Electricity: conductors and insulators – Feedthrough or bushing – Compression
Patent
1976-09-29
1978-05-02
Witkowski, Stanley J.
Electricity: conductors and insulators
Feedthrough or bushing
Compression
58 23AC, 58 23BA, 58 23V, 58 50R, 58 88R, 174 52S, 361400, G04B 1934, G04C 300
Patent
active
040867528
ABSTRACT:
A molded printed circuit board mounted in the case of an electronic timepiece has on its back side an oscillating circuit including a quartz crystal element and a condenser, an integrated time keeping circuit and a compartment for a battery. On the front side of the molded printed circuit board there are a plurality of terminal electrodes connected to outputs of the time keeping circuit. Display means mounted in the front of said case overlies the front side of the molded printed circuit board and is connected thereto by a rubber disc connector having conductive portions for electrically connecting input electrodes of the display means with corresponding terminal electrodes on the front side of the molded printed circuit board.
REFERENCES:
patent: 3905666 (1975-09-01), Grimm et al.
patent: 3959964 (1976-06-01), Yamazaki
patent: 3975899 (1976-08-01), Haber
patent: 4015422 (1977-04-01), Van Haaften
patent: 4042861 (1977-08-01), Yasuda et al.
Adams Bruce L.
Burns Robert E.
Kabushiki Kaisha Daini Seikosha
Lobato Emmanuel J.
Witkowski Stanley J.
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