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:
Mar. 13, 1990
Filed:
Sep. 22, 1988
Applicant:
Inventors:
Assignee:
Konica Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
250324 ; 250325 ; 250326 ;
Abstract
A charging apparatus wherein a back plate forming a back portion of a shielding member surrounding a discharging wire has an elongate opening for guiding a cleaning member for cleaning and defining a cleaning region of the wire and a cam groove communicating the elongate opening for separating the cleaning member from the wire. The distance between the discharging wire and a side plate of the shielding member is larger than the distance between the discharging wire and the back plate.