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. 14, 2010
Filed:
Dec. 28, 2005
Minoru Kawasaki, Toyota, JP;
Takao Kobayashi, Seto, JP;
Tadashi Oshima, Aichi-ken, JP;
Kazuyuki Nakanishi, Seto, JP;
Minoru Kawasaki, Toyota, JP;
Takao Kobayashi, Seto, JP;
Tadashi Oshima, Aichi-ken, JP;
Kazuyuki Nakanishi, Seto, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Abstract
While securing the building-up ability and crack resistance, to provide a build-up wear-resistant copper alloy and valve seat. The build-up wear-resistant copper alloy and valve seat are characterized by having a composition of nickel: 5.0-24.5%, iron: 3.0-20.0%, silicon: 0.5-5.0%, boron: 0.05-0.5%, chromium: 0.3-5.0%, one member or two members or more selected from the group consisting of molybdenum, tungsten and vanadium: 3.0-20.0%, by weight %, and the balance being copper and inevitable impurities.