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:
Nov. 12, 1985
Filed:
Oct. 11, 1983
Ken-ichi Iwamoto, Nara, JP;
Tadaaki Kawano, Nara, JP;
Hiroaki Uchiyama, Nara, JP;
Takahiro Fukunaga, Nara, JP;
Katsuyoshi Fujiwara, Sennan, JP;
Yoshikado Yamada, Kashihara, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A lens positioning mechanism for an electrophotographic copying machine capable of reproducing a copy of an original at a plurality of different magnifications one at a time, which comprises an optical apparatus including a lens assembly supported for movement to any one of several operative positions each required for the reproduction of a copy at the respective magnification. The lens assembly is rigidly mounted on a lens mount movable in a direction perpendicular to the optical axis and mounted on a lens carriage movable in a direction close towards and away from a photoreceptor.