crosshead(redirected from Cross-head bearing)
Also found in: Thesaurus, Encyclopedia.
A beam that connects the piston rod to the connecting rod of a reciprocating engine.
1. (Printing, Lithography & Bookbinding) printing a subsection or paragraph heading printed within the body of the text
2. (Mechanical Engineering) a block or beam, usually restrained by sliding bearings in a reciprocating mechanism, esp the junction piece between the piston rod and connecting rod of an engine
3. (Nautical Terms) nautical a bar fixed across the top of the rudder post to which the tiller is attached
4. (Mechanical Engineering) a block, rod, or beam fixed at the head of any part of a mechanism
a sliding member of a reciprocating engine for keeping the motion of the joint between a piston rod and a connecting rod in a straight line.
Switch to new thesaurus
|Noun||1.||crosshead - a heading of a subsection printed within the body of the text|
|2.||crosshead - metal block that connects to a piston; it slides on parallel guides and moves a connecting rod back and forth|
block - a solid piece of something (usually having flat rectangular sides); "the pyramids were built with large stone blocks"
steam engine - external-combustion engine in which heat is used to raise steam which either turns a turbine or forces a piston to move up and down in a cylinder