Machine element or mechanism – Gearing – Backlash take-up
Patent
1983-12-20
1985-07-16
Yuen, Henry C.
Machine element or mechanism
Gearing
Backlash take-up
74425, 74440, F16H 5518
Patent
active
045288623
ABSTRACT:
A gear arrangement is provided for precisely driving a goniometer in an X-ray apparatus with zero backlash. This arrangement involves structure for maintaining a preload between a driving pinion gear and a spiroid gear rotating an output shaft. The preload structure may be formed by way of a diaphragm, a finger diaphragm, or a roller bearing acting in combination with a finger diaphragm.
REFERENCES:
patent: 2996929 (1961-08-01), Lazarowicz
patent: 3038346 (1962-06-01), MacFarland
patent: 4305307 (1981-12-01), Kiunke
patent: 4433755 (1984-02-01), Ohtomi
patent: 4466300 (1984-08-01), Takahashi
patent: 4487087 (1984-12-01), Johnstone
patent: 4492018 (1985-01-01), Rode
patent: 4493571 (1985-01-01), Potter
Miller Paul R.
North American Philips Corporation
Yuen Henry C.
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