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:
Mar. 07, 2006

Filed:

Oct. 23, 2001
Applicants:

Masami Iwamoto, Isehara, JP;

Shigeru Endo, Isehara, JP;

Inventors:

Masami Iwamoto, Isehara, JP;

Shigeru Endo, Isehara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26F 1/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

When a retainer collaris rotated with respect to a punch guidein a turnable manner, an upper punch driverwhich pierces the retainer collarso as to be movable up and down is rotated with respect to the punch guideAs a result, since the upper punch driveris screwed into a lower punch driverand is rotated with respect to the lower punch driverprovided on the punch guidemovably up and down, an up-down positional relationship between the upper punch driverand the lower punch drivercan be adjusted.


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