from The Century Dictionary and Cyclopedia
- n. In machinery, any pin forming a means of connecting a pitman to a cross-head or crank; more particularly, the pin of the crank to which a pitman is connected.
- n. A pin in a wrist-plate of a steam-engine, whether connected with an eccentric-rod or with a valve-rod.
Sorry, no etymologies found.
A wrist-pin on the gear, D, forms a crank which is connected to a bar at the rear end of the sieves, G, pivoted to an arm at H, by which the sieves have a shaking or reciprocating motion as the machine operates.
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