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Browse by Category: Main > Electrical & Energy
Class Information
Number: 60/528
Name: Power plants > Motor operated by expansion and/or contraction of a unit of mass of motivating medium > Mass is a solid > Mass heated because of resistance to flow of electric current
Description: Apparatus wherein the solid is arranged to conduct an electrical current whereby said solid may be made to expand or contract in proportion to the current flow therethrough.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8701406 Shape memory alloy powered hydraulic accumulator having wire guides Apr. 22, 2014
8695334 Shape memory alloy powered hydraulic accumulator having wire clamps Apr. 15, 2014
8683798 Stimuli-responsive product Apr. 1, 2014
8661810 Shape memory alloy actuator with enhanced heat transfer characteristics Mar. 4, 2014
8656713 Active material-based impulse actuators Feb. 25, 2014
8635868 Self-aligning termination for memory alloy wire Jan. 28, 2014
8628372 Shape memory alloy actuator assembly Jan. 14, 2014
8567188 Accelerating cooling in active material actuators using heat sinks Oct. 29, 2013
8522545 Thermal engine capable of utilizing low-temperature sources of heat Sep. 3, 2013
8448436 Tunable impedance load-bearing structures May. 28, 2013
8448435 Control of a shape memory alloy actuation arrangement May. 28, 2013
8448434 Shape memory alloy drive device May. 28, 2013
8443600 Actuator comprising elements made of shape memory alloy with broadened range of working temperatures May. 21, 2013
8434303 Driving device made of shape-memory alloy May. 7, 2013
8418455 Shape memory alloy separating apparatuses Apr. 16, 2013
8341958 Shape memory alloy actuated device Jan. 1, 2013
8318295 Carbon nanotube composite structure Nov. 27, 2012
8281585 Controlling heat transfer in active material actuators using external elements Oct. 9, 2012
8272214 Shape memory alloy cables Sep. 25, 2012
8245510 Electro-thermal actuator device Aug. 21, 2012
8220259 Shape-memory alloy actuator Jul. 17, 2012
8209976 Shape memory-based actuators and release mechanisms therefrom Jul. 3, 2012
8205445 Tunable impedance load-bearing structures Jun. 26, 2012
8154378 Thermal actuator for a MEMS-based relay switch Apr. 10, 2012
8146357 Self assembling/quick assembly structure using shape memory alloy materials Apr. 3, 2012
8136356 Shape memory alloy actuator system Mar. 20, 2012
8127543 Methods of manufacturing highly integrated SMA actuators Mar. 6, 2012
8109087 Overheating protection for shape memory alloy actuators Feb. 7, 2012
8104278 Energy harvesting, storing, and conversion utilizing shape memory activation Jan. 31, 2012
8096120 Movable mechanism Jan. 17, 2012
8077411 Lens displacement mechanism using shaped memory alloy Dec. 13, 2011
8056335 SMA actuator Nov. 15, 2011
8051656 Shape-memory alloy actuator Nov. 8, 2011
8043045 Actuator Oct. 25, 2011
7980074 Active material actuator assembly Jul. 19, 2011
7975477 Driving device and method of manufacturing the same Jul. 12, 2011
7976230 Actuator mechanism and a shutter mechanism Jul. 12, 2011
7921645 Corrugated thermal actuator Apr. 12, 2011
7921644 Power transmission for a thermal elastic wire Apr. 12, 2011
7895836 Shape memory alloy actuator, apparatus for manufacturing shape memory alloy actuator, method for stringing shape memory alloy, and method for manufacturing shape memory alloy actuator Mar. 1, 2011
7886535 Position control method for shape memory alloy actuator Feb. 15, 2011
7882701 Microfabricated mechanical frequency multiplier Feb. 8, 2011
7872432 MEMS thermal device with slideably engaged tether and method of manufacture Jan. 18, 2011
7866154 Manufacturing apparatus and manufacturing method Jan. 11, 2011
7852190 Shape memory alloy (SMA) actuation mechanism for electrical switching device Dec. 14, 2010
7839260 Control unit of shape memory element actuator and method of controlling shape memory element actuator Nov. 23, 2010
7823383 Actuator driving device Nov. 2, 2010
7823382 Active material actuator with modulated movement Nov. 2, 2010
7810326 Torque actuator incorporating shape memory alloy composites Oct. 12, 2010
7800279 Thermo-buckled micro actuation unit made of polymer of high thermal expansion coefficient Sep. 21, 2010

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