. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . METHOD OF COUNTERBALANCING. each pair being set in opposition to eachother, one of each pair being connected tothe center of a parallel rod and also tothe main rod of a high-pressure steam-cylinder, while the other crank of the pairis connected to the main rod of the low-pressure steam-cylinder. VALVE FOR ENGINES. A steam-actuated valve for engines hasbeen patented by Mr. D. C. Springer,Connellsville, Pa. No. 847,028. The de-vice embraces a cylinder having inlet andexhaust ports with a piston
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . METHOD OF COUNTERBALANCING. each pair being set in opposition to eachother, one of each pair being connected tothe center of a parallel rod and also tothe main rod of a high-pressure steam-cylinder, while the other crank of the pairis connected to the main rod of the low-pressure steam-cylinder. VALVE FOR ENGINES. A steam-actuated valve for engines hasbeen patented by Mr. D. C. Springer,Connellsville, Pa. No. 847,028. The de-vice embraces a cylinder having inlet andexhaust ports with a piston workingtherein, a steam chest secured to the cyHn-der, a frame fitted within the steam chest,ports in the frame and ports in the wallsof the steam chest, a plate fitted on topof the frame and having a central open-ing. The valve is fitted within the frameto reciprocate beneath the plate, and hav-ing inlet and exhaust ports, a secondsteam chest is secured to the first-men-tioned steam chest, and ports for estab-lishing communication between them, a. MAIN VALVE FOR ENGINES. balanced valve in the second steam chest,a stem connected to the valve and connec-tions between the stem and the piston rodwhereby the valve is actuated. It will beunderstood that the motion of the valveis fixed, the amount of travel being in aratio to the attachments of the cross-headlever. May, 1907. RAILWAY AND LOCOMOTIVE ENGINEERING 197 riSTON ROD PACKINC. A piston rod packing has been pat-ented by Mr. H. W. Lee, St. Louis,Mo. No. 844,525. The device com-prises a series of overlapping conical
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1901
