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bell crank
noun
, Machinery.
- 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 crank
noun
- engineering a lever with two arms having a common fulcrum at their junction
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Other Words From
- bell-cranked adjective
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Word History and Origins
Origin of bell crank1
First recorded in 1880–85
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Example Sentences
In this groove is a steel roller upon a pin attached to the bell crank operating the main valve stem.
From Project Gutenberg
What is to be done should the vertical arm or bell crank break?
From Project Gutenberg
Referring to Fig. 23, A is a bell-crank which turns loosely upon the valve stem V.
From Project Gutenberg
When in operation, the bell-crank is rotated in the direction of the arrow by the action of the wrist-plate and connecting-rod.
From Project Gutenberg
This in turn operates the lever L through rod R and a bell-crank attachment, as shown in the right-hand view.
From Project Gutenberg
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