Timepiece which permits freely adjusting the level of sounds pro

Details Timepiece which permits freely adjusting the level of sounds pro Timepiece which permits freely adjusting the level of sounds pro

1978-03-15

1980-05-20

Miska, Vit W.

Horology: time measuring systems or devices

Signalling means

368245, 368315, G04B 3700, G04B 2310

Patent

active

042032792

ABSTRACT:
A timepiece which permits freely adjusting the level of sounds produced therein and given out thereof. In this timepiece, the sounds produced in a mechanical unit contained in a timepiece body are conveyed to the outside of the timepiece via a sound level adjusting means by utilizing mechanical vibrations or vibrations of air.

REFERENCES:
patent: 1782378 (1930-11-01), Bahr
patent: 1907282 (1933-05-01), Waldheim
patent: 1907283 (1933-05-01), Waldheim
patent: 2506379 (1950-05-01), Muchow
patent: 2856751 (1958-10-01), Preiser
patent: 3251182 (1966-05-01), Marble
patent: 3559396 (1971-02-01), Wingler

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