Switch device

Details Switch device Switch device

1984-10-01

1986-04-01

Scott, J. R.

Electricity: circuit makers and breakers

Multiple circuit control

Multiple switch

200159B, 200292, 200294, H01H 900, H01H 1370

Patent

active

045800189

ABSTRACT:
A switch device comprises a chassis with a number of key-tops, a switch unit, and a support board, piled up in that order and coupled at their centers by one screw. Plural screws pass through elongated screw holes bored in the support board and oriented radially around the center and are threaded to bosses of the chassis. The bosses pass loosely thru-holes bored in the switch unit.

REFERENCES:
patent: 3538286 (1970-11-01), Michaelson, Jr.
patent: 3890480 (1975-06-01), Berling et al.
patent: 4271333 (1981-06-01), Adams et al.
patent: 4302647 (1981-11-01), Kandler et al.
patent: 4323740 (1982-04-01), Balash
patent: 4348557 (1982-09-01), Sado
patent: 4365130 (1982-12-01), Christensen
patent: 4421966 (1983-12-01), Pounds
patent: 4490587 (1984-12-01), Miller et al.
patent: 4523060 (1985-06-01), Maguire

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