| 释义 |
crosshead
cross·head C0763900 (krôs′hĕd′, krŏs′-)n. A beam that connects the piston rod to the connecting rod of a reciprocating engine.crosshead (ˈkrɒsˌhɛd) n1. (Printing, Lithography & Bookbinding) printing a subsection or paragraph heading printed within the body of the text2. (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 engine3. (Nautical Terms) nautical a bar fixed across the top of the rudder post to which the tiller is attached4. (Mechanical Engineering) a block, rod, or beam fixed at the head of any part of a mechanismcross•head (ˈkrɔsˌhɛd, ˈkrɒs-)
n. 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. [1835–45] Thesaurus| Noun | 1. | crosshead - a heading of a subsection printed within the body of the textcrossheadingheader, heading, head - a line of text serving to indicate what the passage below it is about; "the heading seemed to have little to do with the text" | | 2. | crosshead - metal block that connects to a piston; it slides on parallel guides and moves a connecting rod back and forthblock - 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 |
crosshead
crosshead[′krȯs‚hed] (mechanical engineering) A block sliding between guides and containing a wrist pin for the conversion of reciprocating to rotary motion, as in an engine or compressor. (metallurgy) A device generally employed in wire coating which is attached to the discharge end of the extruder cylinder; designed to facilitate extruding material at an angle. (mining engineering) A runner or guide positioned just above a sinking bucket to restrict excessive swinging. See CRSHD
See CRSHDcrosshead
Related to crosshead: Crosshead EngineSynonyms for crossheadnoun a heading of a subsection printed within the body of the textSynonymsRelated Wordsnoun metal block that connects to a pistonRelated Words |