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| Application No. | Application Title | Issue Date |
| 20120082445 | DRIVING MECHANISM, LENS BARREL, AND CAMERA A driving mechanism includes plural driving members arranged in a circumferential shape around a reference shaft, a base member holding the plural driving members with each interposed in the circumferential direction, first piezoelectric elements vibrating in a thicknes... | 04/05/2012 |
| 20120051058 | Thermal Management Systems for Solid State Lighting and Other Electronic Systems An apparatus is provided including at least one electronic component. The apparatus also includes an enclosure enclosing the at least one electronic component. The enclosure includes at least one wall defined by a membrane. The apparatus further includes a piezoelectric... | 03/01/2012 |
| 20120026613 | ACTUATOR, DRIVE DEVICE, LENS UNIT, IMAGE-CAPTURING DEVICE It is an objective of the present invention to provide an actuator that can efficiently enlarge a displacement amount of a moving element. Provided is an actuator that moves a moving element, comprising a drive element that contacts the moving element; a drive unit that... | 02/02/2012 |
| 20120027620 | FORCED VIBRATION PIEZO GENERATOR AND PIEZO ACTUATOR Piezoelectric elements for power generation and/or actuation are described. An aspect is directed to generators utilizing piezoelectric elements for electrical power generation. Such a generator can use one or more arrays of piezoelectric cantilevers for electrical powe... | 02/02/2012 |
| 20110298335 | ELECTROMECHANICAL TRANSDUCER HAVING A POLYISOCYANATE-BASED POLYMER ELEMENT The present invention relates to an electromechanical transducer, in particular an electromechanical sensor, actuator and/or generator, which exhibits a polymer element that is obtainable from a reaction mixture comprising a polyisocyanate or a polyisocyanate prepolymer... | 12/08/2011 |
| 20110285246 | MECHANICAL TEMPERATURE COMPENSATION METHODS AND DEVICES The disclosure pertains to a device and a method for compensating for heat expansion effects in solid materials, as well as a method for manufacturing the device.... | 11/24/2011 |
| 20110278988 | TORSIONAL MODE ULTRASONIC GENERATOR Apparatus (5,50) for generating torsional-mode ultrasonic vibrations comprises a stack of axially-polarised piezo-electric ceramic rings (10) having a torsional converter (1,51,53) mounted coaxially to either one face of the stack or to two opposite... | 11/17/2011 |
| 20110266922 | ELECTRONIC DEVICE An electronic device 10 includes a layered piezoelectric element 20 and a driven member 30. The driven member 30 is bonded to the top surface 20a of the layered piezoelectric element 20 by means of an epoxy resin adhesive... | 11/03/2011 |
| 20110241489 | PIEZOELECTRIC VIBRATOR AND ELECTRONIC DEVICE USING SAME A piezoelectric vibrator is used in an electronic device having a screen. The piezoelectric vibrator includes a diaphragm, at least one piezoelectric layer attached to the diaphragm, and a vibrating element extending from the diaphragm for being coupled to a surface of ... | 10/06/2011 |
| 20110198447 | Actuation system for mobile elements with dynamically compensated and opposite relative motions An actuation system for at least two mobile elements with dynamically compensated and opposite relative motions, without disturbance of the elements fixed in the same rigid structure as it, and resistant to exterior loadings, in the case of a translational motion of the... | 08/18/2011 |
| 20110190799 | ULTRASONIC TRANSDUCER SYSTEM A transducer stack (10) includes rings (16) of piezo-electric ceramic alternating with metal electrodes (18) along a threaded central shaft (32) extending from a titanium back plate (20). A spacer or threaded element (14) thread... | 08/04/2011 |
| 20110181151 | RIGID DUAL-SERVO NANO STAGE The present invention relates to a stage, particularly to, a stage which is able to move minutely, having a rigidity-improved transfer part. A stage includes a work table on which a working object is placed, a motor configured to provide a rotational force, a shaft rota... | 07/28/2011 |
| 20110181150 | PIEZOELECTRIC ALN RF MEM SWITCHES MONOLITHICALLY INTEGRATED WITH ALN CONTOUR-MODE RESONATORS Piezoelectric switches and methods of forming piezoelectric switches. The piezoelectric switch includes first and second cantilever beam actuators. The second cantilever beam actuator has a projection that overlaps the first cantilever beam actuator in a contact region.... | 07/28/2011 |
| 20110163635 | PIEZOELECTRIC ACTUATOR MODULE Disclosed herein is a piezoelectric actuator module. The piezoelectric actuator module includes a flat plate. An elastic member is provided on each of opposite ends of the plate in a longitudinal direction thereof, and protrudes perpendicularly from the plate in such a ... | 07/07/2011 |
| 20110163634 | PIEZOELECTRIC ACTUATOR MODULE Disclosed herein is a piezoelectric actuator module. The piezoelectric actuator module includes a flat plate, two or more elastic members, and a piezoelectric element. The elastic members are provided on each of opposite ends of the plate in a longitudinal direction the... | 07/07/2011 |
| 20110148254 | APPARATUS FOR PRODUCING A HOLDING FRAME OR A TRANSMISSION FRAME FOR A STACKED PIEZOACTUATOR AND ELECTROSTRICTIVE DRIVE WITH A FRAME OF SAID TYPE An apparatus for producing a holding or transmission frame (12, 20) for an electrostrictive actuator, in particular, a stacked piezoactuator (5) includes the following steps: a) a winding spindle (52), corresponding to the shape of the inner periphe... | 06/23/2011 |
| 20110133603 | COUPLING PIEZOELECTRIC MATERIAL GENERATED STRESSES TO DEVICES FORMED IN INTEGRATED CIRCUITS A coupling structure for coupling piezoelectric material generated stresses to an actuated device of an integrated circuit includes a rigid stiffener structure formed around a piezoelectric (PE) material and the actuated device, the actuated device comprising a piezores... | 06/09/2011 |
| 20110127884 | VIBRATION ACTUATOR MODULE A vibration actuator module is disclosed. In accordance with an embodiment of the present invention, the vibration actuator module includes a vibrated body, a vibrating plate, which is coupled to the vibrated body and has a smaller elastic modulus than the vibrated body... | 06/02/2011 |
| 20110109198 | PHASED ARRAY BUCKLING ACTUATOR A harmonic buckling actuator is comprised of numerous buckling units engaged to a rotational track/gear. Each buckling unit includes two input translational actuators. One end of each input actuator is constrained to rotate about a rotational joint that is rigidly attac... | 05/12/2011 |
| 20110101823 | ACTUATOR The invention provides an actuator for an electric motor and an electric motor including said actuator. The actuator includes one or more body formed from a dielectric elastomer, each body having at least one active region that is directly or indirectly coupled to a dri... | 05/05/2011 |
| 20110084571 | Magnetic Head Driving Piezoelectric Ceramic Actuator A magnetic head driving piezoelectric ceramic actuator having an actuator body and a coating layer. The actuator body has a piezoelectric ceramic substrate and first and second electrodes. The piezoelectric ceramic substrate has first and second principal surfaces, firs... | 04/14/2011 |
| 20110080069 | PIEZOELECTRIC ACTUATION STRUCTURE INCLUDING AN INTEGRATED PIEZORESISTIVE STRAIN GAUGE AND ITS PRODUCTION METHOD The invention relates to a piezoelectric actuation structure including at least one strain gauge and at least one actuator produced from a stack on the surface of a substrate of at least one layer of piezoelectric material arranged between a bottom electrode layer and a... | 04/07/2011 |
| 20110063743 | PIEZO ACTUATOR AND LENS ACTUATING MODULE USING THE SAME Disclosed herein are a piezo actuator and a lens actuating module using the piezo actuator. The lens actuating module includes a housing having an accommodating space. A lens barrel is accommodated in the accommodating space. A preload unit includes a locking part locke... | 03/17/2011 |
| 20110025171 | METHOD FOR TESTING PIEZOELECTRIC/ELECTROSTRICTIVE DEVICE, TESTING APPARATUS, AND METHOD FOR ADJUSTING PIEZOELECTRIC/ELECTROSTRICTIVE DEVICE There is provided a method for testing a piezoelectric/electrostrictive actuator, wherein the displacement of a piezoelectric/electrostrictive actuator is estimated on the basis of the relations between one or more frequency characteristic values selected from the group... | 02/03/2011 |
| 20110025170 | ELECTROACTIVE POLYMER DEVICE The invention describes rolled electroactive polymer devices. The invention also describes employment of these devices in a wide array of applications and methods for their fabrication. A rolled electroactive polymer device converts between electrical and mechanical ene... | 02/03/2011 |
| 20110001395 | VIBRATING ELEMENT APPARATUS The invention describes a vibrating tine level detection device, and a method of forming the same, which is particularly suitable for operation in environments subject to rapid temperature change. A piezoelectric stack, which generates vibration of the tine, is located ... | 01/06/2011 |
