Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries (1910)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N. W. Henley publishing company · leaf 19
end. Tothe end of the arm, C, is pivoted a doubletree, D,on the outer end of which a singletree, H, is heldby a pin through one of a row of holes. The in-ner end of this doubletree is connected by loops,E, with the middle of the doubletree, B. Thedoubletree, D, is pivoted about one-third of its… … MECHANICAL POWER, LEVER. 19
Mechanical movements
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