The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 01, 1988
Filed:
Mar. 09, 1987
Tsunemasa Ohara, Tokyo, JP;
Hidehiko Fukahori, Kanagawa, JP;
Masayuki Suzuki, Kanagawa, JP;
Yoshihiko Aihara, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A motor driven camera having a film windup device for winding up film by an electric motor for windup as a drive source, comprises a first windup transmission system for rotating a spool by the motor for windup as the drive source, the first windup transmission system being driven through a first planetary clutch arranged to be driven by the rotation of the motor in one direction, a second windup transmission system for rotating a sprocket by the motor for windup as the drive source, the second windup transmission system being driven through a second planetary clutch arranged to be released from the connection by rotation of the motor in the other direction, and a holder for holding the second planetary clutch in the released state from that connection.