Crosshead

[krɒshed]

解释:

(noun.) metal block that connects to a piston; it slides on parallel guides and moves a connecting rod back and forth.

整理:雪莉--From WordNet

解释:

(n.) A beam or bar across the head or end of a rod, etc., or a block attached to it and carrying a knuckle pin; as the solid crosspiece running between parallel slides, which receives motion from the piston of a steam engine and imparts it to the connecting rod, which is hinged to the crosshead.

安编辑