Matches 1 - 50 out of 59 1 2 >


Match Document Document Title
US20130099546 CHAIR HAVING POWERED LEG EXTENSION  
A chair with articulable support sections and an integrated lift system may have support sections mechanically linked such that a single actuation control device may articulate multiple sections....
US20080295624 Spindle Drive, in Particular for Adjusting a Movable Part in a Motor Vehicle , and a Method for Manufacturing this Spindle Drive  
The invention relates to a spindle drive (10) and to a production method for a spindle drive (10) of said type, in particular for adjusting a moveable part (58) in a motor vehicle, having a drive...
US20080190226 Ball Screw/Nut Type Linear Actuator  
A ball screw/nut type linear actuator (1) where a ball nut (32) moves in forward-backward directions by rotation of a ball screw shaft (31) connected to a motor (22), wherein the ball screw shaft...
US20110018371 STEP-BY-STEP MOTOR ABLE TO CARRY OUT UP-AND-DOWN TRANSMISSION  
A step-by-step motor able to carry out up-and-down transmission includes a housing, a top rod, a circuit board, a magnet, a coil unit and a cover. The top rod is inserted in an insert hole of the...
US20130098186 CONSTRUCTION ASSEMBLY FOR SPATIAL STRUCTURE WITH DRIVE SHAFT  
Construction assembly (1) for spatial structure comprising a support (10), a screw (50) and a drive shaft (60). The support (10) has a peripheral surface (30, 72) extends along a longitudinal...
US20130008269 Electric Drive Unit for a Corner Steady  
An overload protection in a drive unit for a steady or jack for a caravan comprises an electro-mechanical control system. A spindle is driven by a motor through a gearbox, wherein the motor is...
US20080289440 Linear/Rotary Drive Assembly  
The invention relates to a linear/rotary drive assembly (1) comprising means for performing a rotary movement, a linear movement and ensuring a magnetic bearing of a common drive train (2) when...
US20130307241 STABILIZER BAR  
A disconnectible stabilizer bar assembly for a vehicle having first and second stabilizer bar halves, a housing fixed to an end portion of each stabilizer bar half, so as to align the two halves....
US20130174679 ELECTRIC ACTUATOR  
In a body of an electric actuator, dust collecting pipes are disposed as a pair along an axial direction of a hole portion of the body. The dust collecting pipes are connected respectively to...
US20130312549 PORTABLE COMPUTER DEVICE AND SCREW ROD DEVICE  
A portable computer device and a screw rod device are provided. The portable computer device includes a computer body, a display, a support member and a screw rod structure. The support member is...
US20090236891 MOTION CONVERTING DRIVE MECHANISM AND VEHICLE SEAT APPARATUS INCLUDING THE SAME  
A motion converting drive mechanism converting a rotary motion into a linear reciprocating motion includes a motor having an output shaft, a housing case to which the output shaft of the motor is...
US20130081489 CRADLE DRIVE MECHANISM, A TABLE, AND A PATIENT IMAGING AND CARRYING APPARATUS  
A cradle drive mechanism is provided. The cradle drive mechanism includes a drive motor, an intermediate frame and a screw and nut transmission device driven by the drive motor so as to drive...
US20080314174 Actuator for a Motor Vehicle with a Gear  
The actuator for a motor vehicle has an electric motor driving an output shaft and a gear comprising a worm, a spindle nut and a spindle. The worm is rotatably connected to the output shaft. The...
US20130239713 DISPLACEMENT DRIVE  
The invention concerns a displacement device comprising a transmission 2 driven by an electric motor 1, guide rails 5, a displacement slider 6, a transmission housing 8 and a closure cover 7,...
US20130112022 Electric Actuator  
An electric actuator has a housing with an electric motor mounted on the housing (2). A ball screw mechanism converts rotational motion of the electric motor to an axial linear motion of a drive...
US20090288509 Mechanism for converting rotational motion into linear motion  
A rotation/linear motion conversion mechanism provided with an annular shaft, a sun shaft arranged inside the annular shaft, planetary shafts arranged around the sun shaft, and a first gear...
