Matches 1 - 50 out of 122 1 2 3 >


Match Document Document Title
US20110012439 VOICE COIL MOTOR ASSEMBLY  
A voice coil motor assembly includes a housing, a voice coil motor, a cover, and a transparent board. The voice coil motor is received in the housing. The cover is secured to the voice coil motor...
US20120306294 VOICE COIL MOTOR  
A voice coil motor includes a lens retainer, a wire, and an elastic electrode member. The lens retainer includes an end portion. The wire wraps around the lens retainer and includes a first end...
US20130002051 VOICE COIL MOTOR HOUSING AND VOICE COIL MOTOR USING SAME  
A voice coil motor housing includes a top wall having an opening and four sidewalls extending from the top wall. The four sidewalls and the top wall cooperatively form a rectangular chamber opened...
US20140044302 LOW COST MOTOR DESIGN FOR RARE-EARTH-MAGNET LOUDSPEAKERS  
A loudspeaker magnetic motor utilizes a voice coil with two or more wire coils that are connected in parallel and that are layered on top of one another. The motor utilizes, as a magnetic field...
US20140097707 VOICE COIL MOTOR  
The present invention provides a voice coil motor comprising a carrier, upper and lower spring plates, magnets, a base and a conductor. The carrier comprises a main body and a coil surrounding...
US20140355143 VOICE COIL MOTOR AND LENS MODULE  
A voice coil motor (VCM) includes a fastening portion, a moving portion, a magnet assembly, a coil, an elastic sheet, and glue. The lower plate seals the fastening portion. The lower plate...
US20110169346 Magnetic Actor and a Method for its Installation  
The invention relates to a magnetic actor in which the permanent magnets are arranged in a Halbach configuration and inserted into a slide-in frame.
US20100019584 VOICE COIL ACTUATOR  
Provided herein is a voice-coil motor that includes a magnetic field having at least two displaced regions of higher intensity separated by a region of lesser intensity and a counter-coil disposed...
US20100117460 VOICE COIL MOTOR WITH GUIDING POSTS AND STOPPING BARS  
An exemplary voice coil motor includes a hollow stationary magnetic field generator, a movable magnetic field generator, two elastic members, a hollow case and a base. The movable magnetic field...
US20130033124 VOICE COIL MOTOR  
A voice coil motor includes a housing, a movable barrel, at least two magnetic elements, and a coil received in the housing. The housing defines an accommodating room, and includes a top panel, at...
US20100277008 SHELL FOR HOUSING VOICE COIL MOTOR AND VOICE COIL MOTOR MODULE  
A shell for housing a voice coil motor (VCM) includes a casing and a cover. The casing defines a rectangular opening and two opening respectively in two opposite edges of the rectangular opening....
US20110241450 VOICE COIL MOTOR  
A voice coil motor includes a stationary frame defining a first receiving space, a cover, and a base defining a second receiving space. The stationary frame includes a top surface and an opposite...
US20120155694 MULTI-LAYER ARMATURE FOR MOVING ARMATURE RECEIVER  
A multi-layer armature for a moving armature receiver. The armature includes a first armature layer and a displacement region. The first armature layer includes a first surface and a second...
US20130026858 VOICE COIL MOTOR AND LENS MODULE  
A voice coil motor (VCM) includes a case, a lower plate, a lens holder, a coil, a magnet assembly, and an elastic sheet. The case includes an upper plate and sidewalls extending from edges of the...
US20130221765 VOICE COIL MOTOR WITH CONNECTIVE STABILITY  
A voice coil motor (VCM) includes a moving unit, a fixing unit, an elastic plate, and a conducting pole. The moving unit includes a moving barrel and a coil assembly around the moving barrel. The...
US20140159511 LINEAR VIBRATION MOTOR  
Disclosed herein is a linear vibration motor including: a stator part having an internal space formed therein and including a main magnet mounted therein; a vibrator part including a coil disposed...
US20080164771 High performance voice coil motor  
A high performance voice coil motor comprises: a retaining seat having at least one magnetic unit; a movable seat installed within a receiving space of the retaining seat; the movable seat being...
US20140355144 VOICE COIL MOTOR AND LENS MODULE  
A voice coil motor (VCM) includes a fixing portion, a moving portion, a magnet assembly, a coil, and an elastic sheet. The fixing portion includes an upper plate and a sidewall extending from...
US20130127266 Electromagnetic Vibrator and Producing Method Thereof  
An electromagnetic vibrator includes an electromagnetic provider and a vibration unit, wherein the vibration unit includes a diaphragm unit and an induction coil unit affixing on an inner side of...
US20130128107 VOICE COIL MOTOR AND CAMERA MODULE USING SAME  
A voice coil motor includes a stationary magnetic field generator having a supporting frame, a moveable magnetic field generator, a case and a double sided adhesive layer. The supporting frame...
US20090184589 ACOUSTIC EXCITER AND SPEAKER USING IT  
An acoustic exciter comprises a suspension made of an elastic material, which is coupled to the opening part of a frame, and a vibrator to which a voice coil disposed in the magnetic gap of a...
US20150263596 Linear Loudspeaker Motor  
A linear loudspeaker motor. A flat, relatively thin, rigid elongate motor armature is disposed in a gap between the north pole of one elongate magnet and the south of another elongate magnet, or a...
US20110037327 LINEAR ELECTROMAGNETIC MACHINES  
A linear electromagnetic machine is described which comprises first and second substantially cylindrical parts arranged to move relative to each other along a common axis of motion. The first...
US20120162826 DAMPER WITHIN A VOICE COIL MOTOR  
A hard disk drive including a plurality of magnetic disks and a voice coil motor. The voice coil motor includes a coil and a first damper plate for dampening vibrations generated by the coil. The...
US20140252887 SYNTHETIC JET ACTUATOR MOTOR EQUIPPED WITH MEANS FOR MAGNETIC FLUX PROFILING  
A synthetic jet actuator is provided which includes a voice coil, a yoke consisting of a back iron (303) and pole piece, a plate (307), a first magnet (305) disposed on a first side of said plate,...
US20120161549 SYSTEM FOR ASSEMBLING A SPEAKER MOTOR  
A retaining member of a speaker motor may be formed using a mold. The mold may receive a plurality of speaker motor components. The mold may be configured to receive the speaker motor components...
US20110163616 VOICE COIL MOTOR  
Disclosed is a voice coil motor, including a base having an opening, a stator is disposed on the base and including a magnet, a mover including a conductive coil opposing with the magnet, and a...
US20120256498 Voice Coil Motor  
A VCM is disclosed, the VCM including a base formed with an opening; a bobbin arranged on an upper surface of the base and mounted with a lens therein; a plurality of magnets secured on the base...
US20120169185 Actuator  
The invention relates to a method of making an actuator comprising a plurality of force elements and an actuator made according to the method. The method comprises providing a coupler for coupling...
US20130162059 ACTUATOR HAVING TWO-STAGE ZOOM FUNCTION  
An actuator includes a bracket, permanent magnetic elements, a fixing barrel, and a movable unit. The actuator forms a central axis. The bracket includes a front frame and a rear frame connected...
US20060061218 Dual force wafer table  
Methods and apparatus for actuating a tubeless fine stage using E-I core actuators and voice coil motors (VCMs) are described. According to one aspect of the present invention, a stage device...
US20100033030 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...
US20120162790 VOICE COIL MOTOR, CAMERA MODULE HAVING SAME AND PORTABLE ELECTRONIC DEVICE HAVING SAME  
An exemplary voice coil motor includes a fixed body, a movable barrel, a number of upper rollers, and a number of lower rollers. The fixed body includes a first receiving cavity, a number of upper...
