Title:
POWER SWITCHING DEVICE AND PHOTOGRAPHING DEVICE
Document Type and Number:
Japanese Patent JP2005173279
Kind Code:
A
Abstract:
To provide a power switching device capable of operating a plurality of driven means by driving force generated from a single driving source.
The power switching device is constituted of a solar gear to be driven so as to be optionally rotated in positive and reverse directions, a planet gear always engaged with the solar gear, a planet arm for connecting the rotation centers of the solar gear and the planet gear and supporting the planet gear so that the planet gear can optionally revolve around the solar gear, and a locking means for locking and non-locking the first revolution of the planet gear when the solar gear rotates in the first direction. When the solar gear rotates in the second direction, the locking means maintains the state.
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Inventors:
KUDO TOMOYUKI
Application Number:
JP2003414037A
Publication Date:
June 30, 2005
Filing Date:
December 12, 2003
Export Citation:
Assignee:
CANON KK
International Classes:
G03B17/00; F16H35/00; G02B7/08; H04N5/225; H04N5/232; (IPC1-7): G03B17/00; F16H35/00; G02B7/08; H04N5/225; H04N5/232
Attorney, Agent or Firm:
Masayuki Kishida
Mizuno Katsufumi
Atsushi Mizumoto
Hiroji Obana
Mizuno Katsufumi
Atsushi Mizumoto
Hiroji Obana