US20080048514 Linear actuator system and method  
A linear actuator system is described that includes a linear actuator, a first motor, and a second motor. The linear actuator is configured to transmit rotational motion to linear motion. The...
US20080271553 Actuating Mechanism and Brake Assembly  
An actuating mechanism, particularly for a disc brake caliper, including a screw actuator having a screw 40 and a nut 18 threadably coupled together, an electric drive for driving one of the screw...
US20130312555 ELECTRIC LINEAR MOTION ACTUATOR AND ELECTRIC BRAKE SYSTEM  
In an electric linear motion actuator for transmitting torque of a rotary shaft (4) to planetary rollers (7) and thus to a linearly driven output member constituted by an outer race member (5),...
US20080134815 Linear Actuator  
In an actuator, a quick release unit is introduced in a transmission between an activating element and a reversible electric motor for disengaging the activating element (5) from the electric...
US20130019704 Linear Step Motor  
Provided is a linear step motor, the motor including: a motor housing fixedly mounted at an inner surface of a ring-shaped stator and formed with an opening; a rotor rotatably mounted at a space...
US20100236343 Linear actuator having quick-release mechanism  
A linear actuator with a quick-release mechanism allows the unpowered, loaded linear actuator to immediately return to its initial position by operating a rotatable involute cam of the...
US20150209857 SPOT-JOINING APPARATUS AND METHODS  
A spot-joining apparatus comprises a motor, a punch for driving a fastener or performing a clinching or friction stir spot welding operation, a first transmission, a second transmission and a...
US20080196524 Transmission Drive Unit With A Receiving Module, In Particular For Adjusting A Movable Part In A Motor Vehicle  
The invention relates to a transmission drive unit (10) and to a method for producing the same, especially for adjusting a mobile part (58) in the motor vehicle. Said drive unit comprises a drive...
US20130145872 POWER TRANSFER DEVICE  
A power transfer device may include a support assembly, a bearing assembly, and an axle that has at least one groove that is angled in a predetermined manner. A guide pin may be received within...
US20130133449 ELECTRIC STEERING LOCK DEVICE  
An electric steering lock device includes: a shaft which includes a male threaded portion and which is rotationally driven by an electric motor; a slider which includes a female threaded portion...
US20130305858 FAST ROTARY DRIVE FOR A HANDHELD MICROMETER  
A micrometer drive configuration for a handheld micrometer comprises: a frame; a spindle; a linear displacement sensor that senses a displacement of the spindle; a threaded spindle drive having a...
US20120227524 Electric Actuator  
An electric actuator has a housing (2), an electric motor (3), a speed reduction mechanism (6), a ball screw mechanism (8) and a rotation sensor (9). The ball screw mechanism (8) has a screw...
US20130139624 ENTERTAINMENT BUTTON DEVICE AND GAME MACHINE  
An entertainment button device includes: an entertainment button that a player can push; and a button-up-and-down mechanism configured to move the entertainment button up and down from a...
US20120304787 TELESCOPIC ACTUATOR  
The invention relates to a telescopic actuator comprising a body (1) defining a cylindrical cavity of longitudinal axis (X); a rod (3) mounted to slide telescopically in the cylinder along the...
US20120291574 HIGH INTEGRITY LINEAR ACTUATOR AND METHOD OF OPERATION  
A linear actuator for an aircraft comprising a casing comprising a first casing section and a second casing section, wherein the first casing section and the second casing section are extendible...
US20140102231 THREADED ROD RECIPROCATION INNER ROTOR DIRECT DRIVE MECHANISM  
A threaded rod reciprocation inner rotor direct drive mechanism is provided. The threaded bush of the threaded rod set serves as the rotary shaft of the rotor section of the inner rotor torque...
US20130139623 ENTERTAINMENT BUTTON DEVICE AND GAME MACHINE  
An entertainment button device includes: an entertainment button; and a button-up-and-down mechanism including: a bias member to bias the entertainment button in a moving-up direction; a shaft...
US20110016999 CYLINDER DEVICE  
A cylinder device is capable of heightening the feed accuracy of a screw shaft and stably controlling the feed speed of a conveying unit in a wide speed range. A ball screw shaft is inserted...
