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WO/2014/172036A1 |
An apparatus comprises an actuator having a motor, a housing and a thrust rod, where the actuator is configured to convert rotational motion of the motor into axial motion of the thrust rod. A movable holder is coupled to the thrust rod,...
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WO/2014/170125A1 |
The invention relates to a power steering system, in particular for a motor vehicle, comprising a servomotor which drives an axially movable component via a nut (1) mounted in a bearing (4) in a rotatable manner in a frame (9, 10). The n...
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WO/2014/166931A1 |
A guiding means comprises a cam path 114 for guiding a cam follower. The cam path is functionally divided into an engagement stroke 114A and a disengagement stroke 114B each having a first end and a second end. The two strokes coincide a...
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WO/2014/167984A1 |
Provided are a cutting tool for machining a nut, and a method for machining a nut, capable of machining a female thread on the inner circumferential surface of a nut of a sliding screw device so as to obtain a high strength and in a high...
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WO/2014/166854A1 |
The invention relates to a device for blocking a quick adjustment of a threaded spindle (1) relative to at least one component by means of a threaded nut half (3), the thread of which is in engagement with a thread (G) of the threaded sp...
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WO/2014/161796A1 |
A cable actuator comprising a chassis (1), a screw (2) rotatably mounted on the chassis and driven by an electric motor, a nut (4) that engages with the screw and is combined with anti-rotation means such that rotation of the screw under...
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WO/2014/165479A1 |
An anti-rotation device for use in a linear actuator comprises a hollow body permitting passage of a screw therein. At least one pair of legs extends longitudinally away from the hollow body and each leg of the at least one pair includes...
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WO/2014/157032A1 |
A linear actuator (1) is provided with a rotary motor (11), a drive gear which is connected to the rotary motor (11), a driven gear (31) which meshes with the drive gear, a linear motion mechanism section (20) which is connected to the d...
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WO/2014/148514A1 |
Provided is an electric linear actuator comprising a mechanism for preventing the rotation of a threaded shaft, the mechanism having a simple structure and being of low cost. An electric linear actuator (1) is provided with a threaded sh...
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WO/2014/148219A1 |
The purpose of the present invention is to provide an integral power steering device in which left-right torque differences can be resolved. In this power steering device, when the distance between the meshing point of a rack tooth (71) ...
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WO/2014/145980A1 |
A hand tool with a mechanical linear drive mechanism coupled to a linear activated working implement. The drive mechanism includes a geared planetary roller screw that includes a torque tube connected to a roller screw's nut body. The pl...
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WO/2013/168432A9 |
In order to provide a ball screw device having readily elastically deformable interference and being capable of minimizing friction resistance of a sealing member against a screw shaft without damaging the sealing properties of the seali...
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WO/2014/135646A1 |
The invention relates to a spindle drive for an adjusting element (1) of a motor vehicle, wherein a drive unit (2) and a spindle/spindle nut transmission (3) for producing linear driving motions, which is arranged downstream of the drive...
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WO/2014/131901A1 |
An actuator converting a rotary movement into a linear movement is disclosed. The actuator includes a drive means (11), a primary low friction screw mechanism (3, 6, 14) driven by the drive means, a secondary traditional screw mechanism ...
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WO/2014/131754A1 |
The invention relates to a device (100) for generating or converting torque, said device having a piston element (122), an output element (150) which can rotate about a rotational axis (D) with respect to the piston element (122), and a ...
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WO/2014/131753A1 |
The invention relates to a device (100) for generating or converting torque, said device having a base part (125), a piston element (122) arranged on said base part (125) and an output element (150) which can rotate about a rotational ax...
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WO/2014/128178A1 |
A cable actuator comprising a chassis (1), a screw (2) mounted rotatably on the chassis and driven by an electric motor, a nut (4) engaging with the screw and associated with anti-rotation means such that a rotation of the screw, under t...
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WO/2014/125534A1 |
Provided is a resin nut for a ball screw that is produced by injection molding of a fiber-reinforced resin and that reduces a decrease in precision over time resulting from wear. A female screw groove (22) is ground until a fiber materia...
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WO/2014/123991A1 |
A linear actuator includes an actuator housing (20), a drive screw assembly (26) extending into the actuator housing (20), a tubular thrust rod (22), and an inner sleeve (104) disposed therein and engaging the drive screw assembly (26) f...
