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Class Information
Number: 200/189
Name: Electricity: circuit makers and breakers > Liquid contact > Plural switches (in same housing) > Progressive contacts
Description: Subject matter wherein a number of circuits are to be successively completed in a predetermined sequence, responsive to the relative movement of the contacts and the liquid.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
6946776	Method and apparatus for maintaining a liquid metal switch in a ready-to-switch condition	Sep. 20, 2005
6891315	Shear mode liquid metal switch	May. 10, 2005
6879089	Damped longitudinal mode optical latching relay	Apr. 12, 2005
6486422	Three-axis gravity switch	Nov. 26, 2002
6281456	Three-axis gravity switch	Aug. 28, 2001
4567375	Soft switch with positive on and off states	Jan. 28, 1986
4305058	Fuel and wear saving device	Dec. 8, 1981
4138600	Force-responsive device	Feb. 6, 1979