Block

Of machine and block and tackle.   May also be referred to as pulley, pulley block and pulley-block.

A simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope.

This concept's ID is @1~21971

Contains

  • fairlead 1 facts

    A pulley-block used to guide a rope forming part of a ship's rigging to avoid chafing.

  • bollock 0 facts

    A pulley-block at the head of a topmast.

  • idle pulley 0 facts

    A pulley on a shaft that presses against a guide belt to guide or tighten it.