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:
May. 15, 1984
Filed:
Jul. 08, 1982
Applicant:
Inventor:
Masamichi Hayashi, Aichi, JP;
Assignee:
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ; G02B / ;
U.S. Cl.
CPC ...
355 56 ; 350255 ;
Abstract
A drive controlling mechanism of optical members for use in a copying apparatus, including an optical member, a pair of pulleys, a drive pulley for driving the pulleys for the rotation, a wire wound around the pulleys and the drive pulley and secured to the optical member, a pair of urging members for urging the pulleys in opposite directions for preventing the optical member from being brought out of contact with the stopper member, a plurality of stopper members for stopping the optical member at predetermined positions, a pair of detecting members for detecting swing movement of the pulleys, and a control circuit.