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:
Jan. 10, 2006
Filed:
Aug. 01, 2003
Applicants:
Victor Chun, Walton Hills, OH (US);
Frank Madej, Mentor, OH (US);
Inventors:
Victor Chun, Walton Hills, OH (US);
Frank Madej, Mentor, OH (US);
Assignee:
Danly IEM, Boston, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 5/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rotary bending tool having a series of graphite plugs mounted in a saddle recess engaging a rocker surface to lubricate the same. The rocker is machined in an unhardened state and thereafter heat treated to be hardened, with reverse bending of the rocker thereafter carried out to correct any warpage.