Five hundred and seven mechanical movements (1903)
Brown, Henry T. [from old catalog] · New York, Brown & Seward · leaf 41
drill, producing alternatingrotary motion of the drill. 125. A modification of the motion shownin 122, but of a more complex character. 126. A bell-crank lever, used for changingthe direction of any force. 127. Motion used in air-pumps. On vi-brating the lever fixed on the same shaftwith the… … ^,,^,/.f;f.j>^j^jJ>,,7^,<A \>^>^- ^^>^yr/.rw///^ Mechanical Movements. 37 128. A continuous rotary motion of theshaft carrying the three wipers produces areciprocating rectiUnear motion of the rec-tangular frame. The shaft must revolve inthe direction of the arrow for the parts to…
Mechanical movements
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