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:
Mar. 10, 2009
Filed:
Feb. 27, 2006
Minoru Wada, Kawanishi, JP;
Eiji Gyoutoku, Itami, JP;
Minoru Wada, Kawanishi, JP;
Eiji Gyoutoku, Itami, JP;
Kyocera Mita Corporation, , JP;
Abstract
An object of the present invention is to provide a small-sized developing apparatus which well supplies the developer, does not cause the image degradation for a long term. The developing apparatus comprises a developer containing chamber, a developer supply chamber and developing means which is disposed in said developer supply chamber and develops an electrostatic latent image, a boundary wall which is disposed between said developer containing chamber and said developer supply chamber and has a first and a second opening, and an opening and closing member for opening and closing said first opening. The single component developer is supplied through said second opening into the developer supply chamber. The opening and closing member opens and closes, in response to the toner quantity supplied into the toner supply chamber and allows said single component developer to move in only one direction from said developer supply chamber to said developer containing chamber.