US20150020623 STEP ACTUATOR  
A step actuator includes a housing, a stator in the housing, a rotor including a magnet provided radially inward of the stator and a nut member inserted into the magnet and protruding through one...
US20100206103 LINEAR ACTUATOR  
Linear actuator device, comprising a housing (2), an externally threaded screw (5) mounted to a piston (9), an internally threaded extended nut (7) and a motor (16) comprising a stator (33) and a...
US20100101343 SPINDLE DRIVING MECHANISM FOR MACHINE TOOL  
A spindle driving mechanism 5 for a machine tool includes a screw shaft 11 formed with a spiral thread groove 11a in the outer peripheral surface thereof; a ball screw nut 12 that is provided with...
US20140157922 ELECTRIC ASSIST STEERING SYSTEM  
An electric assist steering system comprising a first lead screw connected to a steering shaft, a first lead screw nut engaged with the first lead screw, the first lead screw moveable along an...
US20130112104 LINEAR ACTUATOR AND ROCKING CONTROLLER FOR RAILWAY VEHICLE  
A compact linear actuator in which a back drive force is small and sticking due to abrasion powder and the like hardly occurs, and a rocking controller for a railway vehicle having the linear...
US20120210810 LINEAR ACTUATOR  
A linear actuator is provided which includes a motor and a screw as an output shaft and in which the rotational movement of the motor is converted into the linear movement of the screw, wherein at...
US20150135868 ELECTROMECHANICAL DRIVING ACTUATOR WITH DAMPING DEVICE  
An electromechanical driving actuator with a damping device comprises an electric motor (26) comprising a stator (9) and a hollow rotor (3), the stator (9) enclosing the rotor (3) and the rotor...
US20140102230 BALL SCREW ACTUATOR INCLUDING A STOP WITH AN INTEGRAL GUIDE  
An actuator includes a housing assembly, a ball nut, a ball screw, and a ball screw stop. The ball nut is rotationally mounted in the housing assembly, is adapted to receive an input torque, and...
US20170152926 Gear And An Electric Actuator Provided Therewith  
A sintered gear and an electrical actuator with the sintered gear where the sintered gear has spur teeth formed on a circumference of the gear. A central hole is on the center of the gear. A boss...
US20170072993 BEARING FOR A BALL SCREW DRIVE  
A bearing for a ball screw drive may include a ball nut that is rotatable about a longitudinal axis and intended to receive a threaded spindle concentrically. The ball nut may be arranged in an...
US20170008423 ACTUATOR FOR A MOTOR VEHICLE, IN PARTICULAR FOR A MOTOR VEHICLE SEAT  
An actuator (10, 210) for a motor vehicle, in particular a motor vehicle seat, includes an electric motor (20) that is equipped with an output shaft (24) and a gear mechanism (100, 200) that is...
US20160348775 ACTUATOR WITH PLANETARY SCREW DRIVE (PSD)  
An actuator having a planetary screw drive (PSD), in particular for the operation of a clutch of a motor vehicle, wherein a plurality of planetary rollers which mesh with a ring gear that...
US20160229546 TELESCOPIC ACTUATOR AND AIRCRAFT ENGINE COMPRISING SUCH AN ACTUATOR  
Telescopic actuator comprising an actuator body; a sleeve with a longitudinal axis mounted such as to rotate and extending at least partially into the body, said sleeve being held in axial...
US20160223059 Ball Screw  
A ball screw in the present invention includes a nut (1) having a spiral groove formed in an inner peripheral surface; a screw shaft (2) having a spiral groove formed in an outer peripheral...
US20160186844 Actuator, Sample Positioning Device, and Charged Particle Beam System  
An actuator capable of reducing vibrations of its output shaft is offered. The actuator (100) includes an electric motor (10), a ball spline (20) of finite stroke length, and a nut (32). The ball...
US20160114704 ADJUSTING DEVICE HAVING AN ADJUSTING MECHANISM ARRANGED ON A GUIDE RAIL  
An adjusting device for adjusting two vehicle parts relative to each other is provided. The adjusting device comprising a first guide rail, which is longitudinally extended along a longitudinal...

Matches 1 - 50 out of 59 1 2 >