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Title:
DRIVING UNIT AND EQUIPMENT AND CAMERA EQUIPPED WITH THE SAME
Document Type and Number:
Japanese Patent JP2002048214
Kind Code:
A
Abstract:

To choose a second motor with les output (further down-sized) than the first motor, because not only first to fourth driving systems which driving loads are relatively large such as the driving system of carrying out the photographic motion of a camera and film-feeding motion are integrated as a driving object of the first motor but a system which driving load is relatively small, such as switching mechanism is a driving object of the second motor and to plan down-sizing and cost reduction of the equipment and camera.

There are provided the first driving system 44, with which the first direction rotation of the first motor M1 is transmitted via the first planetary mechanisms 5 and 6; the second driving system 10(a) with which the second direction rotation of the first motor is transmitted via the first planetary mechanism; the third driving system 12 with which the first direction rotation of the first motor is transmitted via the second planetary mechanisms 5 and 8, the fourth driving system 10b with which the second direction rotation of the first motor is transmitted via the second planetary mechanism and also switching mechanisms 38, 18 and 19 in which the first planetary mechanism and the second planetary mechanism are selectively used, according to the second motor rotation.


Inventors:
KAIHARA SHOJI
Application Number:
JP2000232473A
Publication Date:
February 15, 2002
Filing Date:
July 31, 2000
Export Citation:
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Assignee:
CANON KK
International Classes:
G03B15/03; F16H3/34; F16H37/06; G03B9/66; G03B15/05; G03B17/00; G03B17/02; G03B17/04; G03B19/12; (IPC1-7): F16H37/06; F16H3/34; G03B9/66; G03B15/03; G03B15/05; G03B17/00; G03B17/02; G03B17/04; G03B19/12
Attorney, Agent or Firm:
Masayuki Kishida (2 outside)