Patent Number: 6,254,701

Title: Copper alloy and sliding bearing having improved seizure resistance

Abstract: A sliding bearing having improved seizure resistance has the following structure. (a) A bearing layer (2). It comprises a copper alloy containing in a Cu matrix Ag, Sn, Sb, In, Mn, Fe, Bi, Zn, Ni and/or Cr. (b) A fisrst sub-layer (3) of the bearing layer (2). It (3) contains concentrated element, hexagonal compound or eutectic of said element(s). (c) A second sub-layer (2a) in which said element in essential solid-solution state. (d) Metal backing (1).

Inventors: Oshiro; Haruyuki (Aichi, JP), Tomikawa; Takashi (Aichi, JP), Kamiya; Soji (Aichi, JP), Hashizume; Katuyuki (Aichi, JP)

Assignee: Taiho Kogyo Co., Ltd.

International Classification: B32B 15/01 (20060101); F16C 33/04 (20060101); F16C 33/12 (20060101); C22C 009/00 (); F16C 017/00 ()

Expiration Date: 07/03/2018