Horology: time measuring systems or devices – Display trains
Patent
1986-06-25
1988-01-12
Miska, Vit W.
Horology: time measuring systems or devices
Display trains
368322, G04B 1902, G04B 2900
Patent
active
047196092
ABSTRACT:
An hour gear structure of a watch operating mechanism which comprises a sleeve shaft carrying an hour gear disc and serving as a bearing for the shaft of a minute gear structure, the hour gear is mounted on the sleeve shaft off its axial center so that, when mounted on the base plate of a watch's operating mechanism, its projection length from the base plate may be made different for different applications depending on whether the longer or shorter sleeve shaft section is inserted through the support opening in the base plate.
REFERENCES:
patent: 2618118 (1952-11-01), Harris et al.
patent: 2952118 (1960-09-01), Rueger
patent: 4451161 (1984-05-01), Muller
Miska Vit W.
Pforzheimer Uhrenrohwerke Porta GmbH
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