bell crank

American  

noun

Machinery.

1. a lever or rocker having two arms meeting at a pivot at a right angle, used for transmitting motion between two parts meeting at an angle.

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bell crank British  

noun

1. engineering a lever with two arms having a common fulcrum at their junction

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Other Word Forms

• bell-cranked
  adjective

Etymology

Origin of bell crank

First recorded in 1880–85

Example Sentences

See Examples For:

bell crank

This engagement is effected by means of a bell crank k, operated by a shipper rod k1 on which adjustable dogs are placed, arranged to be operated by the cutter slide f.

From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua

The shoes are in the form of a bell crank, upon the exposed end of which is provided a small lug, clearly shown in the cut.

From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua

Q. If the horizontal arm of bell crank should break?

From The Traveling Engineers' Association To Improve The Locomotive Engine Service of American Railroads by Anonymous

Throwing reverse lever in mid-gear will help to get bell crank in position to block.

From The Traveling Engineers' Association To Improve The Locomotive Engine Service of American Railroads by Anonymous

The smaller arm of this bell crank is jointed to a bolt, which shoots into notches, made in one of the segments between which the lever moves.

From A Catechism of the Steam Engine by Bourne, John, C.E.