. Locomotive engineering : a practical journal of railway motive power and rolling stock . i«;.(,,T E<ii/irt, ..\IU .\lr.\K.\TUS FOR WELDING M.\CHINE. the right nf the picture holds a spiralspring which takes up the shock that fol-lows the punch pushing through the air cylinder is an old air-brake cylin-der, and all the other parts represent verysmall expenditure of time or PUNCHING iM.\ will not, realize this fact cannot maintainfor any length of time an economical oper-ation in the proper sense of the H. Goodve.\r. Home Made Punching Machin
. Locomotive engineering : a practical journal of railway motive power and rolling stock . i«;.(,,T E<ii/irt, ..\IU .\lr.\K.\TUS FOR WELDING M.\CHINE. the right nf the picture holds a spiralspring which takes up the shock that fol-lows the punch pushing through the air cylinder is an old air-brake cylin-der, and all the other parts represent verysmall expenditure of time or PUNCHING iM.\ will not, realize this fact cannot maintainfor any length of time an economical oper-ation in the proper sense of the H. Goodve.\r. Home Made Punching Machine. There is a very decided tendency amongthe head motive-power officials of South-ern railroads to put the blue pencil markthrough requisitions for tools sent in bythe master mechanic. The consequence ofthis policy is that repair shops in theSouth are full of imijrovised devices forcurtailing the labor account. The punch- Welding Machine Operated by Air. The illustration shows an air appliancewhich has been attached to the Debom-bourg welding and upsetting machine usedin the Erie shops at Gabon, Ohio. Themachine was originally operated by alever 7 feet long, and required from oneto four men to operate it. It is nowoperated by the valve shown in cylinder is 12 x 27 inches, and has arack on the end of piston rod. This isconnected to a segment of a gear on theend of the eccentric shaft. This
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroa, bookyear1892
