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Class Information
Number: 200/405
Name: Electricity: circuit makers and breakers > Snap > Double snap
Description: Subject matter wherein the moveable contact is quickly or abruptly moved independently of the actuator (i.e., snapped) towards both an open and a closed position.

Sub-classes under this class:

Class Number	Class Name	Patents
200/407	Blade element stressed to twisted configuration	41
200/452	Both ends of blade are freely floating	12
200/431	Cam or wedge release	6
200/453	Compression spring (e.g., push force)	30
200/443	Contact driven by impact element	10
200/424	Contact movement is blocked until spring is charged	4
200/430	Contact movement is restrained until spring is charged (e.g., detent)	13
200/447	Double ended type (e.g., reciprocating bridging contacts)	23
200/451	End of blade pivotally carries element compressing blade	8
200/406	Including raised flexible snap element (e.g., dome)	159
200/449	Reciprocating contacts	13
200/410	Rotating contact	4
200/445	Snap spring system using multiple diverse springs	8
200/408	Spring buckle	52
200/446	Systems having lost motion connections between the actuator, an intermediate snapped element and the contact	6
200/462	Tension spring (e.g., pull force)	18
200/440	With mechanism to insure positive separation of contacts (i.e., positive kick)	9

Patents under this class:

Patent Number	Title Of Patent	Date Issued
7355139	Miniature circuit breaker	Apr. 8, 2008
7211757	Push slide switch	May. 1, 2007
7173206	Sealed soft switch assemblies	Feb. 6, 2007
7087851	Microswitch	Aug. 8, 2006
6943653	Bistable electric switch and relay with a bi-stable electrical switch	Sep. 13, 2005
6878893	Tactile switch	Apr. 12, 2005
6797905	Rocker switch	Sep. 28, 2004
6759608	Electrical switch	Jul. 6, 2004
6737597	Snap action sump pump switch	May. 18, 2004
6469268	Electrical switch	Oct. 22, 2002
6399910	Switch assembly incorporating deflectable spring contact	Jun. 4, 2002
6313419	Pressure responsive electrical switch	Nov. 6, 2001
6201201	Electrical switch	Mar. 13, 2001
5239151	Leaf switch	Aug. 24, 1993
4911841	Belt filter press and belt for same	Mar. 27, 1990
4891481	Switch contact blade	Jan. 2, 1990
4647727	Switch for automatically interrupting a circuit when its contacts are fused together in the "ON" position	Mar. 3, 1987
4114002	Electric switch	Sep. 12, 1978
3982086	Electrical switch construction	Sep. 21, 1976