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. 26, 1987
Filed:
Sep. 04, 1985
Masahide Iseki, Neyagawa, JP;
Toshio Yoshiyama, Sakai, JP;
Hiroshi Kajita, Kobe, JP;
Masanori Itakiyo, Sakai, JP;
Hiroshi Kusumoto, Takaishi, JP;
Yoshizo Kawamori, Fujiidera, JP;
Masuo Kawamoto, Daito, JP;
Mita Industrial Co., Ltd., , JP;
Abstract
An electrostatic copying apparatus equipped with a first and second supporting frames connected to each other for relative pivotal movement between an open position and a closed position. The rotatable drum and the developing device are mounted on a first unit frame, while the drum cleaning device and the charging corona discharge device are mounted on a second unit frame. The first unit frame and the second unit frame are each mounted on the upper supporting frame with the cleaning device, the charging corona discharge device and the developing device mounted around the drum in sequence in the drum rotating direction. The first unit frame and the second unit frame are detachably mounted on the upper supporting frame and thus can be readily accessed for maintenance.