Matches 1 - 46 out of 46


Match Document Document Title
US20140028118 FORCE-CONTROLLED ELECTRIC HAND  
A force-controlled electric hand including: an electric motor; a rotary-linear motion conversion mechanism converting rotary motion from the electric motor to linear motion; a pair of finger bases...
US20140028151 GENERATOR  
A generator includes a sliding member, a first power generation element and a second power generation element. The sliding member is made of a biomass-containing material. The first power...
US20150001968 DIFFERENTIAL DRIVE  
A differential drive for manipulating an elongated device includes a drive mechanism configured to provide rotational and linear movement to the elongated percutaneous device. The drive mechanism...
US20090212644 COMBINATION DRIVE WITH A HYBRID RELUCTANCE MOTOR  
The aim of the invention is to create a combined linear-rotary drive that has a compact, simple, and inexpensive design. Said aim is achieved by a combined drive comprising a linear driving device...
US20120222526 DRIVE MOTOR  
An apparatus for driving an object is provided, having a cutting blade for slicing food products. The apparatus includes an electric drive motor that is configured to drive the object to make...
US20150084441 LINEAR MOTOR UNIT  
A linear motor unit includes at least one first linear motor in which an armature is disposed spaced from a shaft guide supporting section which is provided at a distal end of a frame, and a shaft...
US20110074227 ACCELERATION GENERATOR AND PSEUDO FORCE SENSE GENERATOR  
An acceleration generator 20 includes: a moving member (21, 25) that performs a periodic translational motion along a particular straight line; a first operating part (24) that applies a first...
US20120038228 LINEAR MOTOR WITH REDUCED FORCE RIPPLE  
To further reduce force ripple of a linear motor, a primary part has a plurality of windings sequentially arranged in an axial direction and subdivided in the axial direction into groups having an...
US20080284256 Plastics Injection-Molding Machine With Integrated, Linear-Rotary Direct Drive  
A plastics injection-moulding machine is to be equipped with a more compact drive that undergoes less wear. For this purpose, it is envisaged to integrate the direct rotational drive into the...
US20090251013 Electric Motor for Rotation and Axial Movement  
The invention relates to a combination drive with a short axial length and a high magnetic capacity. According to the invention, an electric motor comprises a rotational drive device with an outer...
US20140319934 SHAFT ROTARY TYPE LINEAR MOTOR AND SHAFT ROTARY TYPE LINEAR MOTOR UNIT  
The present invention provides a shaft rotary type linear motor that enables a movable element to rotate and linearly move by using a simple structure, and can therefore support compact,...
US20090007698 MOTOR WITH ROTATIONAL AND LINEAR DRIVE WITH INTEGRATED AXIAL FORCE MEASUREMENT  
The driving force produced by the linear drive on a motor with a rotational drive and with a linear drive can be registered in a quantified fashion by virtue of the fact that deformation of a...
US20090160283 Rotary/linear Drive with a Rotary Drive which is Free of Axial Forces  
The aim of the invention is to provide a linear rotation drive wherein the oscillating torques are reduced to a minimum and whose rotation drive is devoid of axial forces. For this purpose, a...
US20090309427 PRIMARY PART FOR A LINEAR ELECTRIC MOTOR  
The invention relates to a primary part (1) for an electric linear motor comprising motor windings, which are embedded in a casting compound, and a housing (2), which surrounds the primary part...
US20090039713 Rotary Linear Drive Having A Transmitter Device  
The aim of the invention is to provide a linear/rotation drive with an improved transmitter device for detecting the linear and rotational movements. For this purpose, the transmitter device (12,...
US20110006617 LINEAR DRIVE MODULE FOR A ROTARY/LINEAR DRIVE  
The aim of the invention is to provide a cost-effective, easily regulated rotary-linear drive. Therefore, the invention provides for the rotary-linear drive to connect a rotary drive (10) to a...
US20140139050 ROTARY LIFTING DEVICE  
A rotary lifting device comprises an actuator shaft, a linear motor and a rotary motor for moving and rotating the actuator shaft about the longitudinal axis thereof. The rotary motor has a hollow...
US20120017539 DRIVE UNIT WITH A FIRST AND A SECOND MOTOR  
A drive unit, which has a first motor and a second motor, for rotationally and linearly moving a working element with respect to a first housing element. In order to permit a design and a mounting...
US20130147285 DRIVE DEVICE FOR ROTATIONAL AND LINEAR MOVEMENTS WITH DECOUPLED INERTIAS  
A drive device includes a rotational drive device with a rotating stator and a rotating armature for displacing a shaft in a rotational movement and a linear drive device with a linear stator and...
US20070296281 Electrical motor  
Disclosed is an electrical motor.
US20150048694 COMPACT DIRECT-DRIVE ACTUATOR GENERATING A CONSTANT FORCE  
The present disclosure relates to an electromagnetic actuator of the type producing a force due to the current that remains substantially constant over the entirety of its useful travel Y and that...
US20120110856 ELECTRIC MOTOR FOR AN ELECTRIC APPLIANCE  
An electric motor for an electric appliance having a rotor, a stator, and a coil for the generation of a magnetic field. The motor has a first magnet arrangement having a first permanent magnet...
US20080297074 LINEAR-ROTARY ACTUATORS, ACTUATOR SYSTEMS, AND METHODS OF OPERATION THEREFOR  
In an embodiment, an actuator includes a plurality of stator windings adapted to produce a first stator magnetic field that translates along a stator axis, and to produce a second stator magnetic...
US20120119592 ACTUATOR  
An actuator is provided, which includes a main shaft having a first shaft portion for generating a magnetic field in a linear direction and a second shaft portion for generating a magnetic field...
US20100026103 DRIVING OR POWER GENERATING MULTIPLE PHASE ELECTRIC MACHINE  
The electric machine of the invention operates in a synchronous manner based on the principle of reluctance variation. It comprises the following combination: a fixed portion (1) with notches (11)...
US20110005328 BI-AXIAL ELECTROMAGNETIC ACTUATOR  
A biaxial electromagnetic actuator for a materials testing apparatus comprises a first electromagnetic actuator for imparting a linear force to an output shaft and a second, direct drive...
US20100001592 MAGNETIC ACTUATOR, MAGNETIC ACTUATOR OPERATING METHOD, AND CAPSULE ENDOSCOPE USING THE SAME  
A magnetic actuator includes a housing; a first permanent magnet and a second permanent magnet placed in the housing and being relatively rotatable in a plane including a magnetization direction;...
US20100303571 Motor-Driven Working Spindle for a Machine Tool  
A motor-driven working spindle for a machine tool has a casing in which a shaft is mounted for rotation. The shaft has a receptacle for a tool arranged at its front end. A spindle rotary drive is...
US20120001499 ACTUATOR  
An actuator according to an embodiment includes support mechanisms that are disposed in plural places of an output shaft in a longitudinal direction and support the output shaft in a linear...
US20090295236 Electric Machine Having A Rotary And A Linear Actuator  
The invention relates to an electric machine which comprises a first machine part (30), comprising a stator element (31) and a rotor element (32) and being configured as a rotary actuator which...
US20130300218 Electric Motor  
A rotary and linear motion device includes a magnetic stator assembly, opposed electromagnetic actuators, and a linear-to-rotary converter (e.g., cam). Each electromagnetic actuator includes a...
US20110254385 DIRECT ACTING ROTATION ACTUATOR  
A direct acting rotation actuator includes a motor unit, an output shaft, a detector unit, and a bearing portion. The motor unit includes a field magnet portion which includes a permanent magnet...
US20120043832 COMPACT LINEAR ACTUATOR WITH ROTARY MECHANISM  
Methods and apparatus for a compact linear actuator having an improved rotary mechanism are disclosed herein. In one embodiment, the linear actuator comprises a spline bearing for guiding the...
US20110181129 LINEAR AND ROTARY ACTUATOR  
Provided is a linear and rotary actuator capable of bearing moment and load from a movable body and downsizing its radial dimension. A spline shaft is held in housings to be movable linearly in...
US20100201209 SYSTEMS AND METHODS FOR AN IMPROVED LINEAR MOTOR  
An improved linear motor is provided useful in conjunction with audio equipment for reduced distortion audio output at high voice coil displacements. The improved linear motor may include a yoke,...
US20110080123 LINEAR-ROTARY ACTUATORS, ACTUATOR SYSTEMS, AND METHODS OF OPERATION THEREFOR  
In an embodiment, an actuator includes a plurality of stator windings adapted to produce a first stator magnetic field that translates along a stator axis, and to produce a second stator magnetic...
US20140375146 LINEAR DRIVE  
A linear drive and its use for machining an optical workpiece are proposed, the linear drive having a linear movable rotor, a linearly movable compensating body and an electrical compensating...
US20170155304 LUBRICANT FLOW CONTROL IN A LINEAR MOTOR  
A linear motor includes a rotor rotatable relative to a surrounding rotor sleeve and about a central axis. At least one opening extends between an inner surface and an outer surface of the rotor....
US20160329799 ELECTRIC MOTOR AND ELECTRIC CIRCUIT  
An electric motor, in particular a printed circuit board, having a stator, and a linearly guided rotor. On the rotor, a bolt ring having a number of bolts is attached. A cycloidal disc is...
US20160294252 Linear Actuator  
An actuator that transforming electrical energy into mechanical energy (or vice-versa) that is particularly suited to portable applications requiring a high degree of efficient control, e.g....
US20160190904 MOVEMENT GENERATING DEVICE  
A movement generating device (10) comprising an input energy source (30), a shaft (28) adapted for movement substantially along a first axis with energy provided from said input energy source...
US20160087516 LINEAR-ROTARY ACTUATOR  
A linear-rotary actuator includes a rotor and a stator. The rotor includes an output shaft, and makes a linear motion in an axial direction and a rotary motion in a circumferential direction. The...
US20160087515 LINEAR-ROTARY ACTUATOR  
A linear-rotary actuator includes a rotor and a stator. The rotor includes an output shaft, and makes a linear motion in an axial direction of the output shaft and a rotary motion in a...
US20160006317 LINEAR GENERATOR AND LINEAR DRIVE  
Device for the reversible transfer of linear motion into rotational motion and for the conversion of rotational motion into electrical energy and vice versa. The device comprises a central rail...
US20150311756 DEVICES AND METHODS FOR MAGNETIC FLUX RETURN OPTIMIZATION IN ELECTROMAGNETIC MACHINES  
A rotor element configured for movement relative to a stator includes a backing member formed, at least in part, from a ferromagnetic material; a first magnetic pole having a first polarity; and a...
US20110298921 ROTATIONAL DRIVING DEVICE, IMAGE CAPTURING DEVICE, AND NETWORK CAMERA SYSTEM  
A rotational driving device has a rotation body and a plurality of magnetic rotation drivers so as to rotate the rotation body by generating a magnetic force in a rotation direction. Provided in...

Matches 1 - 46 out of 46