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WO/2014/121768A1 |
The invention relates to a ball screw (1) comprising a threaded nut (3) arranged on the threaded shaft (2) and a ball channel (4) wound about the longitudinal axis of the threaded shaft (2), and in which the balls (5) and at least one he...
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WO/2014/115874A1 |
An electric braking device for vehicles, wherein the rotational motion of a shaft member (SFT) driven and rotated by an electric motor is converted to linear motion of a pressing member (PSN), by a screw member (NJB). A cap member (CAP) ...
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WO/2014/115648A1 |
The purpose of the present invention is to provide an actuator such that egress of a lubricant to the outside of a housing during forward and rearward movement of a rod is prevented. The actuator comprises: a housing having a rod through...
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WO/2014/115544A1 |
Provided is a ball screw device equipped with a cooling mechanism capable of efficiently cooling a bearing device that supports a threaded shaft of a ball screw, or the surrounding area of the bearing device. The ball screw device (1) th...
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WO/2014/111065A2 |
The invention concerns an apparatus for opening and closing a lid pivotally connected to a frame, especially a car boot lid, including a strut between a lid and a frame with a first linking part attached to the lid and a second linking p...
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WO/2014/112602A1 |
Provided is an electric linear actuator designed with reduced housing weight and increased strength with respect to load to improve durability. The housing (2) is obtained from a first housing (2a) on which an electric motor is attached ...
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WO/2014/108792A1 |
A recirculating ball screw assembly comprises a ball recirculating nut (2) adapted to be connected to a screw element (3), said nut (2) comprises a closed loop cavity defining a driving path for a plurality of balls (5) engaging in a scr...
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WO/2014/094778A1 |
The invention relates to a magnetic gear for converting linear motion into rotational motion and vice versa. The present invention converts slow linear irregular oscillating motion of wave energy devices into torque on a high speed shaft...
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WO/2014/097915A1 |
A ball-ramp mechanism wherein: a driving rotor (51) and a driven rotor (52) are disposed facing each other on the same axis; on the respective surfaces of the two rotors (51, 52) that face each other, three sets of opposing paired arc-sh...
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WO/2014/092255A1 |
The present invention relates to a servo cylinder which converts a rotational motion of a motor into a linear motion of a piston rod by using a TM screw or a ball screw and combines a linear busing to the piston rod inside a housing so a...
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WO/2014/083597A1 |
[Problem] To enable an assembly of a shaft body and a shaft adaptor manufactured as separate components to be produced with high concentricity and straightness accuracy, and with good yield. [Solution] An axial-direction hole (26) that r...
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WO/2014/084262A1 |
Provided is a structure such that, during an operation for holding a steering wheel at a position after adjustment, operation torque applied to an adjustment lever (14) in the first half of the operation can be decreased while improved o...
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WO/2014/079593A1 |
The invention relates to a spindle drive for a valve (2) of a motor vehicle, comprising a motor drive arrangement (6), comprising a spindle gear mechanism (7) drivingly connected downstream of the motor drive arrangement (6), and compris...
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WO/2014/080433A1 |
Described is a linear electro-mechanical actuator, comprising a containment structure (2), one or two pushers facing each other (7), a nut (5) rotatable about an axis (X) driven by a driving force, a screw shaft (6) inserted in the nut (...
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WO/2014/075518A1 |
Disclosed are a linear drive apparatus and a method of controlling and using same for solar energy tracking, the apparatus comprising an outer tube (1) and a sealing end cap (2) provided at an end part of the outer tube (1), wherein a sc...
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WO/2014/076148A1 |
The invention relates to a linear actuating drive comprising a housing (10), having at least two parts (10a, b) and housing at least one worm gear having a worm shaft (18) and a worm wheel (20), and a motor (16), which drives said worm s...
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WO/2014/076722A1 |
A linear electro-mechanical actuator comprises a containment structure (2), a nut (5) positioned in the containment structure (2), a screw shaft (6) inserted in the nut (5) and interconnected with the nut (5) by means of a helical recirc...
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WO/2014/069516A1 |
Provided is an electric linear actuator designed to reduce damage and wear of the housing and to increase durability and strength and improve reliability while being designed to be more lightweight. In the electric linear actuator (1) co...
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WO/2014/068539A1 |
An industrial automation device (1 ) comprises a plurality of handling groups (20) apt to handle an object defining a handling direction (20a); a support structure (30) apt to support and handle said handling groups (20); and characteriz...
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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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