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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 249

An illustration from 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, leaf 249
634. THREE-POINT STRAIGHT-LINELINKAGE. Two links are on fixed pivots andpivoted to the triangular piece at half the lengthof the fixed pivots distance. The end of the tri-angular piece carries a tracer on the line of thefixed pivots. At three points in the double curvethe tracer crosses a straight… … 635. THREE-POINT STRAIGHT-LINELINKAGE. The radial bars are of equal length.The cross link is half the length between thefixed pivots with the tracer in its center. Thecenter and extreme points are in a straight Hne. 636. THE DEAD CENTER PROBLEM. Two cranks andtreadles with the driven crank at an…

Mechanical movements

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