. The roller screw includ...  
WO/2016/076849A1
Disclosed is an actuator capable of imparting a linear, rotary, or combined roto-linear force. In one embodiment, the actuator has a rotor (140) and a stator (100), each having helical grooves (144) with a thrust ball (160) occupying the...  
WO/2016/041555A3
The invention relates to a method for producing a spindle (40; 80) for a ball screw, comprising the following steps: - introducing, at least in sections, a thread profile (12; 52) into a flat material section (10; 50), - shaping the mate...  
WO/2016/074680A1
A linear actuator system comprising a linear actuator and at least one box (9) with an openable cover (30). The box (9) comprises a horizontal hinge pin (42) in each side as well as a track (44) in each side, which the respective hinge p...  
WO/2016/074679A1
A linear actuator system comprising a linear actuator having a housing (1) and an outer tube (5), which with a rear end is secured to a side of the housing (1) at a front end thereof. The outer tube (5) surrounds an electric motor driven...  
WO/2016/074858A1
The invention relates to the housing (1) for a transmission (5), in particular an actuator housing, comprising a housing wall, wherein ribs (3) protrude from the housing wall to the outside and/or inside, the protruding ribs (3) being at...  
WO/2016/076083A1
In the present invention, circumferential grooves (52) that engage a helical protrusion (51) provided in the inner diameter surface of an outer ring member (21) are formed in the outer diameter surface of planetary rollers (49), and by m...  
WO/2016/076430A1
A structure is achieved with which it is possible to easily assess whether or not the combination of a drive-side cam and a driven-side cam is appropriate. In the outer peripheral surface of a driven-side cam 30a, driven-side concave gro...  
WO/2016/074678A1
Linear actuator system comprising a linear actuator and at least one box, such as a control box containing a control and possibly also a mains-based power supply or a battery box (9) with a rechargeable battery pack (29, 29a). The linear...  
WO/2015/135747A3
The invention relates to a cable cylinder comprising a pin and nut device (2, 3), one of the elements of which is rotated about an axis of rotation (X) by a motor (10) and the other element is made to slide without rotating about the axi...  
WO/2016/071554A1
The invention relates to a method and actuating device that allows rotary motion to be mechanically converted into helical motion, said helical motion including an increased axial displacement. For this purpose, the device comprises a ba...  
WO/2016/071656A1
The invention relates to an angle piece head, used to drive an instrument for operating on dental roots and consisting of a body that comprises a generally cylindrical cavity into which an instrument-holding core, shaped such as to recei...  
WO/2016/071276A1
The invention relates to a linear actuator (8) for driving an actuating member (4) of an internal combustion engine of a motor vehicle, said linear actuator comprising two rolling bearings for scanning mutually opposing sides of a rib th...  
WO/2016/068744A1
A converter contains a rotating rotor (4) and two oppositely reciprocating rods (3) which are installed parallel to the axis of the rotor (4). Magnets are installed on the rods (3) and the rotor (4). Like poles or the only pole of a roto...  
WO/2016/070038A1
A linear actuator comprises a motor for producing a bi-directional rotational output. A casing is connected to the motor at a proximal end, the casing having an inner cavity defining a joint surface. A threaded shaft is within the inner ...  
WO/2016/062357A1
The invention concerns a roller screw mechanism (7, 70) comprising a screw (8, 80) provided with an external thread (8a, 80a), a nut (9, 90) mounted coaxially about the screw (8, 80) and provided with an inner thread (9a, 90b), and a plu...  
WO/2016/060849A1
An apparatus for boring a wellbore, including a bit body having a first end, an inner cavity, and a second end. The first end is connected to a workstring that is configured to deliver a rotational force to the bit body. The inner cavity...  
WO/2016/059274A1
The invention comprises motor means (2) and transmission means (6, 10, 11) associated with said motor means (2). The transmission means comprise rotating shaft means (6) and cam means (10, 11) associated with said rotating shaft means (6...  

Matches 601 - 650 out of 17,952