Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 265
997. INTERMITTENT CIRCULARMOTION, from a vibrating arm and pawl actingupon a ratchet wheel. … 998. INTERMITTENT ROTARY MOTION of a ratchet wheel by lever and hook pawls.B, vibrating lever.A, ratchet wheel.
Mechanical movements
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