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:
Aug. 10, 2010

Filed:

Feb. 04, 2009
Applicants:

Hiroshi Sakata, Minami-ashigara, JP;

Fumio Noji, Minami-ashigara, JP;

Inventors:

Hiroshi Sakata, Minami-ashigara, JP;

Fumio Noji, Minami-ashigara, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B27N 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An aging apparatus has a roller group consisting of a front roller, a middle roller and a rear roller, and a table for supporting the roller group. The middle roller takes a press state pressing a flexible tube with a constant force and a retraction state staying away from the flexible tube. In aging operation, while the middle roller comes in the press state, the table moves from a start position being a farthest end of the flexible tube to an end position. After the aging operation, the middle roller comes in the retraction state and the table returns to the start position. The aging operation is performed a predetermined number of times on the same flexible tube, so that the flexible tube is bent more largely with increase in the number of execution.


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