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:
Dec. 02, 2008
Filed:
Jun. 12, 2002
Mikio Kondo, Aichi, JP;
Akira Sekiguchi, Kasugai, JP;
Naoki Miyagawa, Kasugai, JP;
Shigehide Takemoto, Kasugai, JP;
Hiroshi Okajima, Aichi-ken, JP;
Mikio Kondo, Aichi, JP;
Akira Sekiguchi, Kasugai, JP;
Naoki Miyagawa, Kasugai, JP;
Shigehide Takemoto, Kasugai, JP;
Hiroshi Okajima, Aichi-ken, JP;
Kabushiki Kaisha Toyota Chuo Kenkyusho, Aichi-gun, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Tokyo Sintered Metals Corporation, Tokyo, JP;
Abstract
A pressurizing forming process includes the steps of applying a higher fatty acid-based lubricant on a surface of a metallic workpiece and/or a forming surface of a forming tool, and forming, wherein a lubricating film including metallic soap is formed on a pressurized-and-contacted interface, at which the surface of the metallic workpiece and the surface of the forming tool are pressed against and are brought into contact with each other, in forming the metallic workpiece by pressurizing with the forming tool. The metallic workpiece and/or the forming tool can be heated prior to or in the forming step.