Class 200/221 - Container has plural major conductive-liquid containing chambers or spaces connected by a passageway

Subclass of Class 200 - Electricity: circuit makers and breakers
Definition: Subject matter wherein the container for the liquid is divided
No. of patents: 4
Last issue date: 06/29/2004

Number	Title	Issue Date
6756552	Multi-pole conductive liquid-based switch device The multi-pole, conductive liquid-based switch device includes an elongate passage, a first cavity, a second cavity, at least four electrodes disposed along the length of the passage, channels that extend from the passage, non-conductive fluid located the cavities a...	06/29/2004
4585190	Water activated pressurized gas apparatus for rescue applications The compressed-gas device for the life-saving services which can be activated by water, more especially the automatic separating coupling for parachutes, comprises a channel (9) and two detector chambers (10, 11) which, via openings (12, 13), are connecte...	04/29/1986
4138600	Force-responsive device A device is disclosed which, in response to forces acting upon it, such as gravity, inertia, magnetic fields and the like, opens or closes electric circuits or otherwise generates signals which may be used to control predetermined functions....	02/06/1979
3973092	Acceleration sensing switch of the liquid contact type having time delay structure Acceleration sensing apparatus comprises a casing having a pair of substantially perpendicular passages communicating with each other and accommodating spaced apart, normally open electrical contacts. One of the passages contains mercury which is operable...	08/03/1976

PatentStorm