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 258
992J. CHANGEABLE MOTIONGEAR.—Two or more changes of motionby bevel gear may be made by moving apinion along a feathered shaft at an anglewith the change gear shaft. 252 GEARING.
Mechanical movements
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