Driving apparatus of camera

Details Driving apparatus of camera Driving apparatus of camera

1993-12-14

1995-07-04

Blankenship, Howard B.

Optical: systems and elements

Prism

With reflecting surface

359700, G03B 118

Patent

active

054305160

ABSTRACT:
A driving apparatus of a camera includes a stationary barrel fixed to a camera body, a cam ring threadedly engaged with the stationary barrel on an inside of the stationary barrel, and a circumferential gear formed on an outer peripheral surface of the cam ring. Also provided is a gear train for transmitting driving force to the circumferential gear to rotate the cam ring, and a final gear, which is a component of the gear train and is supported on the stationary barrel to engage with the circumferential gear. A transmitting gear, which is a component of the gear train, is engaged with the final gear, wherein the shaft of the transmitting gear is supported by the camera body and by the stationary barrel.

REFERENCES:
patent: 4974949 (1990-12-01), Tanaka
patent: 5083146 (1992-01-01), Ueda
patent: 5144493 (1992-09-01), Nomura
patent: 5270868 (1993-12-01), Nomura

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