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Patent Searching and Data


Matches 651 - 700 out of 10,883

Document Document Title
WO/2011/144006A1
A permanent magnet electromagnetic driving device, a control method and a special control circuit are provided. The permanent magnet electromagnetic driving device includes cylindrical moving magnets (11, 12, 13) which are axially magnet...  
WO/2011/106134A3
A magnetically actuated system (100) includes a conductor and a magnetic field apparatus (160) to generate a magnetic field. The magnetic field apparatus includes magnets and magnetically permeable materials to focus the magnetic field i...  
WO/2011/140705A1
A fuel-electric hybrid power engine (100), the power source of which is mainly fuel, electric power, or the combination of them, includes at least one cylinder (10) and a permanent-magnet-type piston (20) matched therewith. An electro-ma...  
WO/2011/108801A3
The present invention relates to a vibration motor which is assembled by forming a space for supporting a vibrator by means of a spring and for accommodating the vibrator via a spacer, stacking on the spacer a base plate on which is moun...  
WO/2011/108800A3
The present invention relates to a vibration motor which can be produced by stacking, in casing of a predetermined shape, a vibrator, a support for mounting the vibrator, and a base plate carrying a coil that interacts with the vibrator,...  
WO/2011/134124A1
A high-frequency vibrating motor for an electric toothbrush comprises a housing (1) and a rear cover (2). A stator (3), a rotating shaft (4) and a spacer (5) are provided in the housing. The output end of the rotating shaft is connected ...  
WO/2011/136259A1
Provided is a positive-displacement pump which is reduced in power consumption. More specifically, the positive-displacement pump (1) drives a movable component (12) to change the volume of a pump chamber (8) using an electromagnetic lin...  
WO/2011/129475A1
The present invention relates to a linear vibrator having a broad bandwidth which, by virtue of being able to generate a large vibrating force while being small in size, is structured to be capable of outputting a broad range of vibratio...  
WO/2011/125083A1
The invention relates to an electromechanical conversion system comprising: a fixed supporting structure, a movable element with respect to the fixed structure; at least one excitation coil; and at least one permanent magnet for generati...  
WO/2011/122994A1
The engraving method comprises moving an engraving tool over a coordinate grid which is aligned with a surface to be processed and striking the surface to be processed with the engraving tool, wherein oscillations of the engraving tool a...  
WO/2011/118296A1
The disclosed magnetic force drive device (7) is provided with a first mobile unit (100) and a first driving unit (200). The first mobile unit (100) has a first mobile plate (111) and a permanent magnet (120) that is magnetized in a dire...  
WO/2011/108800A2
The present invention relates to a vibration motor which can be produced by stacking, in casing of a predetermined shape, a vibrator, a support for mounting the vibrator, and a base plate carrying a coil that interacts with the vibrator,...  
WO/2011/108801A2
The present invention relates to a vibration motor which is assembled by forming a space for supporting a vibrator by means of a spring and for accommodating the vibrator via a spacer, stacking on the spacer a base plate on which is moun...  
WO/2011/106134A2
A magnetically actuated system (100) includes a conductor and a magnetic field apparatus (160) to generate a magnetic field. The magnetic field apparatus includes magnets and magnetically permeable materials to focus the magnetic field i...  
WO/2011/105190A1
Provided is a method for producing homopolar opposing magnets with which it is easy to produce homopolar opposing magnets using a plurality of permanent magnets. Also provided is an oscillation generator. The method for producing homopol...  
WO/2011/102381A1
Disclosed is a drive device which supports an object and changes the attitude of an object by rotating the object, wherein the drive device is configured to be small, light weight, simple and inexpensive. The drive device (1) is provided...  
WO/2011/102366A1
Disclosed are a drive device which uses electromagnetic shock, and a movement mechanism which uses the drive device, which are capable of reciprocal movement by means of a small, simple and low cost structure. A drive device (1) is provi...  
WO/2011/102588A1
A linear vibration generating device is provided, in which a stator includes a coil on a bracket, and a vibrator includes a yoke with a burring portion extended downward and a magnet for providing a magnetic circuit in conjunction with t...  
WO/2011/102365A1
Disclosed are a drive device which uses electromagnetic shock, and a movement mechanism which uses the drive device, which are capable of reciprocal movement by means of a small and simple structure. A drive device (1) moves an object to...  
WO/2011/097613A2
The instant invention provides a magnetically controlled reciprocating engine having a unique electromagnet control system. The engine is constructed and arranged to operate from a stored power source such as batteries to provide extende...  
WO/2011/057070A3
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 coil that is configured to reciprocate relat...  
WO/2011/079505A1
A lens driving device includes a magnetic yoke ring (4) with magnets (5). A cylinder lens carrier (7) with a coil (6) is provided in the magnetic yoke ring. The magnetic yoke ring has a rectangular outer side wall (42) and an arc side wa...  
WO/2011/078040A1
Disclosed is a lens drive device, which can drive a lens in the optical axis direction and correct camera shake. The lens drive device is provided with: a first holding body (2) which can hold the lens and move in the optical axis direct...  
WO/2011/077289A1
The power toothbrush (10) includes a small electromagnetic actuator (24) positioned within the brushhead for driving a brushhead assembly which includes a brushhead portion (14) with bristles extending therefrom. The actuator includes a ...  
WO/2011/075892A1
A lens control apparatus (100) for providing autofocus and motion control includes a casing (102, 104); an imaging lens unit (106) and a lens holder (110) which are movable within the casing along an optical axis and are further pivotabl...  
WO/2011/071000A1
