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 (1914)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley Publishing · leaf 203
508. Plan with fig-ured measures andscale. 509. SUBMARINE CABLE GRAPNEL. With removable prongs for easy repair. By an\ overstrain, by the prong catching in a rock or* other obstruction, the small rivet, B, will shear offand release the prong. Four prongs to each grap-nel, ^luch used in the repair…
Mechanical movements
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