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. 06, 1981
Filed:
Jun. 12, 1979
Applicant:
Inventors:
Shunichi Nakajima, Yokohama, JP;
Haruyoshi Hasegawa, Matsudo, JP;
Assignee:
Tokyo Shibaura Denki Kabushiki Kaisha, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ; G01F / ;
U.S. Cl.
CPC ...
222311 ; 222407 ; 222D / ; 355 / ;
Abstract
A toner feeding device comprising a toner box having a toner outlet port formed at the bottom, a roller housed in the toner box in a manner to close the toner outlet port, and a toner catching plate biting the roller. The roller is formed of a porous elastic material and the toner catching plate is slidable such that the toner feeding rate can be controlled by suitably adjusting the position of the slidable toner catching plate.
Quick Actions:
Nakajima, Shunichi. (1981). Toner feeding device (U.S. Patent No. 4293085). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4293085
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile