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.
- bell-cranked, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use bell crank in a sentence
In this groove is a steel roller upon a pin attached to the bell crank operating the main valve stem.Mechanical Drawing Self-Taught | Joshua Rose
What is to be done should the vertical arm or bell crank break?The Traveling Engineers' Association | Anonymous
Referring to Fig. 23, A is a bell-crank which turns loosely upon the valve stem V.
When in operation, the bell-crank is rotated in the direction of the arrow by the action of the wrist-plate and connecting-rod.
This in turn operates the lever L through rod R and a bell-crank attachment, as shown in the right-hand view.
British Dictionary definitions for bell crank
engineering a lever with two arms having a common fulcrum at their junction
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012