. Railway age gazette . IIPJ Sectional Elevation of Valve for Roundhouse Blower Line holder off the seat, thereby opening the valve. On turningthe handle to the right the spring forces the disc-holder August, 1914 RAILWAY AGE GAZETTE, MECHAXICAL EDITION 439 against the seat, where it is firmly held by the steam one of the engravings the valve is shown in position inthe pipe line, with the stem and hand wheel extended down-ward to a position convenient for operation. The valve isdesigned to permit a piping arrangement which will elim-inate the trapping of condensation in the connect
. Railway age gazette . IIPJ Sectional Elevation of Valve for Roundhouse Blower Line holder off the seat, thereby opening the valve. On turningthe handle to the right the spring forces the disc-holder August, 1914 RAILWAY AGE GAZETTE, MECHAXICAL EDITION 439 against the seat, where it is firmly held by the steam one of the engravings the valve is shown in position inthe pipe line, with the stem and hand wheel extended down-ward to a position convenient for operation. The valve isdesigned to permit a piping arrangement which will elim-inate the trapping of condensation in the connecting pipes,with a valve seating from the top, in the usual manner. on either side of the machine. There are two swivel heads, bothof which are on the cross rail, one for the boring bar and theother for use in facing for lateral motion. Thev are both DRIVING BOX BORING MILL A 42 in. boring mill with a chucking device designed especiallyfor handling driving lioxes has recently been developed by the. Driving Box Cliuck Used on 42 In. Boring IVIili Gisholt I\Iachine Conii;any. .Madison. Wis. Considerable atten-tion has been given to convenience in tlie arrangement of the
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroa, bookyear1913
