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. 02, 2003
Filed:
Dec. 13, 2001
Hitoshi Fujimoto, Chiba, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An automatic original feeding apparatus mounted on the main body of an image forming apparatus has an automatic original feeding apparatus main body, and rotary supporting device for openably and closably mounting the automatic original feeding apparatus main body and an opening and closing mechanism interposed between the main body of the image forming apparatus and the automatic original feeding apparatus main body and permitting the rotating operation of the automatic original feeding apparatus main body relative to the main body of the image forming apparatus. A plurality of biasing members biases the automatic original feeding apparatus main body to offset the rotational force by gravity, and at least one of the biasing members has an adjusting mechanism for adjusting a biasing force.