Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 551 - 600 out of 18,102

Document Document Title
WO/2017/043277A1
This ball-screw type drive device has a connector (7) for axially connecting a nut member (3) and a movable body through a plurality of balls (71). The connector (7) has a rolling body arrangement groove (72) in which the plurality of ba...  
WO/2017/044053A1
A tool to help increase work or here into be called the Device Set (1) has a form of a set composing of some device pieces which made of strong and durable material. Each device piece is made to have a form and a character that when ther...  
WO/2017/039981A1
The torque converter (10) includes an elongate housing (12) having a main section (12a) and a collar section (12b). A piston assembly (20) is reciprocable inside the main section (12a). A plurality of elongate helical bolts (22) with out...  
WO/2017/035572A1
A hydraulically powered rotary actuator is described including: a hydraulic linear actuator which is moveable in both directions between a retracted position and an extended position; a clutch device which is operable between an engaged ...  
WO/2017/037088A1
The invention relates to a safety clutch connected to a pull-down unit for a cabinet, which pull-down unit is connected movable to the cabinet by a linear actuator, where the safety clutch (1) is provided between the linear actuator and ...  
WO/2017/037065A1
The invention relates to an actuation device (40) for an internal combustion engine, comprising a ball screw mechanism (10) that includes: - a nut (16); - a screw (17) that is kinematically connected to the nut (16); - balls (18) designe...  
WO/2017/025118A1
Theroller screw mechanism comprises a screw (12) provided with an outer thread (14), a nut (16) surrounding and coaxial with said screw, said nut being provided with an inner thread (18), a plurality of rollers (20) radially disposed bet...  
WO/2017/026319A1
In this automatic clutch device in which a release bearing (30) is pressurized and moved toward a diaphragm spring (19) by an axial force-generating mechanism (40) and the clutch coupling of a clutch disk (16) and the diaphragm spring (1...  
WO/2017/020900A1
A ball screw drive comprising a leadscrew (2) that has at least one outer ball groove (3) and comprising a threaded nut (4) that has at least one inner ball groove (5), which ball grooves (3, 5) together form a ball channel in which ball...  
WO/2017/004511A3
The disclosure provides apparatuses, systems, and methods for a drive assembly. The drive assembly includes a rotor body configured for rotation about a rotor axis. The rotor body includes a first portion having a first radius and a seco...  
WO/2017/022503A1
This actuator comprises: a tubular yoke (31); an armature (130) that is provided on the inner side of the yoke (31) in the radial direction, and that is provided so as to be rotatable relative to the yoke (31); a screw shaft (60) that is...  
WO/2017/022581A1
This actuator comprises: a tubular first housing (10); a motor unit (30) provided inside the first housing (10); and an end damper (38) and a damper member (63) that absorb vibrations and that are respectively provided at the axial-direc...  
WO/2017/020899A1
A ball screw drive comprising a leadscrew (2) that has at least one outer ball groove (3) and comprising a threaded nut (4) that has at least one inner ball groove (5), which ball grooves (3, 5) together form a ball channel (6) in which ...  
WO/2017/010207A1
The present invention enables reliable fixation between a deflector made of a synthetic resin material and a nut. In the present invention, a deflector (2) is formed of a synthetic resin material, is inserted from a radially outward side...  
WO/2017/010407A1
Provided are a ball screw, a machine tool, and a conveying device with which vibration is minimized even when a nut is rotated at high speeds, and manufacturing costs are reduced. To achieve this, the ball screw (1) has a screw shaft (10...  
WO/2017/008984A1
The invention relates to a control rod (1) for adjusting a rotor blade of a helicopter. Said control rod (1) can be longitudinally adjusted and comprises: at least one contact region element (15), and at least one stop element (8, 9) tha...  
WO/2017/010553A1
Provided are a ball-screw and an electrically driven actuator with the ball-screw, which are each reduced in weight by reducing the wall thickness of a housing and which each have increased reliability obtained by avoiding the striking o...  
WO/2016/190745A3
A rescue tool (10) comprises a drive system which is provided inside a housing and which is configured and suitable for actuating a linear displacement of an implement drive member. The drive system is connected for axial rotation to a r...  
WO/2017/005258A1
A threaded drive, in particular for an actuator, for example a hydraulic clutch actuator, in a motor vehicle, comprises a linearly displaceable spindle (6) and a spindle nut (4) which is stationary in the linear direction with respect to...  
WO/2017/006956A1
In a device (11) for driving a power brake, power from an electric motor (17) is delivered to a final output gear (19) via a coaxially disposed reduction mechanism (13) and is outputted, via an output gear (21) that meshes with the final...  
WO/2017/002870A1
The cross sections of a thread (22) of a screw shaft (20) and a thread (32) of a half nut (30) include substantially trapezoidal bases (60, 65) and tops (70, 75). Each of the tops (70, 75) has an apex (71, 76) and slopes (72, 77) sloping...  
WO/2017/001127A1
The invention relates to a spindle drive (1) comprising a spindle (2) with a spindle thread (2a), and a spindle nut (3) with a nut thread (3a), the spindle thread (2a) and the nut thread (3a) being designed as a translation thread (4) ha...  
WO/2016/208505A1
The objective of the present invention is, in a cooling liquid discharge device (10) used for a ball screw apparatus (100) to be mounted on a machine tool, etc., to reduce a load on a driving device which rotates a screw shaft (2), to ac...  
WO/2016/206878A1
The invention relates to a belt wheel for a toothed belt drive, comprising a hub (2) that has a fastening hole (3) and a gear rim (4). According to the invention, the belt wheel (1) is made of a sintered metal and is joined to a rim disk...  
