a subsection or paragraph heading printed within the body of the text
2.
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
a bar fixed across the top of the rudder post to which the tiller is attached
4.
a block, rod, or beam fixed at the head of any part of a mechanism
crosshead in American English
(ˈkrɔsˌhɛd)
noun
a sliding bar or block joining a connecting rod and a piston rod: converts reciprocating motion into rotary motion, as in the steam engine
crosshead in Mechanical Engineering
(krɔshɛd)
Word forms: (regular plural) crossheads
noun
(Mechanical engineering: Machinery and components)
A crosshead is a block or bar between the piston and the connecting rod of an engine, that prevents the piston from moving from side to side and damaging the piston and cylinder.
The crosshead guides the piston rod, protecting it from the sideways forces of the connecting rod.
The hinge between the piston and connecting rod is placed outside the cylinder, ina large sliding bearing block called a crosshead.
A crosshead is a block or bar between the piston and the connecting rod of an engine, that preventsthe piston from moving from side to side and damaging the piston and cylinder.