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piston    音标拼音: [p'ɪstən]
n. 活塞,瓣

活塞,瓣

Piston
n 1: United States neoclassical composer (1894-1976) [synonym:
{Piston}, {Walter Piston}]
2: mechanical device that has a plunging or thrusting motion
[synonym: {piston}, {plunger}]

Piston \Pis"ton\, n. [F. piston; cf. It. pistone piston, also
pestone a large pestle; all fr. L. pinsere, pistum, to pound,
to stamp. See {Pestle}, {Pistil}.] (Mach.)
A sliding piece which either is moved by, or moves against,
fluid pressure. It usually consists of a short cylinder
fitting within a cylindrical vessel along which it moves,
back and forth. It is used in steam engines to receive motion
from the steam, and in pumps to transmit motion to a fluid;
also for other purposes.
[1913 Webster]

{Piston head} (Steam Eng.), that part of a piston which is
made fast to the piston rod.

{Piston rod}, a rod by which a piston is moved, or by which
it communicates motion.

{Piston valve} (Steam Eng.), a slide valve, consisting of a
piston, or connected pistons, working in a cylindrical
case which is provided with ports that are traversed by
the valve.
[1913 Webster]


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  • Piston – Minecraft Wiki
    A piston is a block capable of pushing entities and most blocks when given a redstone signal A sticky piston is a variant of the piston that can additonally pull most blocks when it retracts
  • What is Piston? | How does a Piston work? - Mechanical Boost
    The piston is a reciprocating mechanical disc that reciprocates forward and backward inside the compression chamber of the engine It transfers its motion to the crankshaft via a connecting rod
  • What is a Piston?- Definition, Parts, and Types - The . . .
    A piston is a component of reciprocating engines, reciprocating pumps, gas compressors, hydraulic cylinders, and pneumatic cylinders, among other similar mechanisms It is the moving component that is enclosed in a cylinder and made gas-tight by piston rings
  • Detroit Pistons - Get the Latest Pistons Scores, Schedule News
    Detroit Pistons live scores, game highlights, latest news, and updates
  • PISTON Definition Meaning - Merriam-Webster
    The meaning of PISTON is a sliding piece moved by or moving against fluid pressure which usually consists of a short cylindrical body fitting within a cylindrical chamber or vessel along which it moves back and forth
  • What is a piston? - howengineeringworks. com
    Short Answer: A piston is a cylindrical part that moves up and down inside the engine cylinder It plays a major role in converting the energy produced by the combustion of fuel into mechanical power The piston transmits this power to the crankshaft through the connecting rod It is made from lightweight and strong materials like aluminum alloy to handle high pressure and temperature The
  • Piston Meaning: Types, Uses, and How They Work - Mech Forged
    Piston meaning A piston is a cylindrical piece of metal or other materials that fits inside a cylinder It moves up and down or back and forth to transmit force or pressure Pistons are commonly found in internal combustion engines, hydraulic systems, and pneumatic devices
  • Piston and cylinder | Engineering, Mechanics Applications . . .
    piston and cylinder, in mechanical engineering, sliding cylinder with a closed head (the piston) that is moved reciprocally in a slightly larger cylindrical chamber (the cylinder) by or against pressure of a fluid, as in an engine or pump





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