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:
Aug. 13, 1985
Filed:
May. 19, 1982
Yukio Miki, Osaka, JP;
Takeshi Egawa, Osaka, JP;
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Abstract
An optical unit for use with interchangeable lenses is provided with a mounting and demounting device which includes a mount positioning member, a lock member for locking the mount positioning member at a retracted position, and a mount releasing member for retracting the mount positioning member to the non-projected position. The mount positioning member is urged to project and engageable with a positioning recess of an interchangeable lens. The locking member is provided with a detection means which causes the locking member to release the mount positioning member by detecting completion of mounting of an interchangeable lens on the optical unit.