a pivoted beam in a steam engine or similar mechanism, which transmits motion from a piston to a crank or wheel; = beam, n.1 11.
| 单词 | θ213934 |
| 释义 | society > occupation and work > equipment > machine > machines which impart power > engine > steam engine > [noun] > parts of > levers (8) working beam1744 a pivoted beam in a steam engine or similar mechanism, which transmits motion from a piston to a crank or wheel; = beam, n.1 11. beam1759 In the steam-engine, etc.: A heavy iron lever, having a reciprocating motion on a central axis, one end of which is connected with the piston-rod… lever1759 Special applications. Steam-engine. †(a) = beam, n.1 11 (obsolete); (b) a starting-bar. side lever1804 Engineering. Each of two heavy beams located on either side of the cylinder in some early steam engines, which are pivoted centrally to oscillate… lever-beam1824 (see beam, n.1 11). walking beam1824 a beam which oscillates about a central pivot and has one end driven by an engine and the other communicating reciprocating motion to a crank… sway-beam1839 an early name for the side-lever in a steam-engine; = beam, n.1 11. grasshopper-beam?1865 (in a beam engine) a beam which is pivoted at one end, rather than at its centre; cf. grasshopper engine n. |
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