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Scientific American, Vol. 22, No. 25 (June 1870) (1870)

leaf 10

An illustration from Scientific American, Vol. 22, No. 25 (June 1870), 1870, leaf 10
the pieces to be connected by only three mov- TRUE SOLUTION OF PROBLEM 3. An express train on the Alleghany Valley Railroad, running ing parts, which parts shall be neither wheels nor pulleys of The bar, C, Fig. 5. is the body required to make four re- at the rate of forty miles an hour, was lately… … fore use one, A, in solution of Problem 1. Yoke this eccen- 1,257.—Hoisting Machine.—Henry Reedy, Cincinnati, Ohio. May 2 shown in Figs. 3 and 4. 1870. tric pulley to a rod, B, in the usual manner ; on this rod is 1,261.—Machinery for Printing upon Spools for Thread, etc.—Ira the simple double…

Patents · Assignor · Metallic · Parts · Consists · Metallic compression · Iron · Sheet metal · Letters patent · Erwin manufacturing · Dated june · Compression casting · Sulphuric acid · Patent office · Steam engine · Wrought iron

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