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:
Dec. 24, 1991
Filed:
Sep. 19, 1990
Applicant:
Inventor:
Yoshitsugu Nakatomi, Yokosuka, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355260 ; 118653 ; 355245 ;
Abstract
A developing device includes a casing removably mounted in an image forming apparatus and having a storing chamber in which developer is to be supplied. A package sealing developer therein is housed in the storing chamber. After the device is set in the image forming apparatus, the package is opened by an opening mechanism so as to supply the developer in the package into the storing chamber.