Five hundred and seven mechanical movements (1903)
Brown, Henry T. [from old catalog] · New York, Brown & Seward · leaf 73
pulley. When the rim turnsin the opposite direction to the arrow, itgives motion to the shaft by means of thepivoted eccentric arms ; but when it turnsin the direction of the arrow, the arms turnon their pivots and the shaft is at rest. Thearms are held to the rim by springs. 268. Circular into… … Mechanical Movements. 69 270. Anti-friction bearing for a pulley. 271. On vibrating the lever to which thetwo pawls are attached, a nearly continuousrectilinear motion is given to the ratchet-bar. 272. Rotary motion of the beveled diskcam gives a reciprocating rectilinear motionto the rod bearing…
Mechanical movements
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