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WO/2014/069361A1 |
A valve device (1) in which a valve element (6) driven by a stepping motor (8) opens and closes an aperture (3a) in a gas inlet tube (3) in a main body case (2) composed of a first case unit (10) and a second case unit (20) that are join...
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WO/2014/068068A1 |
The invention relates to a drive device for a displaceable component, comprising a first fastening element, which can be connected to a stationary first component, and second component, which can be displaced axially relative thereto on ...
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WO/2014/066704A1 |
A biochip cartridge comprising: a) a bottom substrate comprising a printed circuit board (PCB) comprising: i) an electrowetting grid of electrodes forming a droplet pathway; ii) an array of detection electrodes accessible to said droplet...
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WO/2014/064622A1 |
The invention relates to a spindle intended to be assembled with a slider, to form a linear actuator, which transforms rotational movement of either the spindle or the slider into translational movement of either the slider or the spindl...
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WO/2014/061688A1 |
The present invention addresses the problem of providing a linear motion guide device (1) which is highly rigid, guides linear motion with satisfactory accuracy, has reduced play, and requires reduced maintenance because sand, water, or ...
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WO/2014/059986A1 |
The invention relates to a rack (2) for a rack-and-pinion steering system with a rack portion (4) provided for engagement with a pinion (20), said portion having a plurality of teeth (6) arranged in axial succession along the axis of the...
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WO/2014/061930A1 |
One object of the present invention is to prevent thermal displacement caused by the heat due to mechanical friction of a ball screw and bearing. The present invention relates to a thermal displacement prevention device for a machine too...
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WO/2014/058370A1 |
An actuator ( 1) for the lifting of loads, especially within the theatre and event business or within sporting events, comprising a hydraulic cylinder (2) with a cylinder body (3), a slidable piston inside the cylinder body, as well as a...
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WO/2014/058049A1 |
Provided is an electric linear actuator that reduces the wear on a housing and is provided with a screw shaft rotation prevention mechanism that is low-cost and has a simple configuration. An electric linear actuator (1) comprises a scre...
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WO/2014/057653A1 |
The purpose of the present invention is to specify the timing at which the lubricant is fed and the physical structure of the feeding of the lubricant, and to make it possible to effectively lubricate the slider of a linear guide device....
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WO/2014/058050A1 |
Provided is an electric linear actuator configured so that sliding friction and wear are reduced and so that the electric linear actuator is provided with a rotation prevention mechanism for a screw shaft, the rotation prevention mechani...
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WO/2014/054648A1 |
This height adjustment device comprises: a supporting column member which is formed so as to have three or more cases in a row that are capable of sliding in an axial direction, which expands and contracts telescopically, and which also ...
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WO/2014/053215A1 |
The invention relates to a ball screw drive (10) having a threaded spindle (12) and a ball nut (11) which is arranged thereon, wherein the threaded spindle (12) is guided via balls (15) in the ball nut (11), and an internal thread (13) o...
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WO/2014/051272A1 |
The present invention relates to a screw assembly and to a transport apparatus including same. The present invention includes a screw, a bearing shaft into which a portion of the screw is inserted, and a filling member that is positioned...
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WO/2014/048679A2 |
The invention relates to a spindle drive for an adjustment element (1) of a motor vehicle, wherein a drive unit (2) and a spindle/spindle-nut mechanism (3) connected downstream of the drive unit (2) in terms of drive are provided for gen...
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WO/2014/043796A1 |
An apparatus includes a rack plate (202) with a T-shaped slot (206) and upright protrusions (204) and is movable relative to a frame (106) between first, second, and third positions. A pinion plate (302) rotatably coupled to the frame (1...
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WO/2014/044563A1 |
It is the intention for a linear unit (7) for imparting an axially acting force, having a rotational-translational gear (8), in particular a ball screw, which has a threaded spindle (1) and a threaded nut (2), and having a force transmis...
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WO/2014/041258A1 |
The invention relates to the field of mechanics and, more specifically, to devices which can be used to allow the wide-ranging movement of loads and to prevent the movement of same. For this purpose, the invention uses a plurality of ide...
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WO/2014/043450A1 |
A spiral gear converts reciprocating motion into rotational motion or rotational motion into reciprocating motion. An interface travels along a spiral such that, as the interface is displaced in a first linear direction, the spiral is ca...
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WO/2014/040948A1 |
The present invention relates to a combined vehicle brake which has a hydraulically actuable driving brake and an electromechanically actuable parking brake device, wherein, in a brake housing, a hydraulic operating pressure space is bou...
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WO/2014/042553A1 |
The invention relates to the engineering industry, and specifically to speed changers intended for increasing the rotation speed. The toroidally helical speed changer comprises a screw which is in the form of a torus with a continuous...
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WO/2014/038952A1 |
An actuator device (1) for use in petroleum activities, the actuator (1) including a motor (2) which, possibly via a gearing (4), drives a spindle (6), the spindle (6), when rotating, linearly displacing a displacement body (14), and the...
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WO/2014/036544A1 |
The invention is a crank-less motion converter to convert bidirectional rotary motion from a pendulum type engine to unidirectional rotary motion having good mechanical advantage throughout the power strokes. It uses two hypocycloid or C...
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WO/2014/034648A1 |
An electric direct-acting actuator of the present invention comprises a central shaft (11), an outer ring member (5) disposed on the outside of the central shaft (11), and a plurality of planetary rollers (24) integrated between the cent...
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WO/2014/020018A1 |
The invention relates to an electromotive furniture drive with a guide path (100) and an output unit (200) which moves along the guide path (100) and which at least partly surrounds the guide path. The electromotive drive is characterize...
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WO/2014/021091A1 |
A nut member is used in an aiming mechanism in a lighting fixture that is constituted by an aiming screw (120) supported rotatably around the axis by a lamp body (101) and a nut member (1) supported by a bracket (109) for a reflector. Th...
