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WO/2020/004377A1 |
An electric actuator comprising a case, an electric motor 5 built into the case, and a motion conversion mechanism 4 for converting rotational motion of the electric motor 5 into linear motion, with the electric motor 5 being fixed to th...
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WO/2020/004371A1 |
This electric actuator is provided with an electric motor (5), and a motion converting mechanism (4) which converts a rotating motion of the electric motor (5) into linear motion, wherein the motion converting mechanism (4) includes a nu...
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WO/2020/004379A1 |
An electrically driven actuator 1 is provided with a drive section 2, a drive force transmitting mechanism 3, a motion converting mechanism 4, a housing space which houses the drive section 2, the drive force transmitting mechanism 3, an...
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WO/2019/243356A1 |
The present invention relates to a coupling element (6) for attaching to a leadscrew (4), which coupling element has a receiving portion (61), which is formed as a single piece with a coupling portion (62), wherein the receiving portion ...
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WO/2019/242936A1 |
The invention relates to a spindle drive (50, 60) for an actuator (10) of steer-by-wire steering, having a spindle (57, 67) which is arranged linearly movably in a spindle nut (55, 65), wherein the spindle drive (50, 60) is in the form o...
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WO/2019/244268A1 |
A cam mechanism that generates axial force in combination with a means for generating a differential around a shaft, said cam mechanism being provided with: a cam plate that is capable of rotating around the shaft and is coupled with the...
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WO/2019/241240A1 |
A motion device (10) can include a carriage (20) for traveling along a rail (24). The carriage can have at least one rotatable fixed position roller (62), and at least one rotatable adjustable roller that is movable relative to the at le...
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WO/2019/237544A1 |
A split nut combination, comprising a first nut (1) and a second nut (2) which are completely split from each other, the first nut (1) and the second nut (2) have the same pitch and lead, and fit or move on the same threaded shaft (3). T...
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WO/2019/235507A1 |
This valve device comprises a valve, a drive device, and a speed change unit. The valve changes the flow mode of a refrigerant flowing within a circulation path of a refrigeration cycle device. The speed change unit comprises a drive sid...
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WO/2019/235508A1 |
This valve device comprises a valve, a drive device, a magnetic joint, and a screw mechanism. The valve comprises a valve body and changes the flow mode of a refrigerant flowing within a circulation path of a refrigeration cycle device. ...
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WO/2019/235502A1 |
This valve device comprises a valve, a drive device, and a speed change unit. The valve changes the flow mode of a refrigerant flowing within a circulation path of a refrigeration cycle device. The drive device drives the valve. The driv...
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WO/2019/235038A1 |
This valve device is provided with: a valve (13) for changing the flow mode of a refrigerant flowing within a circulation path of a refrigeration cycle device (D); and a drive device (32) for driving the valve. The drive device is provid...
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WO/2019/235051A1 |
The purpose of the present invention is to provide an electrically driven cylinder which does not require the supply of a lubricant over a long period. This electrically driven cylinder (100) is provided with a screw mechanism (50) for c...
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WO/2019/230976A1 |
A top-type ball screw according to the present invention comprise a screw shaft having spiral outer thread grooves formed on an outer peripheral surface thereof, a nut fitted externally to the screw shaft and having spiral inner thread g...
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WO/2019/231469A1 |
The improved motorized gearbox mechanism of the present invention includes a plurality of cam-actuated gear block assemblies, which transfer power from an integral rotor and stator assembly contained in a cam/rotor assembly, to a seconda...
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WO/2019/229002A1 |
Provided is a system comprising a tool (50) and a stator unit (500). The tool (50) comprises an instrument (100, 102) having a proximal end (20) and a distal (40) end, an end effector (300) at the distal end (40) actuated by torque, and ...
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WO/2019/225554A1 |
The purpose of the present invention is to provide: a slide nut which has a sliding surface made of synthetic resin and which prevents ingress of foreign matter into the sliding surface; and a sliding screw device using said slide nut. I...
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WO/2019/226093A1 |
A safety lifting device (1) positioning a labelling unit (2) in a vertical direction (Z) in relation to a flow of objects (3) where the labelling unit is arranged for printing labels (4) and/or applying labels to the objects. The lifting...
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WO/2019/223190A1 |
Disclosed is a nut for irreversibly eliminating a clearance, the nut comprising a first nut body (1) and a second nut body (3), both of which have an internal thread, and further comprising a shrink ring (2), which is disposed between th...
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WO/2019/219109A1 |
The invention relates to a device for adjusting the height of a vehicle body, comprising a rotationally driven, axially non-displaceable threaded spindle (1) and a threaded nut (3) which is displaceable axially along the threaded spindle...
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WO/2019/218154A1 |
A linear driver, comprising a housing. A worm assembly, a push rod assembly driven by the worm assembly, a limit switch for limiting the stroke of the push rod assembly, and a motor for driving the worm assembly are mounted in the housin...
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WO/2019/214832A1 |
The invention relates to a helical gearing driven by an electric motor for driving an adjusting element (5), more particularly in the form of an actuator or a piston of a piston-cylinder unit, wherein the adjusting element (5) can be mov...
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WO/2019/215461A1 |
The presented system driven by the impulse of force (1), comprises the source of rotational motion (14), a transformer circuit for converting circular to linear motion (20), which transformer circuit is connected with the source of the r...
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WO/2019/216280A1 |
[Problem] To provide a reverse input blocking clutch that is capable of easily canceling a state in which the rotation of an output member is either prevented or suppressed. [Solution] This reverse input blocking clutch 5 is provided wit...
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WO/2019/214835A1 |
The invention relates to a piston-cylinder system, in particular for an actuator unit or brake system, comprising a cylinder (7) having a cylinder bore having an internal diameter (d4) and a piston (5) axially mounted therein so as to be...
