. The railroad and engineering journal . 529 THE RAILROAD AND [ November, 1887. Answer. The back end of the piston-rod and the front, orsmall end, as it is called, of the connecting-rod are attached towhat is called a cross-head, shown in figs. A and B, plate moves between bars, 0 0, called guide-bars,which are set so that the motion of the cross-head is coincidentwith, or parallel to, the axis or center line of the the end of the piston-rod is attached to the cross-head,thev must both move in a path parallel to the faces of theguide-bars on which the cross-head slides. In t
. The railroad and engineering journal . 529 THE RAILROAD AND [ November, 1887. Answer. The back end of the piston-rod and the front, orsmall end, as it is called, of the connecting-rod are attached towhat is called a cross-head, shown in figs. A and B, plate moves between bars, 0 0, called guide-bars,which are set so that the motion of the cross-head is coincidentwith, or parallel to, the axis or center line of the the end of the piston-rod is attached to the cross-head,thev must both move in a path parallel to the faces of theguide-bars on which the cross-head slides. In this way, thepressure exerted by the connecting-rod bears on the guide-barsand is resisted by them. Question 77. How is the conncctitig-rod connected to tin- cninh-pin ? Ans-wer. By what is called a stub-end or strap-luad, shownin fig. 32, which shows a section through the crank-pin /, andfig. 33. which is a plan or view looking down from above Astub-end consists of two brass journal-bearings, orbrasses, a and /, which embrace the crank-
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectrailroa, bookyear1887
