Electric watch battery contact spring

Details Electric watch battery contact spring Electric watch battery contact spring

1976-03-22

1978-01-31

Jackmon, E. S.

Chemistry: electrical current producing apparatus, product, and

Fuel cell, subcombination thereof, or method of making or...

Fuel cell with molten electrolyte

429 99, G04C 300, H01M 650

Patent

active

040708217

ABSTRACT:
Electric watch has a single battery contact spring which is centrally located on the watch back to contact both batteries in the watch.

REFERENCES:
patent: 3800525 (1974-04-01), Bergey
patent: 3866406 (1975-02-01), Roberts
patent: 3992870 (1976-11-01), Dekel

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