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 51
138a. PARALLEL MOTION ofpliers. The jaws are double pivoted atequal distances from the center pivot ofthe handles. 138^. TRANSMISSION OF CIR-CULAR MOTION by link and sHdingblock. Block is fast on link^at half dis-tance for equal crank lengths. 138c. REVERSING LEVER withrack sector and worm gear.…
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.