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.
Patent No.:
Date of Patent:
Aug. 04, 2015
Filed:
Nov. 29, 2010
Applicants:
Satoshi Tsuda, Toyota, JP;
Tomonari Yasuda, Toyota, JP;
Inventors:
Satoshi Tsuda, Toyota, JP;
Tomonari Yasuda, Toyota, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 39/00 (2006.01); B21D 39/18 (2006.01); B23P 19/00 (2006.01); B21B 39/20 (2006.01); B21D 5/14 (2006.01); B21D 39/02 (2006.01);
U.S. Cl.
CPC ...
B21D 5/143 (2013.01); B21D 39/023 (2013.01); Y10T 29/53422 (2015.01);
Abstract
A compact roller hemming device which can perform a hemming process with respect to various works. The roller hemming device for hemming a work includes rotary shafts rotating on axes thereof, and first lower dies and second lower dies on which the corresponding work is placed. The first lower dies and the second lower dies are arranged on outer circumferential parts of the rotary shafts at predetermined intervals. The rotary shafts rotate so that one each of the first lower dies and the second lower dies is selected depending on a type of the work to be hemmed.