Electric machines in general using piezo-electric effect, electrostriction or magnetostriction

HELECTRICITY H02Electric power H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR

H02N2/00Electric machines in general using piezo-electric effect, electrostriction or magnetostriction

H02N2/0005producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16 H02N2/001Driving devices H02N2/0015using only bending modes H02N2/002using only longitudinal or radial modes H02N2/0025using combined longitudinal modes H02N2/003using longitudinal or radial modes combined with bending modes H02N2/0035Cylindrical vibrators H02N2/004Rectangular vibrators H02N2/0045using longitudinal or radial modes combined with torsion or shear modes H02N2/005Mechanical details H02N2/0055Supports for driving or driven bodies; Means for pressing driving body against driven body H02N2/006Elastic elements H02N2/0065Friction interface H02N2/007Materials H02N2/0075Electrical details H02N2/008Means for controlling vibration frequency or phase H02N2/0085Leads; Wiring arrangements H02N2/009Thermal details H02N2/0095producing combined linear and rotary motion H02N2/02producing linear motion H02N2/021using intermittent driving H02N2/023Inchworm motors H02N2/025Inertial sliding motors H02N2/026by pressing one or more vibrators against the driven body H02N2/028along multiple or arbitrary translation directions H02N2/04Constructional details H02N2/043Mechanical transmission means H02N2/046for conversion into rotary motion H02N2/06Drive circuits Control arrangements or methods H02N2/062Small signal circuits; Means for controlling position or derived quantities H02N2/065Large signal circuits H02N2/067generating drive pulses H02N2/08using travelling waves H02N2/10producing rotary motion H02N2/101using intermittent driving H02N2/103by pressing one or more vibrators against the rotor H02N2/105Cycloid or wobble motors; Harmonic traction motors H02N2/106Langevin motors H02N2/108around multiple axes of rotation H02N2/12Constructional details H02N2/123Mechanical transmission means H02N2/126for conversion into linear motion H02N2/14Drive circuits Control arrangements or methods H02N2/142Small signal circuits; Means for controlling position or derived quantities H02N2/145Large signal circuits H02N2/147Multi-phase circuits H02N2/16using travelling waves H02N2/163Motors with ring stator H02N2/166Motors with disc stator H02N2/18producing electrical output from mechanical input H02N2/181Circuits; Control arrangements or methods H02N2/183using impacting bodies H02N2/185using fluid streams H02N2/186Vibration harvesters H02N2/188adapted for resonant operation H02N2/22Methods relating to manufacturing