Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 17,316

Document Document Title
WO/2019/097814A1
[Problem] To propose an extending and retracting mechanism with which it is possible to improve spatial efficiency when extending and retracting operations are performed. [Solution] This extending and retracting mechanism is provided wit...  
WO/2019/096354A1
The invention relates to a spindle nut (1, 2) which can be brought into engagement with a corresponding spindle (2), or is engaged with same, wherein: the spindle nut (1, 2) has an internal screw thread (3) interrupted by three longitudi...  
WO/2019/091524A1
The invention relates to a linear actuator comprising an electric motor, a transmission, a spindle, a spindle nut, a housing, an outer tube and an inner tube, the outer tube being connected to the housing, the spindle being interconnecte...  
WO/2019/091525A1
A linear actuator (1) comprising an electric motor (20), a transmission (40), a spindle (80) being connected to the transmission (40), a spindle nut (81) being arranged on the spindle (80), a housing (10), an outer tube (3) being connect...  
WO/2019/093195A1
This door opening and closing device 1 for vehicles is provided with: a motor drive mechanism 30; a first housing 10 for containing the motor drive mechanism 30; a spindle drive mechanism 40 connected to the motor drive mechanism 30; and...  
WO/2019/091523A1
A linear actuator (1) comprising an electric motor (20), a transmission (40), a spindle (80) being connected to the transmission (40), a spindle nut (81) being arranged on the spindle (80), a housing (10), an outer tube (3) being connect...  
WO/2019/091997A1
The invention relates to an electromotive furniture drive with a drive which is designed as an electric motor and which drives a worm gear (20) via a worm (18), said gear being rotatably connected to a spindle holder (27) via a clutch wh...  
WO/2019/092268A1
The invention relates to an electromotive linear drive comprising an electric motor (4) that drives a screw (6) extending along a longitudinal screw axis, or the drive pin of which motor is in the form of a screw (6), and which motor com...  
WO/2019/092998A1
The purpose of the present invention is to provide a low-noise power steering apparatus. An electric power steering apparatus of the present invention comprises: a rack 6 having a rack-side ball screw groove 21 formed in a spiral shape; ...  
WO/2019/091522A1
A linear actuator (1) comprising an electric motor (20) connected to a transmission (40), a spindle (80) connected to the transmission (40), a spindle nut (81) arranged on the spindle (80), an outer tube (3) being connected to the housin...  
WO/2019/093697A1
The objective of the present invention is to provide an accommodation ladder fixing device, which more firmly and safely fixes, to an exterior wall of a ship, an accommodation ladder temporally provided so as to allow pilots to safely bo...  
WO/2019/089928A1
A harmonic drive assembly and fluid-powered linear motors with both axial pistons are rotary piston arrangements incorporating the harmonic drive assembly are disclosed. The motors may be used in downhole drilling applications, but the d...  
WO/2019/087914A1
A drive device 1 is provided with: a long member 2; a drum 3; a drum biasing member S1; a rotation member 4; a rotation regulation member 6 that is provided with a disengagement part 61; and a rotation member biasing member S2. A separat...  
WO/2019/087794A1
Provided is a screw nut for reducing the size and weight of a screw nut to which a pulley is attached. This screw nut (2) is provided with: an outer ring (21); and a nut (23) rotatably attached to the outer ring (21) through a first roll...  
WO/2019/082457A1
With this axial gap measurement device for ball screw device it is possible to measure axial gap with a high degree of accuracy by simply attaching the ball screw device to be measured, without requiring particular caution. This device c...  
WO/2019/079892A1
A compact translation stage having a frame, a motor, a carriage, a translation screw and at least one guide is described herein. The carriage is slidably coupled to the guide and engages the screw. The screw is rotatably coupled to the m...  
WO/2019/078121A1
An actuator for this extendible-contractible link has a motor which is mounted to a stationary shaft, a threaded shaft which is rotated by the motor, a clutch between the motor and the threaded shaft, and a nut which is engaged with the ...  
WO/2019/078276A1
A rack bar blank material (10) includes a rack portion (14) configured to mesh with a pinion in an end side of a hollow shaft material in an axial direction than the rack portion, and an end portion (12) which is provided closer to the e...  
WO/2019/078105A1
Provided is a screw device in which a shim is interposed between two nuts, wherein the screw device is capable of detecting a preload. This screw device capable of detecting a preload is provided with: two nuts (2, 3); a shim (4) which i...  
WO/2019/078727A1
It is described an actuator (1) for use in petroleum exploitation, the actuator (1) being configured for displacing a rod (4) for engaging a well barrier device, wherein the actuator (1) comprises: - a housing (2) for housing at least a ...  
WO/2019/076587A1
The invention relates to an actuation arrangement for a parking lock for a motor vehicle, comprising an actuating drive having an actuating slide (24) that is linearly displaceable relative to a base (12) between a central position and a...  
WO/2019/072728A1
The invention relates to an electrohydraulic system having an adjustment apparatus (1) for a valve (2), having a drive device (3), an actuating device (4) and a pre-tensioning device (5), wherein, in the event of a malfunction, the energ...  
WO/2019/072463A1
The invention relates to a transmission comprising a planet carrier and at least one planet element which is rotatably arranged on the planet carrier. According to the invention, the at least one planet element is guided on a guide track...  
WO/2019/068423A1
The invention relates to an actuator, comprising: a housing; a spindle drive provided in the housing and having a spindle (105) engaged with a spindle nut, said spindle having at least one fastening end (108); at least one bearing journa...  
WO/2019/068424A1
Disclosed is a steering system actuator comprising: a housing (2); a spindle drive that is arranged in the housing (2) and includes an axially movable spindle (5) which engages an axially stationarily mounted spindle nut (6) and which ha...  
