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pulley

/pool-ee/US // ˈpʊl i //UK // (ˈpʊlɪ) //

滑轮,皮带轮,带轮,滑车

Related Words

Definitions

n.名词 noun
  1. 1

    plural pul·leys.

    • : a wheel, with a grooved rim for carrying a line, that turns in a frame or block and serves to change the direction of or to transmit force, as when one end of the line is pulled to raise a weight at the other end: one of the simple machines.
    • : a combination of such wheels in a block, or of such wheels or blocks in a tackle, to increase the force applied.
    • : a wheel driven by or driving a belt or the like, used to deliver force to a machine, another belt, etc., at a certain speed and torque.

Synonyms & Antonyms

Examples

  • This easy lift pulley system allows you to free up garage space and store your bicycles above with a sturdy locking mechanism.

  • This pulley system lifts the bike high on the wall and frees up floor space.

  • AmazonRather than take on the precarious task of heaving your bike up to a ceiling hook, use this pulley lift that assists in slowly and smoothly raising the bike.

  • What these spiders have evolved isn’t a loading-dock pulley with a wheel.

  • They will guide them carefully through a 10th-floor window to the roof, then use pulleys to hang them on the recently reinforced steel frame on the rooftop.

  • So we had to have a pulley system where he was lowered on cables.

  • Bullock died while attempting to fix one of the presses in 1867: After it became stuck, he tried to kick a belt onto a pulley.

  • But she bought a small pulley as well as the ground connections which Mr. Brill had in stock.

  • The aeroplane had been hoisted to its elevated position by means of a stout rope passing through a pulley at the top of the pole.

  • Shattered as were the bows of the wreck, he had succeeded in saving the two cat-heads with their three pulley-blocks.

  • The gap between the sawed portions permits a pulley to be fastened on the shaft to serve as the main drive.

  • The motor is lined up on the base, so that its pulley wheel will run a belt on the large wheel of the roller.