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:
Feb. 22, 1994
Filed:
Aug. 13, 1992
Applicant:
Inventors:
Mitsuru Moritaka, Chiba, JP;
Sadahiko Shinya, Chiba, JP;
Katsuhiro Takebayashi, Chiba, JP;
Seiro Yahata, Chiba, JP;
Chisato Yoshida, Chiba, JP;
Assignee:
Rheo-Technology, Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21J / ;
U.S. Cl.
CPC ...
72364 ; 164900 ;
Abstract
When a semi-solidified metal composition is formed in a forging die assembly, it is formed under conditions satisfying particular mass fraction solid and flowing rate in the die and then held under a given pressure until the metal composition is completely solidified.