Horology: time measuring systems or devices – Signalling means – Musical
Patent
1977-07-01
1980-07-01
Truhe, Joseph V.
Horology: time measuring systems or devices
Signalling means
Musical
368262, G04B 2110
Patent
active
042099684
ABSTRACT:
In a clock having a synchronous motor and a chime that is struck once evey half hour by a biased hammer assembly that is prevented from striking the chime except when a tab on the hammer falls into a notch on a wheel driven by the minute shaft, a chime shutoff is mounted on the back cover of the clock for movement between a chime "on" and a chime "off" position.
REFERENCES:
patent: 1001095 (1911-08-01), Towns
patent: 1103453 (1914-04-01), Treganza
patent: 1304924 (1919-05-01), Wehinger
patent: 2020388 (1935-11-01), Watson
patent: 2127635 (1938-08-01), Warshawsky
patent: 2779151 (1957-01-01), Fowler
patent: 4020625 (1977-05-01), Mahon et al.
Remys Dionizas V.
Scott Donald R.
Clark George R.
Dean Clifford A.
Pojunas, Jr. L. W.
Rose Neil M.
Sunbeam Corporation
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