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.

Date of Patent:
Feb. 25, 1992

Filed:

Jun. 26, 1991
Applicant:
Inventors:

Kazuhiro Matsuo, Tokyo, JP;

Koichi Murakami, Kanagawa, JP;

Yoichi Tagawa, Ibaraki, JP;

Kenichi Iizumi, Ibaraki, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B42L / ;
U.S. Cl.
CPC ...
412 11 ; 412 16 ; 412 46 ;
Abstract

A sheet binding apparatus includes a supporting member for supporting a set of sheets; a punch for punching the set of sheets on the supporting member; a binder for supporting a ring member and for binding the sheets by penetrating the ring member through punched holes of the sheets punched by the punch; a detector for detecting a size of the ring member supported on the binder; a device for changing a punching condition by the punch in accordance with an output of the detector; and a conveyer for conveying the set of sheets punched by the punch to the ring member supported on the binder.


Find Patent Forward Citations

Loading…