Electricity: circuit makers and breakers – Solid contact – Membrane type
Patent
1988-12-16
1990-05-01
Scott, J. R.
Electricity: circuit makers and breakers
Solid contact
Membrane type
200515, H01H 110
Patent
active
049220705
ABSTRACT:
A switch assembly includes a housing 25 having a recess 26 with switch contacts 23 in the recess. A flexible sheet 21 is affixed to the housing and covers the recess. The flexible sheet carries a conductive contact 22. When the sheet is depressed, its contact engage the contacts in the recess to complete an electrical circuit. The housing can be formed as a molded plastic member with the switch contacts being formed on the plastic member.
REFERENCES:
patent: 3860771 (1975-01-01), Lynn et al.
patent: 4018999 (1977-04-01), Robinson et al.
patent: 4046981 (1977-09-01), Johnson et al.
patent: 4074088 (1978-02-01), Keough et al.
patent: 4460810 (1984-07-01), Fukukura
patent: 4497982 (1985-02-01), Michalski
patent: 4501938 (1985-02-01), Kawauchi
Motorola Inc.
Nichols Daniel K.
Scott J. R.
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