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Class Information
Number: 310/330
Name: Electrical generator or motor structure > Non-dynamoelectric > Piezoelectric elements and devices > With mechanical energy coupling means > Bending type
Description: Subject matter wherein the mechanical stresses applied to or produced within the piezoelectric element include a coplanar pair of oppositely directed moments of mechanical force.










Sub-classes under this class:

Class Number Class Name Patents
310/331 Plural elements 441


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
8710716 Actuator, actuator structure and method of manufacturing actuator Apr. 29, 2014
8668311 Piezoelectric actuator having embedded electrodes Mar. 11, 2014
8661650 Method of making an electromechanical personal care device Mar. 4, 2014
8664834 Electromechanical energy converter for generating electric energy from Mechanical Movements Mar. 4, 2014
8659210 Piezo based inertia actuator for high definition haptic feedback Feb. 25, 2014
8653720 Solid state bending actuator comprising an extension element Feb. 18, 2014
8633891 Protrusion pattern forming device with display function Jan. 21, 2014
8618718 Transducer Dec. 31, 2013
8604666 Power generating device and electronic component Dec. 10, 2013
8604670 Piezoelectric ALN RF MEM switches monolithically integrated with ALN contour-mode resonators Dec. 10, 2013
8569937 Piezoelectric resonator with capacitive sense and/or force rebalance electrodes to control an amplitude of vibration Oct. 29, 2013
8567041 Method of fabricating a heated quartz crystal resonator Oct. 29, 2013
8564176 Piezoelectric MEMS switch and method of manufacturing piezoelectric MEMS switch Oct. 22, 2013
8556227 Temperature-compensated piezoelectric flexural transducer Oct. 15, 2013
8549728 Manufacturing method for vibration body and manufacturing method for vibration actuator Oct. 8, 2013
8541926 Nano/micro electro-mechanical relay Sep. 24, 2013
8531087 Piezoelectric thin-film resonator with distributed concave or convex patterns Sep. 10, 2013
8531082 Actuator and method for using the same Sep. 10, 2013
8505190 Method of manufacturing inertial sensor Aug. 13, 2013
8508105 Inertial sensor Aug. 13, 2013
8492959 Structure for bonding metal plate and piezoelectric body and bonding method Jul. 23, 2013
8476804 Piezoelectric MEMS element, voltage control oscillator, communication apparatus, and method of manufacturing piezoelectric drive type MEMS element Jul. 2, 2013
8476807 Rigid dual-servo nano stage Jul. 2, 2013
8471439 Active piezoelectric energy harvester with embedded variable capacitance layer and method of manufacturing the same Jun. 25, 2013
8446070 Micro-electro-mechanical device with a piezoelectric actuator May. 21, 2013
8421313 Energy harvesting device Apr. 16, 2013
8421304 Actuator and actuator structure Apr. 16, 2013
8415860 Spring disc energy harvester apparatus and method Apr. 9, 2013
8378556 Actuator element and input apparatus including the same Feb. 19, 2013
8356399 Method for protecting a resonating sensor Jan. 22, 2013
8358048 High speed optical scanning mirror system using piezoelectric benders Jan. 22, 2013
8336191 Method of forming an integrated circuit system Dec. 25, 2012
8330331 Piezoelectric power generator Dec. 11, 2012
8324788 Piezoelectric power generator Dec. 4, 2012
8324785 Piezoelectric actuators Dec. 4, 2012
8310138 Actuator Nov. 13, 2012
8286351 Manufacturing method of liquid discharge head Oct. 16, 2012
8284964 Compound membrane, method of manufacturing the same, and acoustic device Oct. 9, 2012
8278726 Controlling electromechanical behavior of structures within a microelectromechanical systems device Oct. 2, 2012
8274200 Microfabricated cantilever slider with asymmetric spring constant Sep. 25, 2012
8274197 Driving device Sep. 25, 2012
8261428 Method for assembling a 3-dimensional microelectrode structure Sep. 11, 2012
8247946 Electrochemical actuator Aug. 21, 2012
8222796 Micro-electro-mechanical device with a piezoelectric actuator Jul. 17, 2012
8222797 Information processor and method for the production thereof Jul. 17, 2012
8198785 MEMS switch Jun. 12, 2012
8198788 Self-contained U or V shaped piezoelectric device for generating voltage Jun. 12, 2012
8193684 V-shaped or U-shaped piezoelectric device for generating an electrical voltage Jun. 5, 2012
8190303 Systems and methods to dissipate heat in an information handling system May. 29, 2012
8174167 Bistable piezoelectric generator May. 8, 2012

1 2 3 4 5 6 7 8 9 10 11 12 13










 
 
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