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:
Jun. 10, 2003
Filed:
Feb. 04, 2002
Hiroshi Akita, Tokyo, JP;
Takahiro Tsuchiya, Tokyo, JP;
Kyoichi Mizuno, Tokyo, JP;
Kunihiro Kawachi, Tokyo, JP;
Konica Corporation, Tokyo, JP;
Abstract
An image forming apparatus includes, a rotatable image carrier, a writing exposure device to write the image and form a latent image in the rotatable image carrier, a developing device to form a toner image, a registration roller to convey a transfer sheet to an image transfer area where the toner image is transferred from the image carrier onto the transfer sheet, and a fixing roller to heat and fix the toner image, wherein when the length of a transfer sheet is longer than the length of the transfer sheet path between the registration roller and the fixing roller, according to the size of the transfer sheet, the controller changes and controls the relative rotating speed of the registration roller to a rotating speed of the fixing roller, and one of a rotating speed of the rotatable image carrier and a writing speed of the image.