Patent ID: 6929408
Filing Date: 2005-08-16
Classification: F16H,G03B

Abstract:
1. A camera comprising: a motor; a first gear train that is engaged with a rewinding fork of a cartridge chamber to transmit a rotational force of said motor to said rewinding fork; a second gear train that transmits said rotational force to one of a quick return mirror driving mechanism and a shutter driving mechanism; and a changing mechanism that changes a transmission path of said rotational force between said first gear train and said second gear train; wherein said changing mechanism includes: a pinion gear that is fixed on a rotation shaft of said motor; a sun gear to which a rotation of said pinion gear is transmitted; a planet worm that includes a spur gear portion which is engaged with said sun gear, and a worm portion which is unitarily rotated with said spur gear portion and which is configured to selectively move about a shaft of said sun pear to engage one of said first gear train and said second gear train in accordance with a rotational direction of said sun gear.