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:
Jun. 17, 2003
Filed:
Jul. 07, 2000
Applicant:
Inventors:
Sokichi Takemura, Shizuoka, JP;
Tadao Ishikawa, Mobara, JP;
Assignee:
Tenryu Seikyo Kabushiki Kaisha, Shizuoka, JP;
Primary Examiner:
Int. Cl.
CPC ...
B24D 1/800 ;
U.S. Cl.
CPC ...
B24D 1/800 ;
Abstract
A metal-bonded grinding tool including a base, and abrasive grains bonded to the base by a bond matrix containing Cu alloy as a main component. The bond matrix further contains a powder selected from the group consisting of Ti, Al, and a mixture thereof. An average grain protrusion is set to 30% or more of an average grain diameter, and an average grain spacing is set to 200% or more of the average grain diameter.