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WO/2019/212001A1 |
[Problem] To provide a reducer which is capable of exerting the same function as that of a ball reducer, and has a simple structure, and in which the number of components is small and the number of assembly steps can be reduced. [Solutio...
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WO/2019/208510A1 |
This ball screw includes: a screw shaft (10) having a spiral first screw groove (11) formed in an outer peripheral surface thereof; a nut (20) disposed on the periphery of the screw shaft (10) and having a spiral second screw groove (21)...
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WO/2019/208549A1 |
The present invention addresses the problem of providing a sliding member less susceptible to decreased durability and having improved hardness and a manufacturing method thereof, and a power steering device and manufacturing method ther...
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WO/2019/209520A1 |
In at least some implementations, an actuator includes a motor, an output rotated by the motor about an axis, and a housing having an interior in which the motor and electrical component are received. The housing includes a first housing...
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WO/2019/207929A1 |
Provided is a separator having excellent chemical resistance, impact resistance, and productivity. A bearing holder (1) is a separator which is interposed between two spheres which are adjacent to and move in conjunction with each other,...
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WO/2019/202779A1 |
Provided is a machining tool in which the effort in exchanging a ball screw can be alleviated. A machining tool (1) is provided with: a base 5; a moving body 6; a ball screw 7 having a nut 7n and a screw shaft 7s; a cap member 8 that cov...
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WO/2019/192642A1 |
The invention relates to a gearing arrangement (1) for a device (2) for the level adjustment of a vehicle structure, comprising a gear wheel (3) that is rotatably mounted on a stationary housing bolt (9) via a bearing element (5) consist...
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WO/2019/194143A1 |
A linear motion mechanism 20 is accommodated within a housing 30 having an opening 30a and driven by an electric motor 10, causing a cylinder 60 movably and integrally linked to a ball screw nut 50 to be displaced in an axial direction. ...
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WO/2019/195852A1 |
A linear drive actuator (10) that includes a motor 20 coupled to a threaded roller screw shaft (70) with an integrally formed inner race (71) formed on one end used by an fixed thrust bearing (60). Mounted on the roller screw shaft (70) ...
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WO/2019/189655A1 |
As one example, a rotation-linear motion conversion device according to an embodiment comprises: a rotation member that is driven by a motor to rotate around a center of rotation; a linear motion member that advances linearly in the dire...
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WO/2019/189342A1 |
The purpose of the present invention is to provide an actuator in which jamming of sliding surfaces hardly occurs and a desired operation can be reliably performed. The actuator (1) is provided with: a housing (3); a shaft (4) having one...
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WO/2019/188238A1 |
In a ball screw device with which it is possible for a ball preload amount to be appropriately managed, and with which it is possible for balls to be re-preloaded when the preload has been lost, without a nut member being taken off a scr...
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WO/2019/189654A1 |
A motion conversion mechanism of this brake device includes a rotation member, and a linear motion member which moves linearly with rotation of the rotation member. The rotation member is driven to rotate through a third gear. A male scr...
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WO/2019/191104A1 |
A device includes a motor and a hollow drive shaft. The motor is configured to rotate the hollow drive shaft, A lead screw nut is operably connected to the hollow drive shaft. The lead screw nut Is configured to rotate upon rotation of t...
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WO/2019/180219A1 |
The invention relates to an electromotive furniture drive comprising a drive motor (20) and a lift spindle (52), wherein the lift spindle (52) and an output shaft (22) of the drive motor (20) are arranged in a common plane (A), and where...
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WO/2019/181365A1 |
The purpose of the present invention is to suppress an increase in pressure of internally contained lubricating oil and to reduce leakage of the lubricating oil. This actuator (1) is provided with: an accumulator (4) which has a gas comp...
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WO/2019/180218A1 |
The invention relates to an electric motor-powered furniture drive comprising a housing (10) on which a drive motor (20) and a support tube (31) is fastened, a lifting spindle (52) being arranged in the support tube (31), and an output s...
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WO/2019/175049A1 |
The invention relates to a converting device for converting a linear movement in a stationary system into a rotational movement about a pivot axis (9) in a system which rotates about a rotational axis (8), wherein the pivot axis (9) and ...
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WO/2019/172496A1 |
The technology disclosed in the present specification may comprise: a lower center frame comprising first and second support members which extend from first and second ends thereof, respectively; first and second horizontal linking membe...
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WO/2019/171459A1 |
A cam mechanism which generates an axial force in combination with a means for producing a differential around a shaft is provided with: a cam plate which is rotatable around the shaft and coupled with the means to receive the differenti...
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WO/2019/172665A1 |
Disclosed is a bearing screw conveying device for converting a rotational motion of a screw shaft into a linear motion by means of a bearing. The bearing screw conveying device according to the present invention comprises: a rotating scr...
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WO/2019/170203A1 |
Linear actuator comprising a reversible electric motor (20), a transmission (21), a non- self-locking spindle (22), where the reversible electric motor (20) through the transmission (21) drives the non-self-locking spindle (22) and a spi...
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WO/2019/168004A1 |
An inward-facing flange part 23c protruding toward an inside-diameter side is provided to an opening part in a distal-end side of a housing 23. An outward-facing flange part 24d protruding toward an outside-diameter side is provided in a...
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WO/2019/165708A1 |
Disclosed is a compliant polishing system, comprising a rack (1), a polishing head (2), a central lead screw (3) and several rolling lead screws (4), wherein the polishing head (2) is rotatably connected to the outer end of the central l...
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WO/2019/167645A1 |
In the present invention a central shaft, both ends of which are supported so as to enable forward/reverse rotation, two guide rings, a threaded pipe extending/retracting body, and a winding tube are arranged in the stated order concentr...
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