Generator driving device for an instrument of small volume

Details Generator driving device for an instrument of small volume Generator driving device for an instrument of small volume

1998-11-06

2000-01-18

Miska, Vit

Horology: time measuring systems or devices

Power supply details

368204, G04B 100, G04C 300

Patent

active

060162899

ABSTRACT:
The power generator (1) powers an instrument of small volume and is driven, via a gear train, by an oscillating weight (2), said train including a plurality of wheels and pinions (18, 4, 6, 19) arranged in a chain (3). The chain includes a sliding wheel and pinion (4) arranged to disengage from at least one of the other wheel and pinions (18) when the weight (2) is subjected to an acceleration substantially exceeding that occurring during normal use of the instrument.

REFERENCES:
patent: 4939707 (1990-07-01), Nagao
patent: 5001685 (1991-03-01), Hayakawa
patent: 5581519 (1996-12-01), Hara et al.

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