| 摘要 |
<p>An assembly having two members arranged for relative movement in contact during or before or after the movement, wherein one member is of ceramics and the other is metal member whose contact surface is coated with a composition of Cu and LiF. Such a combination has small weight loss and max wear depth in a friction and wear test. It is useful for combinations such as tappet/cam, rocker arm/cam, valve/valve seat and liner/piston ring.</p> |
