Hermetically sealed snap switch arrangement

Details Hermetically sealed snap switch arrangement Hermetically sealed snap switch arrangement

H - Electricity

01

H

H01H 9/04 (2006.01) H01H 13/18 (2006.01)

Patent

CA 2084119

A hermetically sealed snap switch arrangement involving a housing including a snap switch chamber in which a snap action switch is mounted, with the hermetically sealed snap switch arrangement involved preventing the passage of gases or electrical arcs from the snap switch chamber to the exterior of such chamber, wherein the housing is defined by first and second cupped shaped imperforate metallic housing members each defining a substantially planar base wall and an integral side wall that extends from the respective housing member base walls to a marginal rim portion thereabout, with said first housing member being imperforated and said side wall of the second housing member extending from said base wall thereof a predetermined fraction of the distance that said side wall of said first housing member extends from said base of wall thereof, with second housing member being mounted within said first housing member in a hermetically sealed relation therewith to define said switch chamber between said base walls thereof and being oriented such that said side walls of said housing members extend in the same direction, and with said second member base wall supporting a projecting terminal type subminiature snap action switch and including a plurality of depending electrically conductive backfilling tubes fixed to the housing second member base wall in hermetically sealed relation thereto, in which projecting terminals that are part of the switch component involved are respectively close fittingly received, with the ends of the individual tubes that are exterior of the switch chamber being open and respectively hermetically sealed to the switch terminal that is received in same, with the assembly lead wires respectively being electrically connected to the respective tubes, and with such connections between the respective tubes and lead wires and such tube ends, being covered over with a suitable potting compound. Also disclosed is a method of backfilling said switch chamber with a switch life enhancing gas, whereby optionally one of said tubes, prior to the sealing of such open end thereof, may be employed as a switch chamber purging and backfilling tube.

Affiliated with

Also associated with

Rating

Hermetically sealed snap switch arrangement does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Hermetically sealed snap switch arrangement, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hermetically sealed snap switch arrangement will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1994847