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:
Apr. 30, 1991
Filed:
Aug. 28, 1989
Applicant:
Inventor:
Tadafumi Shimizu, Osaka, JP;
Assignee:
Minolta Camera Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01T / ;
U.S. Cl.
CPC ...
250324 ; 361229 ; 361230 ;
Abstract
A cleaning device for wire electrode of corona discharger, for example, for use in electrophotographic image forming apparatus, which automatically cleans the wire electrode by relative movement of the wire electrode and cleaning member adapted to contact the wire electrode. Driving of a motor for the relative movement is temporarily stopped at a predetermined time or in response to occurrence of trouble of the relative movement, and started again, whereby the relative movement starts certainly.