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Class Information
Number: 200/42.01
Name: Electricity: circuit makers and breakers > Plural switches control single circuit
Description: Devices wherein a single circuit is closed or opened by placing a plurality of circuit controlling switches in a specified relationship to complete or open the circuit.










Sub-classes under this class:

Class Number Class Name Patents
200/42.02 Coded removable actuator 5


Patents under this class:

Patent Number Title Of Patent Date Issued
8525052 Switch arrangement for medium and high-voltage switching devices Sep. 3, 2013
8455775 Power transmission apparatus for high voltage load breaker switch Jun. 4, 2013
8445803 High power electrical switching device May. 21, 2013
8248075 System, apparatus and method for dissipating standing wave in a microwave delivery system Aug. 21, 2012
8180433 Microwave system calibration apparatus, system and method of use May. 15, 2012
7745717 Wearable electronic device Jun. 29, 2010
7224558 Method and apparatus for electromechanically interrupting and reconnecting circuits May. 29, 2007
6952855 Automatic electric toothbrush Oct. 11, 2005
6895625 Automatic electric toothbrush May. 24, 2005
6823134 Automatic reverse motor controller Nov. 23, 2004
6792640 Automatic electric toothbrush Sep. 21, 2004
6717080 Power tool trigger assembly Apr. 6, 2004
6674025 Motivational apparatus for controlling use of electronic devices and method of use Jan. 6, 2004
6548776 Safety device for on/off switch of an electric tool Apr. 15, 2003
6400242 High current auxiliary switch for a circuit breaker Jun. 4, 2002
6392169 Two hand control of working apparatuses May. 21, 2002
5219066 Wall mounted alarm switch with adjustable height actuator Jun. 15, 1993
4988840 Control switch Jan. 29, 1991
4603238 Fast indexing encoder apparatus Jul. 29, 1986
4566033 Television viewing time regulator Jan. 21, 1986
4253095 Alarm apparatus for detecting disturbance or other change of condition Feb. 24, 1981
4155420 Theft proof ignition system May. 22, 1979
4112267 Coded switching device Sep. 5, 1978
4107485 Device for completing an electric circuit or the like for a lock or the like Aug. 15, 1978
4008382 Safety electrical plug Feb. 15, 1977
4000409 Combination switch lock for a motor vehicle ignition system Dec. 28, 1976











 
 
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