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Class Information
Number: 361/211
Name: Electricity: electrical systems and devices > Control circuits for nonelectromagnetic type relay (e.g., thermal relays)
Description: Subject matter relating to control circuits for relays which utilize means other than electromechanical means to open or close electrical contacts.










Patents under this class:

Patent Number Title Of Patent Date Issued
8519686 SSPC for soft start of DC link capacitor Aug. 27, 2013
8471721 Server rack having payload weighing function Jun. 25, 2013
8432650 Relay switching method and hybrid relay switch Apr. 30, 2013
8395877 High-speed electrostatic actuation of MEMS-based devices Mar. 12, 2013
8358501 Motherboard, fan control device, and fan control circuit Jan. 22, 2013
8194382 Method and apparatus for driving a switch Jun. 5, 2012
8133765 Integrated RF ESD protection for high frequency circuits Mar. 13, 2012
8102637 Control techniques for electrostatic microelectromechanical (MEM) structure Jan. 24, 2012
7848855 Method for operating a system of modular structure, in particular a process automation system Dec. 7, 2010
7643918 Control apparatus for a vehicle equipment device Jan. 5, 2010
7405648 Remote control wiring mechanism Jul. 29, 2008
6924966 Spring loaded bi-stable MEMS switch Aug. 2, 2005
6710698 Semiconductor fuse for electrical consumers Mar. 23, 2004
6445276 Electrical fuse for use in motor vehicles Sep. 3, 2002
5812424 Relay control circuit Sep. 22, 1998
5140493 Control system, method of operating an article cleaning apparatus and controlled article cleaning apparatus Aug. 18, 1992
4907123 Electromechanical transducer type relay Mar. 6, 1990
4879437 Manually controlled switching apparatus Nov. 7, 1989
4819126 Piezoelectic relay module to be utilized in an appliance or the like Apr. 4, 1989
4806815 Linear motion actuator utilizing extended shape memory alloy member Feb. 21, 1989
4797649 Circuit breaker actuated by shape memory alloy Jan. 10, 1989
4745385 Switching relays May. 17, 1988
4733323 Photothermic and time switch devices for outdoor low tension power supply system Mar. 22, 1988
4544988 Bistable shape memory effect thermal transducers Oct. 1, 1985
4328528 Two-wire condition control circuit means May. 4, 1982
4131930 Thermal time-delay switch Dec. 26, 1978
4123746 Thermal relay and automobile cornering lamp control utilizing the same Oct. 31, 1978
4117346 Thermal power sustaining switch Sep. 26, 1978
4112279 Piezoelectric relay construction Sep. 5, 1978
4007404 High gain relays and systems Feb. 8, 1977
3974426 In-line energization and de-energization of an external load in series with an external source of electricity in response to externally sensed parameters Aug. 10, 1976











 
 
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