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Class Information
Number: 310/316.01
Name: Electrical generator or motor structure > Non-dynamoelectric > Piezoelectric elements and devices > Electrical systems > Input circuit for simultaneous electrical and mechanical output from piezoelectric element
Description: Subject matter wherein (a) electrical energy is supplied to the piezoelectric element and (b) the piezoelectric element has an electrical output and a mechanical output both of which are utilized.










Sub-classes under this class:

Class Number Class Name Patents
310/316.03 Charging and discharging 125
310/316.02 Traveling wave motor 207


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

Patent Number Title Of Patent Date Issued
8674817 Electronic sound level control in audible signaling devices Mar. 18, 2014
8659207 Electronic device and adjustment method thereof Feb. 25, 2014
8659208 Waveform generator for driving electromechanical device Feb. 25, 2014
8629843 Piezoelectric assembly Jan. 14, 2014
8618910 Finger biometric sensor including laterally adjacent piezoelectric transducer layer and associated methods Dec. 31, 2013
8610331 Driving method for piezoelectric vibrator, and dust removing device and ultrasonic motor using the driving method Dec. 17, 2013
8604905 Finger biometric sensor including laterally adjacent piezoelectric transducer layer and associated methods Dec. 10, 2013
8587180 Pressure control valve driving circuit for pressure type flow rate control device with flow rate self-diagnosis function Nov. 19, 2013
8546996 Devices and techniques for cutting and coagulating tissue Oct. 1, 2013
8513854 Piezoelectric driver Aug. 20, 2013
8513855 Control device for suppression of residual vibration of piezoelectric transducer Aug. 20, 2013
8487509 Drive circuit and physical quantity measuring device Jul. 16, 2013
8479364 Piezoelectric/electrostrictive element and method of manufacturing the same Jul. 9, 2013
8476889 Piezoelectric transformer driving device controlled by variable reference voltage values and image forming device Jul. 2, 2013
8446067 Ultrasonic motor May. 21, 2013
8446066 Ultrasonic motor May. 21, 2013
8432084 Converting mechanical vibrational energy into electrical energy Apr. 30, 2013
8415903 Ultrasonic motor Apr. 9, 2013
8373330 Piezoelectric actuator employing switch Feb. 12, 2013
8369037 Actuator assembly and optical system having the same Feb. 5, 2013
8345363 Drive device, lens part, and camera module Jan. 1, 2013
8299681 Remotely adjustable reactive and resistive electrical elements and method Oct. 30, 2012
8300422 Printed circuit board equipped with piezoelectric element Oct. 30, 2012
8274196 Control apparatus for vibration wave driven apparatus Sep. 25, 2012
8269397 Vibratory driving device Sep. 18, 2012
8264123 Piezoelectric vibration device system and electronics apparatus Sep. 11, 2012
RE43657 Electronic device, signal compensation device and signal compensation method Sep. 11, 2012
8207651 Low energy or minimum disturbance method for measuring frequency response functions of ultrasonic surgical devices in determining optimum operating point Jun. 26, 2012
8164233 Drive apparatus Apr. 24, 2012
8115366 System and method of driving ultrasonic transducers Feb. 14, 2012
8075695 Apparatus, circuitry, signals, probes and methods for cleaning and/or processing with sound Dec. 13, 2011
8063536 Optical apparatus Nov. 22, 2011
RE42916 Single bar type vibrating element angular rate sensor system Nov. 15, 2011
8042239 Piezoelectric/electrostrictive element and method of manufacturing the same Oct. 25, 2011
8013640 Programmable ultrasound transmit beamformer integrated circuit and method Sep. 6, 2011
8008836 Piezoelectric phase shifter Aug. 30, 2011
7975314 Scanning probe microscope and active damping drive control device Jul. 5, 2011
7975315 Atomic force microscope Jul. 5, 2011
7960925 Ultrasonic motor driving method and ultrasonic motor Jun. 14, 2011
7944117 Device and method for driving an ultrasound piezoelectric actuator May. 17, 2011
7936107 Drive wave generation circuit May. 3, 2011
7893599 Energy converters and associated methods Feb. 22, 2011
7871420 Resonant converter tuning for maintaining substantial constant phaco handpiece power under increased load Jan. 18, 2011
7855491 Prestress-adjustable piezoelectric gripping device Dec. 21, 2010
7839050 Drive apparatus for ultrasonic motor Nov. 23, 2010
7830103 Method for driving ultrasonic motor Nov. 9, 2010
7825564 Controller for a high frequency agitation source Nov. 2, 2010
7804222 Method of optimizing drive frequency for piezo fan device Sep. 28, 2010
7800282 Single-resonator dual-frequency lateral-extension mode piezoelectric oscillators, and operating methods thereof Sep. 21, 2010
7795780 Phase-locked loop and method for operating an electromechanical system Sep. 14, 2010

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










 
 
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