. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . belt through tight and loose pul-leys or by direct attached constant speedmotor for direct or alternating current. As shown a gauge is provided which in-dicates the pressure on the ram in poundsper square inch and the total pressure intons. The pump is a 2 plunger type andthe entire control of the press is througha single screw stem valve. The material used for the bottomplaten, top platen, cylinder and cranebracket, may be made of open hearth steelcastings; the ram and rods of machinerysteel
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . belt through tight and loose pul-leys or by direct attached constant speedmotor for direct or alternating current. As shown a gauge is provided which in-dicates the pressure on the ram in poundsper square inch and the total pressure intons. The pump is a 2 plunger type andthe entire control of the press is througha single screw stem valve. The material used for the bottomplaten, top platen, cylinder and cranebracket, may be made of open hearth steelcastings; the ram and rods of machinerysteel, and the cylinder is copper press as illustrated is built in acapacity of 75 tons with a ram movementof 21. The bottom platen has a totallength of 72. 44 RAILWAY AND LOC(JMOTIVE ENGINEERING February, 1922 A New Idea in Steel Identification and Storage It often happens that, due to an absenceof standard equipment on the market oflack or a standard way of doing things,manufacturers arc forced to create newmethods or devise new equipment that willexactly fit into their particular system of.
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