Electricity: circuit makers and breakers – Electric switch details – Contact
Patent
1975-02-14
1976-12-28
Scott, James R.
Electricity: circuit makers and breakers
Electric switch details
Contact
200159R, 200239, H01H 900, H01H 114, H01H 1352
Patent
active
040003892
ABSTRACT:
A keyboard is disclosed comprising a printed circuit board having conductors on only one side. Resilient switching elements are supported by selected ones of the conductors and may be deflected into contact with other selected ones of the conductors by keys supported above the switching elements.
REFERENCES:
patent: 3742157 (1973-06-01), Leposauic
patent: 3796843 (1974-03-01), Durkee et al.
patent: 3941953 (1976-03-01), Misson et al.
Liljenwall Edward T.
Misson William W.
Studley Clarence K.
West William J.
Barrett Patrick J.
Hewlett--Packard Company
Scott James R.
LandOfFree
Printed circuit board and contact assembly for keyboard switch a does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Printed circuit board and contact assembly for keyboard switch a, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Printed circuit board and contact assembly for keyboard switch a will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-150024