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 261
996. ROTARY MOTION, from reciprocatingmotion of two racks alternately meshing with agear wheel. !^acks are pinioned at «, a. Thecurved slots b, b guide the racks out and intogear. The bell-crank lever c and spring d serveto disengage the rack at the end of the up-stroke. 254 MOTION AND DEVICES… … 997. INTERMITTENT CIRCULARMO riON, from a vibrating arm and pawl actingupon a ratchet wheel.
Mechanical movements
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