1977-03-11
1978-10-17
Schaefer, Robert K.
58 91, 58 50R, G04B 3700
Patent
active
041201493
ABSTRACT:
An electronic watch which is both thin and water resistant. The watch comprises a back, a bezel and an electronically controlled module for digitally displaying a time signal. Its crystal includes an upper member the lower surface of which is adjacent to the upper surface of the module, a first flange extending downwardly from the edge of the upper member adjacent to the side of the module and a second flange which extends laterally outwardly from the bottom of the first flange. Contact means is provided which has a longitudinal portion sealed into the first flange and an inner end which is electrically connected to the module. A plunger is mounted for axial movement in a bore in the bezel and its inner end is engageable with the contact means. A sealing member is positioned between the second flange of the crystal and an upper surface of the back. It also includes means for holding the upper surface of the back against the sealing member.
REFERENCES:
patent: 2989838 (1961-06-01), Guggi
patent: 3757512 (1973-09-01), Zellweger
patent: 3838568 (1974-10-01), Zurcher
patent: 4004410 (1977-01-01), Kawamata
patent: 4059957 (1977-11-01), Monnet
Feeney William L.
Schaefer Robert K.
Textron Inc.
Thompson Robert L.
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