Patent
1974-11-05
1976-01-27
Miller, Jr., George H.
G04B 1302
Patent
active
039344061
ABSTRACT:
A balance wheel assembly includes a balance staff having a balance wheel hub, a saddle, a shoulder, a cylindrical portion to which the balance spring is attached, and a lower stem extending through a flange. The saddle and cylindrical portion are on the same side of the hub with the shoulder being on the opposite side of the hub and spacing the flange from the hub. The balance spring is attached directly to the cylindrical portion of the balance staff.
REFERENCES:
patent: 387247 (1888-08-01), Morlet
patent: 988139 (1911-03-01), Petta
patent: 1136595 (1915-04-01), Freistadter
patent: 2174122 (1939-09-01), Conyne et al.
patent: 3393506 (1968-07-01), Garbe
Miller Jr. George H.
OMEGA Louis Brandt & Frere S.A.
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