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:
Sep. 12, 1978
Filed:
Apr. 20, 1977
Applicant:
Inventors:
Hiromu Okunishi, Sayama, JP;
Hideki Nakaji, Kawagoe, JP;
Hiroyuki Suwa, Sayama, JP;
Hideaki Sato, Kawagoe, JP;
Assignee:
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21J / ;
U.S. Cl.
CPC ...
72334 ; 72342 ; 72354 ; 148 124 ;
Abstract
An apparatus and method for forming an integrally-shaped brake disk for a vehicle. The method comprises heating the brake disk material, and maintaining the material heated while it is inserted between upper and lower dies of the apparatus. The central and outer peripheral portions of the material are pressed and held. The intermediate portion between the central and outer peripheral portions is drawn and shaped by relative motion between the dies. The material is continuously quenched while it is maintained pressed and held.