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:
Jul. 20, 2010
Filed:
Jul. 26, 2007
Toshiyuki Sawada, Himeji, JP;
Akihiko Yanagitani, Himeji, JP;
Shingo Fukumoto, Himeji, JP;
Tomoki Okita, Wako, JP;
Takashi Tsuyumu, Wako, JP;
Makoto Asami, Wako, JP;
Nobuki Matsuo, Tochigi-Ken, JP;
Shogo Matsuki, Tochigi-Ken, JP;
Yoshitaka Tsujii, Tochigi-Ken, JP;
Toshiyuki Sawada, Himeji, JP;
Akihiko Yanagitani, Himeji, JP;
Shingo Fukumoto, Himeji, JP;
Tomoki Okita, Wako, JP;
Takashi Tsuyumu, Wako, JP;
Makoto Asami, Wako, JP;
Nobuki Matsuo, Tochigi-Ken, JP;
Shogo Matsuki, Tochigi-Ken, JP;
Yoshitaka Tsujii, Tochigi-Ken, JP;
Sanyo Special Steel Co., Ltd., Hyogo-Ken, JP;
Honda Motor Co., Ltd., Tokyo, JP;
Abstract
There are disclosed a laser clad valve seat raw-material powder superior in productivity, cladding property, wear resistance and finishing property, and a laser clad valve seat using the same superior in wear resistance. The row-material powder comprises a powder mixture comprising: 80 to 99% by weight of a Cu-based alloy powder comprising 0.5 to 5% by weight of B, 0 to 20% by weight of Ni, 0 to 10% by weight of Fe plus Co, 0 to 5% by weight of Si, 0 to 3% by weight of Al, and the balance Cu and unavoidable impurities; and 1-20% by weight of an Fe or Co based alloy powder having a Vickers hardness of 500 HV or higher and an average particle diameter of 50 to 200 μm of and comprising 5 to 40% by weight of Mo, 0 to 25% by weight of Cr, 0 to 5% by weight of Si, and the balance Fe or Co and unavoidable impurities.