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. 04, 2003
Filed:
Jun. 21, 2001
Applicant:
Inventors:
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
B32B 1/501 ; C22F 1/14 ;
U.S. Cl.
CPC ...
B32B 1/501 ; C22F 1/14 ;
Abstract
To provide a contact material suitable for a commutator of a micromotor which can improve wear resistance and prolong the life of the micromotor by improving an Au-based clad composite material provided at an outermost layer with Au or an Au alloy. The present invention provides the Au-based clad composite material including a surface of a contact substrate having an Ag—Cu—Si alloy layer cladded with Au or the Au alloy, wherein an intermetallic compound Cu—Si is dispersed and deposited in Au or the Au alloy.