Pushbutton

Details Pushbutton Pushbutton

1978-11-08

1980-08-19

Pollard, Steven M.

Electricity: circuit makers and breakers

Liquid contact

Time delay

200340, 368290, H01H 312, G04B 1930

Patent

active

042186013

ABSTRACT:
A pushbutton for actuating a switch of an electronic timepiece wherein the pushbutton may be reduced in diameter. According to the present invention, in order to reduce the diameter of the pushbutton, a packing of resilient material for providing a watertight seal is pressed into a pipe secured to a hole in watch case, the packing is so arranged that it may be axially moved in the pipe by the pushbutton body for actuating a switch provided in the watch case.

REFERENCES:
patent: 3509296 (1970-04-01), Harshman et al.
patent: 3973099 (1976-08-01), Morris, Sr.
patent: 4006335 (1977-02-01), Sanford
patent: 4043115 (1977-08-01), Bryceland
patent: 4124791 (1978-11-01), Lewis

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