Electricity: circuit makers and breakers – Snap – Double snap
Patent
1988-03-31
1989-08-22
Luebke, Renee S.
Electricity: circuit makers and breakers
Snap
Double snap
200341, 200457, 200517, 200521, H01H 1314
Patent
active
048598208
ABSTRACT:
A key switch utilizing a buckling compression spring to move a switch actuator mechanism includes a cylindrical core of resilient material located within an opening formed by the coils of the compression spring to attenuate the acoustical energy generated by the buckling and unbuckling action of the spring.
REFERENCES:
patent: 2832587 (1958-04-01), Robert
patent: 4011397 (1977-03-01), Bouche
patent: 4118611 (1978-10-01), Harris
patent: 4528431 (1985-07-01), Coleman, III
patent: 4633973 (1987-01-01), Kitano
patent: 4753423 (1988-06-01), Ukai et al.
Gotfryd Casimer
Kay Stephen L.
Klotz Hartland P.
Wentzel Robert M.
American Telephone and Telegraph Company
AT&T Information Systems Inc.
Luebke Renee S.
Tirva A. A.
LandOfFree
Quiet key switch does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Quiet key switch, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Quiet key switch will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2418356