Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 264
1016. INTERMITTENT MOTION of a ratchetcrown wheel from the reciprocating motion of alever and pawl 1017. INTERNAL MULTIPLE CAM for operat-ing several slides for internal grip, or for expandingthe cutters of a die stock. 1018.pawls. RATCHET HEAD with spring
Mechanical movements
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