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:
May. 14, 1996
Filed:
Jul. 13, 1994
Susumu Nomura, Yokohama, JP;
Kozo Matsuyama, Yokohama, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
According to an image forming apparatus of the present invention, a developer filling opening is formed in an end of a casing which is provided with a developer-filled section, a holder section is arranged round the developer filling opening to hold a developer cartridge, guides are arranged adjacent to the developer cartridge holder section to guide the developer cartridge to the developer cartridge holder section when it is inserted into a developing unit from one side thereof, and the developer cartridge is attached to the developer cartridge holder section, when the developer-filled section with developer D in the developer cartridge, said developer consisting of toner T and carrier C mixed at a predetermined rate. The filling of developer or toner can be therefore more easily and quickly achieved without detaching the developing unit from the image forming apparatus. In addition, the developer and toner cartridges can be more easily and quickly attached to the developing unit from one side thereof when viewed in the horizontal direction.