| 20100328984 | PIEZO-EFFECT TRANSISTOR DEVICE AND APPLICATIONS A piezo-effect transistor (PET) device includes a piezoelectric (PE) material disposed between first and second electrodes; and a piezoresistive (PR) material disposed between the second electrode and a third electrode, wherein the first electrode comprises a gate termi... | 12/30/2010 |
| 20100320870 | TEMPERATURE COMPENSATING FLEXTENSIONAL TRANSDUCER A flextensional transducer that can be stored at room temperature and activated and operated at an elevated temperature in excess of 200° C., comprises (i) an elongate driver, (ii) a flextensional housing shell containing the elongate driver, comprising a pair of conta... | 12/23/2010 |
| 20100308692 | PIEZOELECTRIC DEVICE, PIEZOELECTRIC ACTUATOR HAVING THE SAME, LIQUID DISCHARGE APPARATUS, AND POWER GENERATING APPARATUS A piezoelectric device which includes a piezoelectric body having piezoelectricity and a pair of electrodes for applying an electric field to the piezoelectric body in a predetermined direction in which a piezoelectric strain constant d33 (pm/V) and a relativ... | 12/09/2010 |
| 20100308689 | TRANSDUCER A multistage flextensional transducer includes at least one inner elongate driver member within and mechanically coupled to an inner shell that is nested within an outer shell; the inner shell comprising a pair of contact portions abutting the driver member and a pair o... | 12/09/2010 |
| 20100301705 | PIEZOELECTRIC ACTUATOR AND METHOD OF MANUFACTURING THE SAME A piezoelectric actuator includes a supporting substrate, a main body having a first piezoelectric laminate, a second piezoelectric laminate, and a displacement portion, and a first elastic layer. The first elastic layer is fixed to the main body so as to connect a lowe... | 12/02/2010 |
| 20100245491 | LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND ACTUATOR DEVICE A liquid ejecting head includes a flow passage substrate having a pressure generation chamber in communication with a nozzle opening. A piezoelectric element includes first and second electrode and a piezoelectric substance layer and is positioned over one surface of th... | 09/30/2010 |
| 20100237744 | Actuator on the basis of geometrically anisotropic nanoparticles In an actuator including at least one active electrode disposed in an electrolyte and comprising at least two webs of an electrically conductive material with a plurality of geometrically anisotropic nanoparticles disposed thereon and oriented uni-directionally in a pre... | 09/23/2010 |
| 20100231091 | HIGH-PERFORMANCE ELECTROACTIVE POLYMER TRANSDUCERS Transducers employing electroactive polymer films are disclosed.... | 09/16/2010 |
| 20100226075 | ELECTROACTIVE ACTUATOR FOR PORTABLE COMMUNICATION DEVICES The invention relates to a portable communication device which comprises a first part, a second part, and one or more electroactive polymer actuators, where the electroactive polymer actuator is connected to the first part and to the second part. The invention also comp... | 09/09/2010 |
| 20100176690 | VIBRATORY ACTUATOR AND DRIVE DEVICE USING THE SAME A vibratory actuator is provided in which a movable body can be stably driven even when a groove is formed in an abutment body by the friction between the driver element and the abutment body. An ultrasonic actuator (2) includes an actuator body (4) which ... | 07/15/2010 |
| 20100176689 | PIEZOELECTRIC TRANSMISSION SYSTEMS Apparatus for transmitting motion to a moveable body comprising: a first bar having ends; two articulated arms, each comprising first and second arms connected at a joint having an axis about which the first and second arms rotate, wherein the first arms are of equal le... | 07/15/2010 |
| 20100176691 | ACTUATOR COMPRISING AN ELECTROACTIVE POLYMER The invention relates to an actuator for converting between mechanical and electrical energy comprising -at least two electrodes; and -an electroactive polymer, comprising aromatic moieties in the chain and flexible moieties in the chain, the polymer further comprising ... | 07/15/2010 |
| 20100171392 | DRIVE APPARATUS A drive apparatus includes a first frame, a second frame, a third frame, a first drive mechanism, and a second drive mechanism. The second frame is supported movably in a first direction with respect to the first frame. The third frame is supported movably in a second d... | 07/08/2010 |
| 20100150754 | PIEZOELECTRIC PUMP A pump body is provided including at least one inlet valve, at least one outlet valve, a substantially rigid top portion, a substantially rigid bottom portion, and collapsible side portions. The pump body also includes a base on or in the bottom portion and defining a r... | 06/17/2010 |
