Matches 1 - 50 out of 125 1 2 3 >


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US20110088438 LOW-POWER-CONSUMPTION ACTUATOR FOR BATTERY-POWERED ELECTRONIC LOCK  
A low-power-consumption actuator for battery-powered electronic lock includes assembled first and second cases, the second case being provided at a top with a through bore; a piezoceramic/steel...
US20150256107 PIEZOELECTRIC ELEMENT FOR POWER GENERATION AND POWER GENERATION DEVICE USING SAME  
A piezoelectric element for power generation and a power generation device using the same according to the present invention can maximize an electromotive force generated by the piezoelectric...
US20130147317 MEMS KINETIC ENERGY CONVERSION  
The present disclosure provides a micro device. The device has a micro-electro-mechanical systems (MEMS) movable structure, a plurality of metal loops over the MEMS movable structure, a...
US20150035411 Pressing Force Sensor  
A pressing force sensor that includes a flat membrane piezoelectric element and a support. The flat membrane piezoelectric element includes a piezoelectric sheet having a piezoelectric constant...
US20100328242 PIEZOELECTRIC ASSEMBLY  
A piezoelectric assembly and portable electronic device having a piezoelectric assembly are described. The piezoelectric assembly comprises a first electrode for electrical communication to a...
US20140126186 PIEZOELECTRIC GENERATOR  
A piezoelectric generator utilizes to accept a force for generating electric energy and comprises a flexible material and a piezoelectric element set. The piezoelectric element is positioned in...
US20150001994 SMART SOFT COMPOSITE ACTUATOR  
Disclosed is a smart soft composite actuator which enables user-desiring deformation by changing the position of smart material functioning as an active component, wherein the smart soft composite...
US20100019619 Connected Energy Converter, Generator Provided Therewith and Method for the Manufacture Thereof  
A high-output energy converter of an output-improving thermionic generator, thermally connected to other generators without moving parts that utilise the residual energy from the thermionic...
US20100313983 POLYMER ACTUATOR, AND VALVE AND SHAFT-SEALING STRUCTURE EACH USING THE SAME  
The object is to provide a polymer actuator capable of being utilized for any of various drive sources, wherein the amount of deformation of the polymer actuator can particularly be used also for...
US20120049095 POLYMER ACTUATOR AND VALVE USING THE SAME  
The object is to provide a polymer actuator capable of securing high sealability in spite of a simple interior structure, controlling opening and closing of the fluid passage or flow rate while...
US20130328447 ACTUATOR USING ELECTRO-ACTIVE POLYMER AND ELECTRONIC DEVICE THEREWITH  
An actuator using an electro-active polymer is provided. The actuator includes a vibration plate fixed to an electronic device; at least one electro-active polymer attached to the vibration plate,...
US20120104901 PIEZO BASED INERTIA ACTUATOR FOR HIGH DEFINITION HAPTIC FEEDBACK  
A haptic device includes an elongated piezo bender supported by a first holder and a second holder. The first holder and the second holder being spaced apart from each other and located at or near...
US20130259274 PIEZOELECTRIC VIBRATION DEVICE AND PORTABLE TERMINAL USING THE SAME  
A piezoelectric vibration device capable of being made thin and generating strong vibration, and a portable terminal using the same. Disclosed are a piezoelectric vibration device including at...
US20080131048 Optical Fibre Switch  
An optical fibre switch (10) includes an optical fibre conduit (12). A transducer (16) is carried on the conduit (12), the transducer (16) converting input energy of one form into mechanical...
US20110309721 Small Scale Smart Material Actuator and Energy Harvesting Apparatus  
A micro-scale, smart material actuator having an overall length smaller than 10 mm comprising a multilayer piezoelectric stack housed in a mechanical amplifier made up of a fixed supporting...
US20110148255 PIEZOELECTRIC MEMS SWITCH AND METHOD OF MANUFACTURING PIEZOELECTRIC MEMS SWITCH  
A piezoelectric MEMS switch includes: a base substrate; a diaphragm arranged to oppose the base substrate via a gap; a first piezoelectric drive section constituted by layering a first lower...
US20070252478 Solid-State Actuator, Especially Piezoceramic Actuator  
An embodiment of the invention relates to a solid-state actuator, especially a piezoceramic actuator, which comprises a support layer to which at least one actuator layer, especially a...
