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:
Jun. 28, 2016
Filed:
May. 17, 2011
Applicants:
Hyo-tae Jeong, Gangneung, KR;
Byung-hak Choe, Gangneung, KR;
Inventors:
Hyo-Tae Jeong, Gangneung, KR;
Byung-Hak Choe, Gangneung, KR;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21C 23/00 (2006.01); B21C 23/06 (2006.01); B21C 25/02 (2006.01); B29C 47/00 (2006.01);
U.S. Cl.
CPC ...
B21C 23/001 (2013.01); B21C 23/06 (2013.01); B21C 25/02 (2013.01); B29C 47/0019 (2013.01);
Abstract
An asymmetric extrusion method, an extruded material extruded using the same, a die for asymmetric extrusion, and an asymmetric extrusion apparatus. According to the asymmetric extrusion method, an extruded material having a plate shape is formed by pushing an extruding material through a die including an extrusion hole having an asymmetric shape with respect to an extrusion direction of the extruding material, so as to extrude the extruding material while inducing shear strain in the extruding material.