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.

Date of Patent:
Aug. 05, 1997

Filed:

Oct. 05, 1995
Applicant:
Inventors:

Tadashi Tanaka, Nagoya, JP;

Masaaki Sakamoto, Nagoya, JP;

Koichi Yamamoto, Nagoya, JP;

Yoshiaki Sato, Nagoya, JP;

Eiji Kato, Nagoya, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ;
U.S. Cl.
CPC ...
428614 ; 148415 ; 148437 ;
Abstract

A wear resisting aluminum alloy composite material consisting of 10 to 40% by volume of a hybrid compact and the balance substantially an aluminum alloy matrix, wherein the hybrid compact contains 85 to 95% by weight of an inorganic whisker which is 0.2 to 1.2 .mu.m in diameter and 10 to 30 .mu.m in length, and 5 to 15% by weight of an alumina fiber which is 100 to 300 .mu.m in length, and the aluminum alloy matrix contains 4 to 12% by weight of a silicon having an average grain size of not more than 5 .mu.m. The composite material offers good properties such as anti-seizure property and wear resistance. The composite material is suitable for sliding members. Aluminum borate whisker and potassium titanate whisker may be preferably used as the inorganic whisker.


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