Asahi Kogaku Kogyo Kabushiki Kaisha

Masahiko Kurosaki

Toshiyuki Kitazawa

Yutaka Ohsawa

A mirror driving apparatus of a single-lens reflex camera has a mirror box, a mother plate which is provided on the side face of the mirror box to support a gear train and a mirror box mechanism which is driven by the gear train, and a motor having a drive shaft with a pinion integral therewith for driving the gear train. The motor is located on a side of the mirror box, so that the drive shaft extends perpendicularly to the plane of the mother plate. The pinion of the drive shaft of the motor and the gear train are all composed of spur gears.

Electrically driving apparatus of mirror in single-lens reflex camera

A control apparatus of a single-lens reflex camera, including a mirror which moves between a charge completion position and a photographing position and a mirror driving mechanism for moving the mirror between the charge completion position and the photographing position. A mirror holding mechanism for maintaining the mirror at the charge position, a mirror charge detecting device for detecting the completion of the mirror charge, a mode setting device for setting a continuous photographing mode, and a control device for releasing the hold of the mirror by the mirror holding mechanism when the mirror charge detecting device detects the charge completion position of the mirror, at the continuous photographing mode are also provided.

Growing community of inventors

Kanagawa, Japan

Masahiko Kurosaki