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. 29, 1992
Filed:
Jan. 08, 1992
Koichi Murakami, Yokohama, JP;
Kazuhiro Matsuo, Tokyo, JP;
Kenichi Iizumi, Ibaraki, JP;
Yoichi Tagawa, Ushiku, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Daiichi Seiki Kaisha Kabushiki Kaisha, Ibaraki, JP;
Abstract
A sheet binding apparatus includes a support for supporting a set of sheets; a puncher for punching the sets of sheets on the support; binder for binding the sheets by penetrating a ring member through punched holes of the sheets punched by the puncher; a detector for detecting a size of the ring member supported on the binder; a changing device for changing a degree of opening of the ring member in accordance with a size of the ring member; a conveyer for conveying the set of sheets punched by the puncher to the ring member supported on the binder; a second support for supporting the binder for movement between an automatic mode position wherein the binder receives the set of sheets conveyed by the conveyer and a manual mode position wherein the set of sheets can be received without use of the conveyer; a second detector for detecting the manual mode position of the binder and for prohibiting conveyance of the sheets by the conveyer; ring controller for controlling the degree of opening of the ring member during the manual mode; wherein the ring controller opens the ring member to the degree of opening predetermined in accordance with the size of the ring member.