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. 16, 1990
Filed:
Sep. 21, 1987
Shigeo Kurando, Osaka, JP;
Yoshinori Makiura, Osaka, JP;
Yutaka Shigemura, Osaka, JP;
Junichi Ooura, Osaka, JP;
Eiji Mifune, Osaka, JP;
Tatsuo Imafuku, Kagoshima, JP;
Hiroshi Komata, Hyogo, JP;
Mikio Ido, Osaka, JP;
Mita Industrial Co., Ltd., Osaka, JP;
Abstract
The present invention relates to a system for making discriminations between cartridges for housing toners to be equipped on image forming apparatus such as electrostatic copiers, laser beam printers, facsimiles, etc. in which while a cartridge indicating means is provided on a part of a toner housing cartridge, an indication detecting means for detecting the aforementioned cartridge indicating means is provided on the image forming apparatus proper side, so that the suitability of the type or position of the cartridge inserted is detected by detecting the cartridge indicating means by the aforementioned detecting means, when the cartridge has been inserted into the cartridge inserting part of the image forming apparatus proper.