US20130043766 ACTUATOR, PIEZOELECTRIC ACTUATOR, ELECTRONIC DEVICE, AND METHOD FOR ATTENUATING VIBRATION AND CONVERTING VIBRATION DIRECTION  
A viscoelastic body is interposed between a vibrating membrane vibrating in association with a piezoelectric vibrator composed of a piezoelectric element and a base and a support member supporting...
US20140009006 VOICE COIL MOTOR  
Disclosed is a voice coil motor, the motor including a mover having a bobbin equipped with a lens and a coil block secured to an outer circumference of the bobbin; a stator having a magnet that is...
US20120013202 VOICE COIL MOTOR  
Disclosed is a voice coil motor, the motor including a mover having a bobbin equipped with a lens and a coil block secured to an outer circumference of the bobbin; a stator having a magnet that is...
US20120091827 VOICE COIL MOTOR WITH ROLLERS  
A voice coil motor includes a mount, a movable unit and a number of rollers. The mount includes a through hole, a number of recesses opposing the through hole, and a number of magnetic blocks...
US20070108847 Cylinder-like electromagnetic motor  
A cylinder-like electromagnetic motor of the present invention includes a base having a closed-bottom central hole; a cover connected to the top of the base; a spring piece located between the...
US20130286283 VOICE COIL MOTOR AND CAMERA MODULE USING THE VOICE COIL MOTOR  
A voice coil motor includes a fixing assembly and a moveable assembly. The fixing assembly includes a fixing frame and at least one magnet positioned on the fixing frame. The moveable assembly is...
US20110291495 VOICE COIL MOTOR  
A voice coil motor is disclosed, the motor including: a mover including a bobbin including a first bobbin having a lens secured therein and a plurality of second bobbins intermittently protruded...
US20120306293 VOICE COIL MOTOR  
A voice coil motor (VCM) includes a fixed assembly and a movable assembly. The fixed assembly includes a fixed bracket and a coil group. The fixed bracket is substantially tri-columnar in shape...
US20140134019 MAGNETIC CIRCUIT  
A magnetic circuit for a voice coil, comprising, a magnet cup with a one sided open cylindrical shape with a base. The magnetic circuit further includes a conical magnet with a side including a...
US20090195878 LINEAR SWING ACTUATOR  
There is provided a linear swing actuator, which is provided with a multipolar magnet arranged with one magnetic pole in a central portion and its respective opposite magnetic poles at both ends...
US20100033031 Voice coil motor for optical device  
A voice coil motor. A first coil is connected to a fixed base and includes a first winding portion and a second winding portion connected to and opposite the first winding portion. A second coil...
US20120326532 ELECTRODYNAMIC-TRANSDUCER MAGNETIC MOTOR  
The disclosure relates to an electrodynamic-transducer magnetic motor device (10) having a moving coil comprising a magnetic circuit consisting of a tied angular magnet (11), characterized in that...
US20110062800 Linear motor  
This invention provides a linear motor at least including an electrically controlled actuator and an elastic member. The electrically controlled actuator at least comprises a fixed element, a...
US20130249323 ELECTRODYNAMIC ACTUATOR  
An electrodynamic actuator (10), has a flat coil (24) formed by tracks (22, 23) on a face of a circuit board (16) and a permanent magnet (14) the magnetic field of which passes through turns of...
US20100060088 Nano-Positioning Electromagnetic Linear Actuator  
A flexure for an electromagnetic nano-positioning linear actuator having a support and an actuating body, the flexure comprising: a first resilient end for attaching to the support; a second...
US20140037127 MAGNETIC MOTOR SYSTEM  
A magnetic motor system for driving a loudspeaker voice coil. The system has first and second parts that define a volume for receiving a voice coil. The first and second parts each have a...
US20130175885 VOICE COIL MOTOR CAPABLE OF INCREASING FOCUSING ACCURACY  
A voice coil motor (VCM) includes a moving unit and a fixing unit, and the moving unit is movably received in the fixing unit. The moving unit includes a moving barrel, a first coil assembly, and...

Matches 1 - 50 out of 122 1 2 3 >