Membrane for membrane switches and composing elements thereof

Details Membrane for membrane switches and composing elements thereof Membrane for membrane switches and composing elements thereof

1986-05-15

1987-09-22

Scott, J. R.

Electricity: circuit makers and breakers

Multiple circuit control

Multiple switch

200159B, H01H 1370

Patent

active

046956816

ABSTRACT:
Membrane for membrane switches and composing elements thereof, characterized thereby that it mainly consists of a profiled top layer (2) made of a resilient material and of an underlying supporting layer (1) that is provided with an opening (3), the top layer (2) having a recess fitting in the opening (3) and consisting of side-walls (5) and a part suspended therebetween having the shape of a spherical segment constituting the membrane (6) proper.

REFERENCES:
patent: 3042764 (1962-07-01), Hermle
patent: 3760137 (1973-09-01), Shimojo et al.
patent: 3845260 (1974-10-01), Lohr
patent: 3860771 (1975-01-01), Lynn et al.
patent: 3898421 (1975-08-01), Suzumura
patent: 4127752 (1978-11-01), Lowthorp
patent: 4127758 (1978-11-01), Lowthorp
patent: 4194097 (1980-03-01), Bradam
patent: 4245138 (1981-01-01), Harper
patent: 4322587 (1982-03-01), Burns et al.

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