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Patent Searching and Data


Matches 751 - 800 out of 10,910

Document Document Title
WO/2010/075681A1
An actuator for adjusting a position of a lens comprises a housing, a carrier (337) with a lens (335) at least partially inside the housing, at least one elastic element (326, 327) directly or indirectly coupling the housing and the carr...  
WO/2009/069159A9
The invention is an operating device (1, 100, 200) comprising means (2) suited to move a support (3) with an alternating motion (A) around an axis (4). The means (2) comprise one or more permanent magnets (5) arranged along a section of ...  
WO/2009/054628A3
A stator (440) for a linear compressor (100) comprises a coil winding, in which a coil winds in a circumference direction and current flows; a bobbin set (442), which is wound with the coil winding and which insulates the coil winding; a...  
WO/2010/067753A1
Provided is a linear actuator, which has a simple structure, can be manufactured at low cost, furthermore, has less magnetic leakage, and can provide a large inertial force without increasing the number of parts and weight. The linear ac...  
WO/2010/065340A2
A magnetically actuated system (100) includes a conductor (112) and a magnetic field apparatus (150, 160) to generate a magnetic field. The magnetic field apparatus includes magnets and magnetically permeable materials to focus the magne...  
WO/2009/054654A3
The present invention discloses a reciprocating compressor which can linearly reciprocate a piston (6) inside a cylinder (4) as a linear motor (10) is driven, compress a refrigerant by sucking the refrigerant into a compression space (P)...  
WO/2009/054633A3
The present invention relates to a reciprocating compressor in which a piston (6) is linearly reciprocated inside a cylinder (4), for sucking a refrigerant into a compression space, and compressing and discharging the refrigerant, and mo...  
WO/2010/057460A2
The invention relates to an electrodynamic linear oscillating motor, which is characterized by high power densities in the magnet gap, high efficiency, magnetic restoring of the oscillating system into the center position, and a comparat...  
WO/2010/057409A1
A micro electromagnetic vibrator consists of a coil (1; 1′;1″), a line-shaped iron core (2; 2′;2″), an anti-collision layer (7; 7′;7″), a magnetic steel (3; 3′;3″), a vibrating element (4; 4′;4″) and a resilient devic...  
WO/2010/055641A1
Disclosed is an actuator that realizes reciprocal rotational motion of an electric toothbrush, for example, without utilizing a drive transmission mechanism that is separate from the drive source. In the actuator, a stationary body (120)...  
WO/2010/055698A1
Provided is a linear actuator which reciprocates a movable element, which has a magnetic material, in a first direction and a second direction opposite to the first direction by using a magnetic force. The linear actuator is provided wi...  
WO/2010/050224A1
Disclosed is an actuator that generates the reciprocating rotational motion of an electric toothbrush or similar without employing a drive transmission mechanism as a separate entity from a drive source. An actuator (100) includes a fixe...  
WO/2010/050285A1
A linear motor is reduced in thickness. The linear motor (100) comprises helical coils (141, 142, 441, 442) and movable parts (120, 220) which have a first magnetic pole surface (121a) with a first polarity on the surface thereof facing...  
WO/2010/050135A1
An electromagnetic driving device, which moves a movable magnetic substance in an adsorption direction against a spring by excitation of a fixed electromagnetic coil and moves the movable magnetic substance in the opposite direction by d...  
WO/2010/047377A1
A linear actuator, wherein a permanent magnet is reliably prevented from being damaged. In a first linear actuator, the width of a radial gap between a first contact section and a second contact section or the width of a circumferential...  
WO/2010/044823A2
Electromagnetic motor with a slider that moves linearly with respect to the stator in either direction. Embodiments include slider internal or external the stator. Slider includes one magnetic flux producing element in all embodiments. I...  
WO/2010/042349A2
A homopolar magnetic actuator is configured to exert controllable radial forces on a body adapted to rotate around an axis. The actuator comprises at least three radial magnetic pole assemblies distributed at some distances from each oth...  
WO/2010/037822A1
The present invention relates to a magnetic assembly comprising a permanent magnet (8, 31) comprising a tapered surface portion, and a first pole piece (9, 33) comprising a tapered surface portion (11) and an air gap surface portion (13)...  
WO/2010/016712A3
The present invention relates to a linear compressor, and more particularly to, a linear compressor which employs a conductor member (260) jn a linear motor (200) instead of a magnet to produce a driving force by magnetic induction and a...  
WO/2010/035400A1
A vibration motor (100) is provided with a multilayer substrate (10), a permanent magnet (20), a guide frame (30), a first plate spring (42) and a second plate spring (44). On the multilayer substrate (10), a first planar coil (12a) and...  
WO/2010/036149A1
The invention relates to electrical engineering and can be used in vibratory and impact devices, including devices for the artistic and ornamental processing of materials. The electromechanical vibrator comprises a stepper motor and a le...  
WO/2010/034551A1
The invention relates to a magnetic yoke (10) having a magnet (12) comprising a magnetizing device (14), on which a first yoke arm (18a) and a second yoke arm (18b) are disposed such that the magnet (12) and the two yoke arms (18a,18b) s...  
WO/2010/035244A2
An electromagnetic step-by-step wobble type micromotor comprises an internal component and an annular component external to the internal one. The external component can play as stator and the internal component as rotor, or vice versa. T...  
WO/2010/029714A1
A vibration motor is provided with a multilayer substrate (1010), a moving element (1020), a guide frame (1030), a first plate spring (1042), a second plate spring (1044) and a cover (not shown in the figure). The multilayer substrate (...  
WO/2010/026883A1
Provided is a linear motor having a reduced thickness. In a linear motor (100), a spiral coil (141) has first sections (141a, 141b) and second sections (141c, 141d), and the magnitude of a magnetic flux of a magnetic field generated by ...  
WO/2010/026709A1
A vibration motor (100) is provided with: a multilayer substrate (10) having a first planar coil (12a) and a second planar coil (12b) arranged with a space therebetween; a permanent magnet (20), which has a magnetic pole surface facing t...  
WO/2010/021482A2
The present invention provides a horizontal vibration device which comprises an upper case in which a spring connector is formed in the inner surface thereof and a lower case which is coupled with the upper case to form an internal space...  
WO/2009/081295A3
A magnetic spring arrangement for a resonant motor, comprising: a housing (12), magnets (14, 16) fixed in position at opposing ends (13, 15) of the housing, a magnet (18) positioned within the housing for movement toward and away from th...  
WO/2010/016712A2
The present invention relates to a linear compressor, and more particularly to, a linear compressor which employs a conductor member (260) jn a linear motor (200) instead of a magnet to produce a driving force by magnetic induction and a...  
WO/2010/016700A1
The present invention relates to a linear compressor, and more particularly to, a linear compressor which employs a conductor member (260) in a linear motor (200) instead of a magnet to produce a driving force by magnetic induction and n...  
WO/2010/016723A1
The present invention relates to a linear compressor, and more particularly to, a linear compressor which employs a conductor member (260) in a linear motor (200) instead of a magnet to produce a driving force by electromagnetic inductio...  
WO/2010/013797A1
Provided is a linear motor which is reduced in size. The linear motor (1, 100) is provided with a fixed section (10, 110) having a spiral current line (14, 143), and a movable section (20, 120) which has a magnetic pole face facing the ...  
WO/2010/011085A1
The present invention relates to a linear compressor, and more particularly, to a linear compressor which supplies a necessary cooling capacity through a natural cooling capacity modulation and a forcible cooling capacity modulation, and...  
WO/2010/008322A1
This invention relates to the power industry, more specifically, to the transformation between different types of energy, and can be used either in systems for performing mechanical work or in energy conversion systems. In the method emb...  
WO/2009/147654A1
A Micro-Electro-Mechanical Systems (MEMS) device for actuating a gimbaled element, the device comprising a symmetric electromagnetic actuator for actuating one degree of freedom (DOF) and a symmetric electrostatic actuator for actuating ...  
WO/2009/145965A1
A recoilless voice coil actuator and method having flexures connected to both the magnet and the voice coil allowing independent movement of both the magnet and the voice coil in the direction of actuation. The stiffness or resistance to...  
WO/2009/083117A3
The invention relates to a drive unit for a hair cutting machine, comprising a driving motor (1) that consists of a substantially U-shaped stator (100) which has a first leg (110), a second leg (120), and at least one additional leg (130...  
WO/2009/141022A1
The invention relates to a deflection device for electromagnetic rays, in particular light, comprising at least one reflection element (4, 5) and a first and a second separate drive of a reflection element for deflecting a ray, wherein i...  
WO/2009/095170A3
The invention relates to an electromagnetic microactuator (1) that is incorporated onto a bearing body (2) and comprises at least coil (3) and one membrane (4) that, when said coil (3) is supplied with a current, can be deflected. Said m...  
WO/2009/134181A1
A pumping system comprising a membrane pump (1) for pumping a medium into or out of a vessel (6), the membrane pump comprising an actuating member (13) for moving a membrane (3) in a first direction from a first end position to a second ...  
WO/2009/132525A1
A magnetic-energy engine includes an operating board (1), a DC power supply (2), a commutator (3), an electromagnetic coil (4) and two permanent magnets (5,6). The DC power supply is connected to the electromagnetic coil by the commutato...  
WO/2009/128473A1
Provided is an MEMS actuator having a small dimension at least in one direction. The MEMS actuator (1) includes a first movable unit (21) which oscillates around a first axis X and a second movable unit (31) which oscillates around a sec...  
WO/2009/119450A1
Movable elements (2a, 2b) are composed of magnets wherein a magnetizing direction in magnetization can be adjusted optionally, and surfaces facing a stator (1) are magnetized. As the path of magnetic fluxes can be formed of only the magn...  
WO/2009/117765A1
A high pressure pump including a linear actuator comprising a servo motor adapted to axially rotate a hollow rotor shaft (15) in alternating directions, the servo motor having a stator (19) positioned co-axially around the hollow rotor s...  
WO/2008/152236A3
The invention relates to a reciprocating actuator comprising at least one element moving reciprocally relative to a rack, a device for driving the moving element in a driving direction, means of returning the moving element in an opposit...  
WO/2008/084964A3
The present invention relates to a linear motor for a linear compressor reciprocating a moving member linearly inside a stationary member to compress refrigerant, and more particularly, to a linear motor for a linear compressor capable o...  
WO/2009/067457A3
An electromagnetic engine comprises an electromagnet having opposing magnetic poles at ends thereof. A non-magnetic rigid support is mounted for oscillatory stroke movement relative to the electromagnet. A crankshaft is coupled to the su...  
WO/2009/082799A3
The present invention discloses a method capable of detecting the occurrence of impact or collision between a cylinder (2) and piston (1) driven by a linear motor of a gas compressor. Said method comprises the steps of: i) obtainment of ...  
WO/2009/104475A1
Provided is a vibration generator suitable for compaction and thinning, and for facilitation of manufacture and having a combination spring which can alter the frequency characteristics of a vibration system consisting of a spring and a ...  
WO/2009/104476A1
Disclosed is a vibration generator having such a fixing structure of a spring for supporting a moving element consisting of a magnet and a yoke resiliently as the fixing error of the spring does not become the error of span, and enhancin...  

Matches 751 - 800 out of 10,910