WO/2019/070015A1
A motor unit, comprising: an output shaft extending along a center axis; a reducer linked to the output shaft; a switching mechanism provided to the reducer, the switching mechanism switching the state of motive power transmission betwee...  
WO/2019/064727A1
The purpose of the present invention is to provide an electric disk brake suitable for improving responsiveness. This electric disk brake is provided with: rotary-to-linear motion conversion mechanisms 5, 7 that convert the rotary motion...  
WO/2019/066257A1
The present invention relates to an electronic brake motor structure with ball screw. The present invention comprises a lower housing coupled to a block; a ball screw installed in the center inside the housing and block, the ball screw h...  
WO/2019/065779A1
This auxiliary steering function-equipped hub unit (1) is provided with: a hub unit body (2); a unit supporting member (3) which supports the hub unit body (2) such that the hub unit body (2) is rotatable about an auxiliary steering axis...  
WO/2019/059355A1
This electric actuator is provided with a motor part and a motion conversion mechanism that converts a rotary motion of the motor part into a linear motion, wherein: the motion conversion mechanism has a nut 17 rotatably supported, and a...  
WO/2019/058949A1
Provided is a power steering device, wherein sound and vibration characteristics due to pitch differences can be improved. When belt pitch is the pitch of a plurality of belt teeth, first state belt pitch is the belt pitch in a no-load s...  
WO/2019/059733A1
The present invention relates to a method for manufacturing a screw fixing device, a screw fixing device, and a linear motion apparatus including the same, the screw fixing device comprising: a fixing body which can be passed through by ...  
WO/2019/059300A1
According to the present invention, housings 11, 21, 31, 41 of respective components 10, 20, 30, 40 are each provided with at least one among a convex fitting portion 51 and a concave fitting portion 52. Rotating shafts 12, 22, 32, 42 of...  
WO/2019/054096A1
This power steering device is provided with: an endless belt (122) that connects a motor pulley (120), being a first pulley having a smaller diameter, and a nut pulley (121), being a second pulley having a greater diameter; and a pulley ...  
WO/2019/054278A1
This eddy current-type damper (1) is provided with: a threaded shaft (7) that is capable of moving in an axial direction; a plurality of first permanent magnets (3); a plurality of second permanent magnets (4); a magnet holding member (2...  
WO/2019/054055A1
Provided are a drive device that minimizes rattling of a movable member in a movement direction, and a drive device used in a head-up display device. Specifically, a drive device 1 has a drive unit 3, a lead screw 4 rotatably driven by t...  
WO/2019/054467A1
Provided is a drive device with which it is possible to cause a driven member to rotate about an axis or extend/contract along an axial direction. The drive device 1 is provided with a main body 30, a shaft body 60 having a screw part 61...  
WO/2019/050066A1
The present invention relates to a linear actuator having a free fall function and, specifically, to a linear actuator which has a piston rod member disposed at one side of a cylinder body and capable of moving back and forth and moves t...  
WO/2019/044812A1
This deceleration device is provided with: an input-side rotating member having an input plate in which a first ball-engaging groove is formed; an output-side rotating member having an output plate in which a second ball-engaging groove ...  
WO/2019/042338A1
A linear module comprises a housing and a linear transmission device (20). The housing has an internal cavity. The linear transmission device (20) is at least partially disposed in the internal cavity. The housing is provided with an out...  
WO/2019/039377A1
Provided is a damper capable of braking a moving member which reciprocates along an axis, using a braking force having a hysteresis characteristic. A damper (100) includes a cylindrical housing (2) into which a push rod (8) is inserted i...  
WO/2019/035508A1
The present invention relates to a linear module, and the linear module according to an embodiment of the present invention comprises: a base plate; a screw placed on the base plate and disposed in the longitudinal direction of the base ...  
WO/2019/029976A1
A cable cylinder (100) comprising; - a frame (1); - a pin (2) mounted on the frame and extending along a first axis (Oy); - a nut (4) engaging with the pin (2); - a first cable (10) coupled to the nut or to the pin (2) and intended to be...  
WO/2019/019754A1
A porous ultrasonic transmission pair, comprising a left ring (1), a high-strength outer sleeve (2), a guide rail sleeve (4), and a right ring (5). The high-strength outer sleeve (2) is sleeved on the guide rail sleeve (4). The left ring...  
WO/2019/019755A1
A novel ultrasonic thread pair. A nut body (1) or a screw (3) is made of a piezoelectric material, or a magnetostrictive material, or other materials that can produce high-frequency vibration. During work, the nut body or the screw can d...  
WO/2019/016329A1
Spindle drive (30, 30'), having a spindle (24, 24'), a spindle nut (32, 32') which is arranged on the spindle (24, 24'), a housing (22, 22') which surrounds the spindle nut (32, 32'), and an overload clutch (34, 34') which is arranged in...  
WO/2019/015710A1
The invention relates to a threaded nut for a ball screw drive, said threaded nut comprising a nut main body (2) having a thread (3), and a multi-part outer deflection means (9) for returning balls via a deflection channel (14) into the ...  
WO/2019/013220A1
This rolling device is provided with an inner member having an orbital surface on the outer surface, an outer member arranged outside of the inner member and having an orbital surface opposite of the orbital surface of the inner member, ...  
WO/2019/012256A1
The present invention relates to a failsafe valve actuator (10) comprising a drive mechanism (12), a drive shaft (42) having a clutch (50) arranged adjacent to a threaded portion (44) of the drive shaft (42), and a clutch actuator (52) c...  
WO/2019/007457A1
The invention relates to a planetary roller screw drive, comprising a multi-part nut (20) that surrounds a threaded spindle (16), wherein a plurality of planets (2) roll between the nut (20) and the threaded spindle (16), which are guide...  

Matches 1 - 50 out of 17,316