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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 35

An illustration from 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, leaf 35
ough a single move-ment of the finger lever, three differentmovements are made, including the rais-ing of the index number. -^^. LEVER ACTION in a typewrit-ing machine. A main lever with fingerstud operates the type lever through abell crank and links. 4Sh. LEVER ACTION in a typewrit-ing machine.… … 48i. STRAIGHT LINE LINK-AGE.—With the joints S and P!«- fixed the joint B will have a ver-trical motion while the link L, Mwill have a horizontal motion paral-lel with the fixed points S, P. LinksP, C, C, M, and B, C, are of equallength. L, B and L, M of equal lengths, as are the short links, S, L…

Mechanical movements

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