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. 26, 1991
Filed:
Dec. 22, 1988
Masashi Ohashi, Tokyo, JP;
Yoshikuni Toyama, Yokohama, JP;
Kazuo Kagiura, Tokyo, JP;
Hiroyoshi Maruyama, Yokohama, JP;
Tatsuya Shiratori, Kawasaki, JP;
Masanari Shirai, Chigasaki, JP;
Eiichi Ando, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A sheet feeding device for use in an image forming apparatus provided with a sheet support plate and one or more rotary members for separating and feeding sheets. A recessed portion is formed on the sheet support plate in a position opposing to each rotary member. A detachable auxiliary member is provided to be fitted in the recess to form a plane coplanar with that of the sheet support plate. An engaging device can be provided, to engage with a step portion formed in a cassette housing portion of the apparatus to keep the cassette from being entirely removed from the housing. The engaging device may, for example, include an elastic part and an engaging part integrally molded with each other.