Piston or connecting rod sleeve (bush) useful in automobile engine technology consists of a number of thermally sprayed on layers where the uppermost layer comprises aluminum/bismuth alloy

摘要

Piston or connecting rod sleeve (bush) consisting of a number of thermally sprayed on layers where the uppermost layer comprises Al/Bi alloy. An independent claim is included for a method involving appliction of the Al/Bi alloy pior to thermal coating.