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:
Dec. 05, 2006

Filed:

Jul. 18, 2002
Applicants:

Noboru Ishikawa, Tokyo, JP;

Ichiro Kusakari, Tokyo, JP;

Takahiro Nagaoka, Tokyo, JP;

Osamu Itagaki, Tokyo, JP;

Yasushi Yokochi, Tokyo, JP;

Inventors:

Noboru Ishikawa, Tokyo, JP;

Ichiro Kusakari, Tokyo, JP;

Takahiro Nagaoka, Tokyo, JP;

Osamu Itagaki, Tokyo, JP;

Yasushi Yokochi, Tokyo, JP;

Assignee:

Max Co., Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21F 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A final gear () and a ball screw shaft () of a rotation drive system of a binding line twist mechanism are connected by a spline and a shaft portion of a center clamp plate () of a binding line clamp apparatus () is connected to a front end of the ball screw shaft (). A shift mechanism for moving the ball screw shaft () and the binding line clamp apparatus () in a front and rear direction by a slide motor () is provided. A wire (W) is wound around a reinforcing bar (S) by a binding line feed mechanism, the wire is grasped by a front end portion of the binding line clamp apparatus () and thereafter, a shift mechanism applies a tension to a loop of the wire by moving rearward the binding line clamp apparatus (). The binding line clamp apparatus () is rotated by a twist motor () and the shift mechanism twists up the wire by moving forward the binding line clamp apparatus (). Since the wire is applied with the tension and twisted, a reinforcing bar binding strength of the wire loop is stabilized.


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