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:
May. 09, 2000

Filed:

Jul. 02, 1998
Applicant:
Inventors:

Toshiya Ishida, Tokyo, JP;

Toru Yoshie, Tokyo, JP;

Kazuaki Baba, Tokyo, JP;

Assignee:

Max Co., Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B42B / ; B42D / ; B25C / ;
U.S. Cl.
CPC ...
412 39 ; 412 40 ; 412 38 ; 281 272 ; 227119 ; 227120 ; 227155 ;
Abstract

A binding device for binding a stack of sheets with a bind member in which parallel legs extend perpendicularly from a straight portion, the binding device comprises: a driver plate which drives the straight portion of the bind member toward the legs; curved shaping guide grooves which are formed to respectively correspond to the legs; and a fulcrum member which is disposed in the vicinity of and inside one end of each of the shaping guide grooves, and which constitutes shaping fulcrums, the shaping fulcrums respectively engaging with side faces of the legs of the bind member which is driven out toward the one end of each of the shaping guide grooves, thereby bendingly shaping the legs, and, during a period after the bind member is driven out and before the legs are formed into ring-like shapes by the fulcrum member and the shaping guide grooves, the legs are passed through punched holes formed in an edge portion of each of sheets.


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