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:
Sep. 25, 2001
Filed:
Jun. 30, 1998
Hironobu Isobe, Numazu, JP;
Kazunori Kobayashi, Susono, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus includes an image bearing member are a plurality of developing units for developing electrostatic latent images formed on the image bearing member with different color images. A rotatable developing rotary supports the plurality of developing units, which are detachably movable to the rotary member. A heat fixing device fixes the toner on a recording material after the toner image is transferred onto the recording material from the image bearing member. A controller executes, an intermittent rotating operation, before the image forming apparatus is brought into a stand-by state, when a fixing temperature of the fixing device is lower than a predetermined level.