Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 278
1083. CAM SECTORS, or sectors of log-spiral wheels. When laid out as a log spiral,the sum of each pair of coincident radii isequal to the distance of the centres, A, B.As a pair of pressure cams, the sum of the radii varies to meet the required throw of the cams. MOTION AND DEVICES CONTROLLING… … 4^^> 1084. GEAR-DISENGAGING CAMLEVER. — The eccentric slot in the leverthrows the slow driving gear out of lock bythrowing the lever back. 1085. OBLIQUE DISC MOTION.—A discfixed at an angle upon the end of a shaft gives avariable rectilinear motion to a rod and roller by-varying its distance…
Mechanical movements
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