WO/2016/204023A1
Provided is a ball circulation tube for a ball screw, which is provided with a scoop-up section that can reduce the influence of machining errors. This ball circulation tube (4) is formed of, as discrete parts: a pair of scoop-up parts (...  
WO/2016/201529A1
Device for converting reciprocating motion into rotary motion and vice versa, in axial-piston mechanical systems The invention relates to a highly efficient device for converting the reciprocating motion of the pistons into rotary moveme...  
WO/2016/205092A1
A no-back device usable in a Horizontal Stabilizer Trim Actuator (HSTA) includes a ratchet and pawl brake mechanism in which a pivot pin supporting the pawl includes a sensor for directly measuring torque developed by the brake mechanism...  
WO/2016/199713A1
The present invention addresses the problem of suppressing an increase in the temperature of a bearing device in a ball screw device used in a machine tool or the like, and thereby preventing a deterioration in positioning precision due ...  
WO/2016/199710A1
A movable sheave (23) is disposed facing a stationary sheave (22) provided on a pulley shaft (24), the nut (33) of a ball screw (30) for moving the movable sheave (23) along the pulley shaft (24) is affixed to a casing (10), and a cylind...  
WO/2016/199707A1
A transmission device wherein a first transmission part (A) and a second transmission part (B) are formed. The first transmission part is configured by means of at least: an eccentric shaft (2) having a main shaft part (2a) on a first ro...  
WO/2016/199646A1
The present invention addresses the problem of providing an electric actuator with which it is possible to increase the transmissible torque without increasing the overall size of the actuator, and with which production costs can be mini...  
WO/2016/199708A1
A transmission device equipped with first and second rotation transmission members (1, 15) that are capable of relative rotation around a first rotational axis line (X1). A first eccentric body (10) is rotatably supported on an eccentric...  
WO/2016/199677A1
Provided is a ball screw that achieves an improvement in the allowable rotational speed and a reduction in operational noise, and that is compatible with a wide range of variations while having a low cost. This ball screw (1) is equipped...  
WO/2016/195104A1
Provided is an electric actuator for which a reduced weight and a more compact size is achieved by reducing the thickness of a housing, and for which collision of the threaded shaft with the housing is avoided, thereby improving reliabil...  
WO/2016/194965A1
An electric linear actuator wherein the axial end parts of roller shafts (47) rotatably supporting planetary rollers (49) are supported by discs (41a, 41b) of a carrier (40) so as to be movable in the radial direction, the axial end part...  
WO/2016/165684A3
The invention relates to an adjustment mechanism for adjusting two components, comprising a ring gear (1), a driver wheel (2), a wave generator (4) and an elastic cylindrical gear (3) composed of multiple tooth elements (3a) which are in...  
WO/2016/194842A1
This double-screw structure 1 has a loosening prevention function, has a first screw (S1) and a second screw (S2) formed on a double-screw section and having different leads, and the strength of the screw section is adequate. This screw ...  
WO/2016/190745A2
A rescue tool (10) comprises a drive system which is provided inside a housing and which is configured and suitable for actuating a linear displacement of an implement drive member. The drive system is connected for axial rotation to a r...  
WO/2016/190145A1
The purpose of the present invention is to make it possible to securely fix a deflector that is made of a synthetic resin material to a nut. A deflector 2 is fitted in a deflector installation hole 11 by elastic deformation of the groove...  
WO/2016/189984A1
Provided are: a transmission mechanism that simplifies a work process and with which manual operation can be easily performed; and an actuator equipped with said transmission mechanism. The transmission mechanism for transmitting a drivi...  
WO/2016/188528A1
The invention relates to a ball screw drive, comprising: a threaded spindle (2), which has a ball-accommodating groove (3) formed on the outer surface of the threaded spindle; a nut (4), which is arranged on the threaded spindle (2) and ...  
WO/2016/190147A1
A rolling guiding device 10 has a first member 1, a second member 2, and rolling elements 5 disposed between the first member 1 and the second member 2, the second member 2 being capable of moving along the first member 1 due to the roll...  
WO/2016/188226A1
A ball screw assembly having a lubricant storage function and method of lubricating a ball screw. The assembly comprises a ball screw (11) and a nut (27) driven by a stepper motor (13), and has recesses (59, 87) used to hold a high-visco...  
WO/2016/188732A1
The present invention relates to a torque and speed converter (1) for actuating a cylinder, in particular a master cylinder of a clutch of a motor vehicle, said converter comprising an actuating plate which is rotatable in and against a ...  
WO/2016/190344A1
Provided is a single-axis robot in which a plurality of bases 11a-11e are assembled so as to face each other and to freely reciprocate along the lengthwise direction of the bases. A drive mechanism 21 has a movement element 23 that moves...  
WO/2016/190329A1
A linear motion member comprises: a main unit that has a line of teeth on the outer circumferential face to mesh with a gear, and that has the rotation around an axis regulated by a rotation regulating member, and that can linearly recip...  
WO/2016/185885A1
The present invention provides a ball screw capable of preventing a foreign object from entering the inside of a nut even when the particle size of the foreign object is very small. A ball screw according to the present invention is prov...  
WO/2016/186150A1
Provided is a ball screw in which the edge load produced in a thread groove near a circulation part is reduced, and premature flaking caused by excessive surface pressure is prevented to extend the life of the ball screw. A ball screw pr...  
WO/2016/186001A1
An outer ring member (21) is incorporated in a housing (20), and a rotary shaft (34) that is rotationally driven by an electric motor (24) is provided on the center axis of the outer ring member (21). A planetary roller (49) is incorpora...  
WO/2016/183323A1
A suspension system for a vehicle includes a first chassis rail and a second chassis rail, each extending longitudinally in an axial direction of the vehicle. Also included is a first leaf spring element extending longitudinally in the a...  

Matches 551 - 600 out of 18,102