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WO/2014/020649A1 |
Provided is a linear motion device, which is capable of keeping the amount of microparticles generated between the rolling element track and the rolling elements escaping from the device as low as possible and which is ideal for clean en...
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WO/2014/021360A1 |
This continuously variable transmission device is provided with: an input shaft (20); an output shaft (30); an input roller (50); an output ring (80); a transmission ring (90); a plurality of planetary rollers (60) having a first conical...
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WO/2014/016044A1 |
The invention relates to a spindle drive for linearly moving a drive rod. Said spindle drive comprises a threaded spindle, a threaded nut interacting therewith, and a coupling block which is connected to the drive rod and the threaded nu...
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WO/2014/017609A1 |
An electric actuator pushes the piston (11a) out towards the rotor. The electric actuator comprises a reduction gear (10a), a ball reduction gear (19), and a feed screw device (12a). A compression coil spring (43) applies a pre-load on e...
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WO/2014/012901A1 |
The invention proposes an actuation device having a first actuator ring (27) and a second actuator ring (29) which interact via balls (43) in the respective ball channels (39, 41), wherein an axial movement of the actuator rings relative...
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WO/2014/012668A1 |
The invention relates to a ball screw drive with a ball-nut and a threaded spindle, in which at least one ball made of yttrium-stabilized zirconium dioxide is provided.
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WO/2014/010103A1 |
An electric actuator (100) includes: a screw shaft (111) mounted on the one end (200T1) side of a pull bar (200) and having a helical first groove (121) in the outer peripheral surface thereof; a rotor (113) having a hollow portion (113I...
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WO/2014/005912A1 |
The invention relates to an electromotive linear drive in the form of a dual drive for adjusting movably mounted parts of reclining and seating furniture, comprising two threaded spindles (2, 3) which can be driven by in each case a worm...
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WO/2014/006152A1 |
A ball screw drive with a spindle nut (1) arranged on a screw spindle (2) and a continuous ball channel (7) formed by the screw spindle (2) and the spindle nut (1), in which channel balls arranged along a continuous ball track (8) circul...
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WO/2014/001124A1 |
The invention relates to a hand machine tool 10, particularly a hand-operated hack saw or pendulum saw, having a tool housing 14 in which a drive motor 20 for driving a reciprocating gear 28 is disposed, said reciprocating gear 28 being ...
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WO/2014/002815A1 |
Lever action is used for amplifying power when obtaining power from devices that acquire a driving force from human strength or from devices with weak driving forces. When doing so, power transmission mechanisms using only mating gears a...
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WO/2014/000918A1 |
The present invention relates to an adjusting drive (1) with a gear assembly (2), a spindle drive (3) and a drive motor (5), wherein the gear assembly comprises at least one worm gear. The present invention further relates to a motor veh...
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WO/2013/189161A1 |
A new-type planetary roller screw pair comprises a multiple-thread lead screw (1), a nut, a roller (4), a guide ring (2), and an inner gear ring (3). The nut is divided into a half nut A (6) and a half nut B (7) in the axial direction of...
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WO/2013/189678A1 |
Disclosed is an adjustment device (1) for a vehicle chassis, comprising at least one spindle (2) that has a thread (4), further comprising a spindle nut (3) that can be screwed onto the thread (4), and at least a first and a second abutm...
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WO/2013/190074A1 |
The invention concerns a device (3) for controlling a rotatably mobile member comprising at least a first rotatably mobile member (10) capable of being rotated by an electric motor (2) about an axis of rotation (A), the first rotatably m...
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WO/2013/191157A1 |
Provided is a ball screw that effectively minimizes the intrusion of fine foreign matter between a male member and a female member, and that is capable of reducing sliding resistance when fitting the male member to a seal material. The b...
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WO/2013/191066A1 |
This electric linear actuator is constructed with the inclusion of a threaded shaft that is supported in such a manner that the threaded shaft is unable to rotate with respect to a housing while allowed to move in the axial direction the...
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WO/2013/186820A1 |
For an XY stage device (1), a sheet metal X-axis stage plate (3), which slides in the X-axis direction, is mounted on a sheet metal base plate (2), and a Y-axis stage plate (4), which slides in the Y-axis direction, is mounted thereupon....
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WO/2013/183298A1 |
Provided is a ball screw device in which the cooling capacity does not readily decrease even when the nut is cooled. In order to achieve this, this invention is provided with: a screw shaft (10); a nut (20) which threads onto the screw s...
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WO/2013/183278A1 |
This actuator (10) has: a housing (11) attached to a base that serves as an installation reference; a drive power generation means (21) that generates drive power; an operating shaft (31) protruding to the one side and the other side of ...
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WO/2013/176189A1 |
A linear actuator (1) having: a shaft (26) that is forward/reverse rotated by a motor via a worm (36) and a worm wheel (41); a screw nut (29) threadably mounted to the shaft (26); and a piston tube (10) fixed to the screw nut (29) and th...
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WO/2013/168447A1 |
There are provided an electric motor (10) having a rotor (10b) and a stator (10a) and a rotation/linear motion conversion mechanism (20) that converts rotational motion to linear motion and comprises a linear motion shaft (20a) and a nut...
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WO/2013/167215A1 |
The invention relates to a recirculating ball mechanism for a steering system of a motor vehicle, comprising a nut (4) mounted in a housing (1, 2) by means of a bearing (7). At least one annular spring element (12, 13) is arranged betwee...
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WO/2013/160308A1 |
The invention relates to an actuating device (1) for moving a mobile cap of a thrust reverser, comprising: - an actuator comprising a first element (3), such as a screw, and a second element (4), such as a nut, collaborating with the fir...
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