Disclosed is a magnetic engine capable of high-speed rotation of a rotation shaft with little torque and without rotating a permanent magnet, and also capable of suppressing the occurrence of sparks and wear of a distribution switch. The...  
WO/2011/057051A1
An electric generator device includes a magnetic stator assembly, opposed coils, and a rotary-to-linear converter (e.g., cam). The coils are configured to reciprocate relative to the magnetic stator assembly or to linearly translate in a...  
WO/2011/043292A1
Disclosed is a vibration apparatus which is suitable for an electronic apparatus, has excellent response characteristics and is low-cost, light-weight and compact. The speaker-type vibration apparatus (4) is provided with: a magnetic cir...  
WO/2011/043536A1
The present invention relates to a linear vibrator in which a permanent magnet, a coil unit, and a circuit board are arranged in a case, and a mass vibrates by means of the electromagnetic force acting between the coil unit and the perma...  
WO/2011/040382A1
Provided is an acceleration generating device capable of, when the waveform of a voltage to be applied is inverted, changing the direction of sense of force obtained when gripping the device before and after the waveform of the voltage i...  
WO/2011/040492A1
Disclosed is an optical information reading device, including a stably rotatable mirror, of which lifetime can be increased. Specifically disclosed is an optical information reading device (1A) which comprises a light-emitting unit (2) t...  
WO/2010/139323A3
Stirling cooling arrangement with a driving unit (2) having a housing (47-49) and at least one piston (5, 6) that is driven by a linear motor (8, 9) along a piston axis (7) in a cylinder (29), and a displacer unit (3) that is connected t...  
WO/2010/135383A9
Various embodiments of the present invention comprise linear-resonant vibration modules that can be incorporated in a wide variety of appliances, devices, and systems to provide vibrational forces. The vibrational forces are produced by ...  
WO/2010/143166A3
The invention relates to a small electrical appliance, comprising a head element which carries out a rotational movement and a translational vibration movement, a housing, an electric motor drive unit in the housing, with a first output ...  
WO/2011/031792A1
The electromagnetic device for converting fuel based combustion engine to a hybrid or electric engine comprises an encasement with one or more electromagnets to replace a head gasket of a cylinder of the fuel based combustion engine and ...  
WO/2011/028272A1
The Pulsating Permanent Magnet Powered Engine was designed and built as a new energy source by harnessing the strong magnet fields developed by magnets. Emphasis added when using Rare Earth Neodymium magnets. In this development the need...  
WO/2011/021502A1
A lens drive device wherein the tilt of the optical axis of the lens is minimized. A lens drive device is provided with a movable body which can move in the optical axis direction while holding the lens, and a drive mechanism (4) which d...  
WO/2010/135383A3
Various embodiments of the present invention comprise linear-resonant vibration modules that can be incorporated in a wide variety of appliances, devices, and systems to provide vibrational forces. The vibrational forces are produced by ...  
WO/2011/022554A1
A motor includes a base plate and an armature rotatably mounted to the base plate for rotation about an axis, the armature having two or more arms extending outwardly from the axis. At least two powerstroke solenoids are positioned on ea...  
WO/2011/015771A1
The invention relates to a motor-driven device for adjusting the position, relative to a frame (12), of a main part (10) that is movably mounted on a mounting (13) supported by the frame (12), said device including: a movable compensatio...  
WO/2011/013570A1
Disclosed is a vibration motor wherein a movable part can be easily made to vibrate even with a yoke disposed on a fixed part. The vibration motor (1) is provided with: a movable part (3) containing a permanent magnet (31); planar coils ...  
WO/2011/010778A1
The present invention relates to a linear vibration motor capable of vibrating electronic equipment. The linear vibration motor comprises: a casing that has a hollow interior and is open on one side; a bracket that is configured to close...  
WO/2010/117216A3
The present invention relates to a linear stepping motor, the motor characterized by: a housing; a stator mounted inside the housing: a rotor rotatively arranged at an inner surface of the stator and mounted with a female screw threaded ...  
WO/2011/009398A1
A planar motor adopting groove-type coils (2) is mainly used in the field of mechanical production devices and robots. The planar motor comprises a translator (4) and a stator (1). The translator (4) is composed of four one-dimensional c...  
WO/2011/007689A1
Provided is a drive module having: a bottom plate spring (7) attached to the end surfaces, in a −Z direction, of a lens frame (4) and a module frame (5); and a module bottom plate (8) that is disposed on the −Z side of the bottom pla...  
WO/2010/120083A3
The present invention relates to a linear actuator which can stably maintain the operation thereof, dissipate heat generated during operation, and remove moisture. The linear actuator of the present invention comprises a cylindrical case...  
WO/2010/123288A3
A linear vibrator is disclosed, characterized by: a housing; a stator fixed inside the housing; a vibrating unit formed with an opening for surrounding the stator and vibrating inside the housing by being interactive with the stator; and...  
WO/2011/001994A1
Provided is a vibration actuator the amplitude of which is increased without reducing the number and width of arms, even in a structure that supports a magnetic circuit section by a single suspension. Both increased amplitude and stabili...  
WO/2010/149447A1
The invention relates to a linear control unit (1) for a switching device of a motor vehicle transmission, having a stator (2), which consists of a ferromagnetic material and carries a plurality of magnetic coils (5A, 5B) located one aft...  
WO/2010/147284A1
The present invention relates to a linear vibration motor, comprising upper and lower housings; a spring coupled with the upper housing; a coil coupled with the lower housing; and a drive part including a first yoke which is coupled with...  

Matches 651 - 700 out of 10,883