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. 22, 2004
Filed:
Nov. 01, 2002
Applicant:
Inventors:
Assignee:
Daido Metal Company Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 3/10 ; B32B 1/520 ; B22F 3/105 ; B22F 7/04 ; F16C 3/200 ;
U.S. Cl.
CPC ...
B32B 3/10 ; B32B 1/520 ; B22F 3/105 ; B22F 7/04 ; F16C 3/200 ;
Abstract
A multilayer material comprising a backing material ( ) and a obverse material ( ) made of a metal different from the backing material, said obverse material being bonded to the backing material, said obverse material having a rapidly cooled dendrite structure extended substantially vertically to the backing material, said dendrite structure having a grain size not more than 0.02 mm in a cutting plane in parallel to the backing material and/or a dendrite arm spacing not more than 0.02 mm in a cutting plane vertical to the backing material.