Electricity: circuit makers and breakers – Multiple circuit control – Multiple switch
Patent
1997-02-14
1999-02-23
Scott, J. R.
Electricity: circuit makers and breakers
Multiple circuit control
Multiple switch
200343, 200517, H01H 1370
Patent
active
058746978
ABSTRACT:
Disclosed are keyswitches and a keyboard assembly comprising a sheet member having a plurality of key faces fixed thereon in a conventional keyboard arrangement, a plurality of cutouts in the sheet member partially surrounding each key face, and a plurality of living hinges in the sheet member at one side of each key face, whereby the key face may be depressed, causing the key face to pivot about the living hinges to operate a corresponding set of electrical contacts, indicating operation of the key. A conventional rubber spring may transmit the pivot motion of the key face to the electrical contacts.
REFERENCES:
patent: 3532003 (1970-10-01), Ohno
patent: 3678483 (1972-07-01), Bartocci
patent: 4029916 (1977-06-01), Chu
patent: 4032729 (1977-06-01), Koistinen
patent: 4055734 (1977-10-01), Hayden
patent: 4066860 (1978-01-01), Kawasaki
patent: 4158230 (1979-06-01), Washizuka et al.
patent: 4160886 (1979-07-01), Wright et al.
patent: 4190748 (1980-02-01), Langford
patent: 4271333 (1981-06-01), Adams et al.
patent: 4315114 (1982-02-01), Monti, Jr.
patent: 4323740 (1982-04-01), Balash
patent: 4351988 (1982-09-01), Allbright
patent: 4638151 (1987-01-01), Suwa
patent: 4755796 (1988-07-01), Cheng
patent: 5003140 (1991-03-01), Abell, Jr. et al.
patent: 5278372 (1994-01-01), Takagi et al.
patent: 5280147 (1994-01-01), Mochizuki et al.
patent: 5329084 (1994-07-01), Watanabe et al.
patent: 5382762 (1995-01-01), Mochizuki
patent: 5457453 (1995-10-01), Chiu et al.
patent: 5481074 (1996-01-01), English
patent: 5516996 (1996-05-01), Shin
Allison Jeffrey Daniel
Dyer William Marvin
Selker Edwin Joseph
International Business Machines - Corporation
Pinter James C.
Scott J. R.
Strimaitis Romualdas
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