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:
Dec. 24, 1996
Filed:
Aug. 31, 1995
Applicant:
Inventors:
Junji Ujihara, Hachioji, JP;
Akira Ohira, Hachioji, JP;
Assignee:
Konica Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430133 ;
Abstract
A method of manufacturing an electrophotographic receptor drum, has the following steps. Cylinder shafts of a plurality of cylindrical drums are aligned with each other; and circular ends of the drums are contacted with each other and the drums are stacked on each other. Photoreceptor material is continuously coated on circumferential surfaces of the drums while the drums are inserted into a ring-shaped coater and the ring-shaped coater is moved vertically from an upper portion to a lower portion of the stacked drums. Each of the drums satisfying the following inequalities at the same time is used for the coating: