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:
Oct. 21, 1986
Filed:
Jun. 10, 1985
Applicant:
Inventors:
Assignee:
Oki Electric Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ; A47L / ; B60S / ;
U.S. Cl.
CPC ...
355 15 ; 152565 ; 1525652 ; 118652 ;
Abstract
A cleaning device for a photosensitive drum a rotatable cylindrical device including a permanent magnet, for carrying toner wiped off the surface of the photosensitive drum, a scraper for making contact with the peripheral surface of the rotatable cylindrical device, and a rotary blade formed of a magnetic material. The rotary blade scrapes off the toner blocked by the scraper upon rotation of the rotary blade so as to force the toner to fall off for toner recovery.
Noguchi, Matsusaburo. (1986). Photosensitive drum cleaning device in electrophotographic recording (U.S. Patent No. 4618250). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4618250
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile