Quieted fast acting switch assembly

Details Quieted fast acting switch assembly Quieted fast acting switch assembly

F - Mech Eng,Light,Heat,Weapons

16

F

306/297

F16F 7/00 (2006.01) H01H 1/50 (2006.01) H01H 1/58 (2006.01)

Patent

CA 2004791

ABSTRACT OF THE DISCLOSURE A relatively quiet switch assembly having a plurality of spaced contact sets with snap-acting transfer actuation and interconnected by a common bus plate. The bus plate is formed of a sandwich construction having a thin (.001 Inch) core layer of visco-elastic polymer and thicker layers of copper bonded to both sides of the core layer for sound attenuation upon contact transfer. Where the bus plate is formed to a right-angle bend of R/t - 1.2 the inner layer is formed of half-hard material and the outer layer of fully annealed material.

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