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. 14, 2023

Filed:

Feb. 13, 2019
Applicant:

Oiles Corporation, Tokyo, JP;

Inventors:

Hideki Kiriaki, Fujisawa, JP;

Junichi Tanahashi, Fujisawa, JP;

Satoshi Abe, Fujisawa, JP;

Assignee:

OILES CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 37/12 (2006.01); B21D 28/14 (2006.01); B21D 43/00 (2006.01); B21D 45/02 (2006.01);
U.S. Cl.
CPC ...
B21D 37/12 (2013.01); B21D 28/14 (2013.01); B21D 43/003 (2013.01); B21D 45/02 (2013.01);
Abstract

The present invention increases the positional accuracy of a floating cutter unit with respect to a press upper die for main trimming. A floating cutter unit is provided with: a floating cutter for cutting scrap from a plate-shaped material, said floating cutter being attached to and used in a trimming press processing device that cuts scrap from a plate-shaped material along a trim line Tr and that additionally cuts scrap along a scrap cut line Sc; a spring that is brought into contact with the tail end surface of the floating cutter and with a holder set for holding the floating cutter so as to be movable in the direction of an axial center O, and that applies reaction force to the floating cutter; and a guide member that is attached to the holder set, brought into contact with the floating cutter, and used to guide movement in the direction of the axial center O.


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