US20140049137 Displacement Sensor, Displacement Detecting Device, and Operation Device  
A displacement sensor having a rectangular shaped elastic member. A piezoelectric element is attached to a first main face of the elastic member. The piezoelectric element has a rectangular-shaped...
US20120161579 TUBULAR ACTUATORS UTILIZING ACTIVE MATERIAL ACTIVATION  
A tubular actuator including a flexible tube or roll, operable to shift between first and second configurations so as to define a stroke, and utilizing active material activation to produce,...
US20080061656 BIOMIMETIC ELECTRO-ACTIVE PAPER ACTUATORS  
This invention relates to biomimetic electro-active paper actuators which are ultra lightweight, have a large deformation feature, are operated with low power consumption, are remotely driven by...
US20140135663 ULTRASONIC VIBRATION DEVICE  
Provided is an ultrasonic vibration device with which it is possible to efficiently remove fat by generating vibrations not only in the direction parallel to a probe but also in the direction...
US20150084483 EAP TRANSDUCERS WITH IMPROVED PERFORMANCE  
The present invention provides electroactive polymer (“EAP”) transducers having improved properties. This improvement is achieved without decreasing film thickness, or by using high dielectric...
US20120043856 Piezoelectric Power Generator  
A piezoelectric power generator having a first elastic body which deforms along a first direction when subject to a stress, and a power-generating element. The power-generating element includes a...
US20150084482 POWER GENERATION DEVICE  
A device able to generate electrical power through relative rotational motion of first (370, 380) and second (200, 230) principal components around an axis of rotation (220); wherein: the first...
US20140232243 PIEZOELECTRIC VIBRATION ELEMENT, PIEZOELECTRIC VIBRATION DEVICE, AND PORTABLE TERMINAL  
A piezoelectric vibration element capable of reducing occurrence of unnecessary vibration, and a piezoelectric vibration device and a portable terminal using the same are disclosed. The...
US20140132115 PIEZOELECTRIC VIBRATION ELEMENT, PIEZOELECTRIC VIBRATION DEVICE, AND PORTABLE TERMINAL  
A piezoelectric vibration element capable of reducing occurrence of unnecessary vibration, and a piezoelectric vibration device and a portable terminal using the same are disclosed. The...
US20120025671 ELECTROCHEMICAL METHODS, DEVICES, AND STRUCTURES  
The present invention provides devices and structures and methods of use thereof in electrochemical actuation. This invention provides electrochemical actuators, which are based, inter-alia, on an...
US20100196177 VIBRATING DEVICE AND PIEZOELECTRIC PUMP  
A piezoelectric pump includes a piezoelectric element, an intermediate plate, and a vibrating plate. The piezoelectric element has a substantially flat plate shape. The intermediate plate is...
US20120043485 PIEZOELECTRIC DRIVE AND MICROVALVE COMPRISING SAID DRIVE  
The invention relates to a piezoelectric drive, in particular for microvalves. The drive comprises a deformation layer coupled on one side to a piezoelectric layer, which is provided with at least...
US20100068080 WIRING STRUCTURE FOR USE IN MICRO PIEZOELECTRIC PUMP  
An electrical connection structure for use in a micro piezoelectric pump is disclosed. The electrical connection structure includes a driving circuit board and a multilayered wiring structure. The...
US20090120183 Piezoelectric/electrostrictive membrane sensor  
Disclosed is a piezoelectric/electrostrictive membrane sensor 20 wherein the main component of terminal electrodes 18, 19 is contained in the vicinity of the surface of a...
US20090095072 PIEZOELECTRIC/ELECTROSTRICTIVE MEMBRANE TYPE SENSOR  
Disclosed is a piezoelectric/electrostrictive membrane type sensor 20 provided with a ceramic base body 1 and a piezoelectric/electrostrictive element 12. The ceramic base body is provided with a...
US20090096325 Actuator  
Actuator comprising: a) a support beamb) a first means for placing said support beam in compression without causing flexure of said support beam;c) a first layer of material adhered to a first...
US20130020908 Electro-Mechanical Device Having a Piezoelectric Actuator  
Embodiments provide an electro-mechanical device. The electro-mechanical device includes a piezoelectric actuator, a first contact electrode and a second contact electrode. The first and second...
US20120043857 ACTUATOR AND METHOD FOR DRIVING ACTUATOR  
The purpose of the present invention is to provide a method for driving an actuator in which unnecessary deformation is suppressed. The present invention provides a method for driving an actuator,...
