(definition) by Webster 1913 Tue Dec 21 1999 at 22:05:49

Bell" crank` (?).

A lever whose two arms form a right angle, or nearly a right angle, having its fulcrum at the apex of the angle. It is used in bell pulls and in changing the direction of bell wires at angles of rooms, etc., and also in machinery.

 

© Webster 1913.

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