(a) a valve in a piston, as in that of a piston pump; (b) a valve consisting of a small piston sliding back and forth in a tube, opening or…
| 单词 | θ213938 |
| 释义 | society > occupation and work > equipment > machine > machines which impart power > engine > steam engine > [noun] > parts of > valves > for regulating steam (5) piston valve1735 (a) a valve in a piston, as in that of a piston pump; (b) a valve consisting of a small piston sliding back and forth in a tube, opening or… induction valve1847 the valve which controls the passage of steam into the cylinder. cross-head brasses1865 plural the brass bearings of the cross-head of a steam or other engine. long slide1875 In a steam engine: a slide valve that is sufficiently long for its back-and-forth motion to open and shut the respective ports which alternately… trip valve-gear1903 a valve-gear in which the steam is cut off by the tripping of a lever which holds open the steam-valve. |
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