US20120227846 STAMP WITH DRAINAGE CHANNELS FOR TRANSFERRING A PATTERN IN THE PRESENCE OF A THIRD MEDIUM  
A micro-electro-mechanical device includes a substrate; a piezoelectric actuator disposed on the substrate; and an elastic member affixed to the substrate at a first end thereof, and mechanically...
US20100229833 REVERSE OPERATING NONLINEAR SPRING  
The present invention provides an apparatus for enabling operation of a piezoelectric actuator, comprising a spring configured to provide a compressive force to a piezoelectric element of a...
US20110204750 ACTUATOR, ACTUATOR STRUCTURE AND METHOD OF MANUFACTURING ACTUATOR  
An actuator includes: a diaphragm having a thickness equal to or greater than 0.5 μm and equal to or less than 20 μm; a piezoelectric body layer which is provided on a first surface side of the...
US20090045696 Piezoelectric element driving circuit and pump device  
A piezoelectric element driving circuit includes: a transformer; a switch circuit; a reactance element connected in parallel with the piezoelectric element on one of the primary side and the...
US20100133957 PIEZO ACTUATOR WITH INCREASED DISPLACEMENT CAPACITY  
The invention relates to a high-lifting capacity piezoelectric actuator (1) comprising an piezoelectric layer (10) and a second layer (20) whose material gradient is directed to the thickness. An...
US20130140954 ACTUATOR, ROBOT HAND, ROBOT, ELECTRONIC COMPONENT CARRYING DEVICE, ELECTRONIC COMPONENT INSPECTION DEVICE, AND PRINTER  
An actuator includes a vibrating piezoelectric element, and a holding unit that holds the piezoelectric element, in which the holding unit is disposed on a vibrating surface of the piezoelectric...
US20120119621 BENDING DEVICE FOR BENDING A PIEZOELECTRIC BENDER, PIEZOELECTRIC CONVERTER FOR CONVERTING MECHANICAL ENERGY INTO ELECTRICAL ENERGY, BY USING THE BENDING DEVICE, AND METHOD FOR CONVERTING MECHANICAL ENERGY INTO ELECTRICAL ENERGY  
A workpiece having a bearing surface with at least one convex curvature and an opposing workpiece having an opposing bearing surface with a concave curvature essentially inverse to the convex...
US20120032559 ACTUATOR AND ACTUATOR STRUCTURE  
An actuator includes a first bending portion having a first electrode layer, a first electrolyte layer on a first surface of the first electrode layer, and a second electrode layer in contact with...
US20140175948 PIEZOELECTRIC ACTUATOR  
A piezoelectric fan includes a vibration sheet, piezoelectric elements, a reinforcing sheet bonded to at least one of principal surfaces of the piezoelectric element, a reinforcing sheet bonded to...
US20120228999 ACTUATOR  
The present invention provides an actuator large in the amounts of displacement and generative force. The actuator includes a pair of electrode layers and an electrolyte-containing electrolyte...
US20090206698 Vibration device, antidust device, camera, vibration device inspection method, method for manufacturing vibration device and vibration method  
A vibration device comprising; a vibrator which generates bending vibration on a predetermined member, a controller which controls a driver to drive the vibrator, wherein; the vibrator comprises a...
US20130043767 PIEZOELECTRIC ACTUATOR AND MANUFACTURING METHOD FOR PIEZOELECTRIC ACTUATOR  
A piezoelectric actuator that includes a fixed electrode in a base substrate, a dielectric layer on the surface of the base substrate, a lower electrode that is at least partially separated from...
US20100007246 Bending transducer device for generating electrical energy from deformations and circuit module  
A bending transducer device for generating electrical energy includes at least one elastically deformable support structure, one piezoelectric element, and a bearing device. The piezoelectric...
US20080278035 VIBRATION ACTUATOR  
An ultrasonic actuator includes: an actuator body using a piezoelectric element and generating a plurality of vibrations of different vibration directions; a driver element provided in the...
US20130335354 ULTRA-THIN INERTIAL ACTUATOR  
An inertial actuator includes an electro-active polymer EAP actuator, a substrate, and one or more mass elements. The EAP actuator includes at least one EAP layer located between a pair of driving...

Matches 1 - 50 out of 125 1 2 3 >