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:
Feb. 12, 1991
Filed:
Nov. 14, 1989
Takeshi Watanabe, Toyonaka, JP;
Kikunosuke Tsuji, Sakai, JP;
Masahiko Sakae, Ikoma, JP;
Setsuo Hori, Izumi, JP;
Satoshi Kuroyanagi, Kaminoyama, JP;
Yoshiyuki Uehara, Sakai, JP;
Mita Industrial Co., Ltd., Osaka, JP;
Abstract
A developing apparatus includes a developing roller which conveys developer on the surface thereof by the rotation in a predetermined direction. The developer conveyed thereon to develop a latent image formed on an image-holding device. A supply roller rotates keeping contact with the developing roller and by the rotation of which the developer is supplied to the developing roller. A regulating member regulates the amount of the developer to be conveyed on the surface of the developing roller. The supply roller is so disposed that the axis thereof is positioned lower than that of the developing roller while the top thereof is also positioned lower than that of the developing roller.