. American engineer and railroad journal . V - Duplicate Method of Connecting Bordo Blow-Off Valve toStationary Boiler. turned at any time. When the lock nut is turned up to theunder face of the wheel a lifting cam, which couples the pack-ing gland to the plug, may be pulled out and the gland is thenfree to be removed in order to repack the plug. The accompanying part sectional engraving illustrates astraightway blow-off valve. This valve has a heavy shank, theoutside diameter of which is the outside diameter of the nextlarger size pipe than that of the nominal dimension of thevalve and discha
. American engineer and railroad journal . V - Duplicate Method of Connecting Bordo Blow-Off Valve toStationary Boiler. turned at any time. When the lock nut is turned up to theunder face of the wheel a lifting cam, which couples the pack-ing gland to the plug, may be pulled out and the gland is thenfree to be removed in order to repack the plug. The accompanying part sectional engraving illustrates astraightway blow-off valve. This valve has a heavy shank, theoutside diameter of which is the outside diameter of the nextlarger size pipe than that of the nominal dimension of thevalve and discharge, thus insuring ample strength. When fit-ted to stationary boilers a desirable form of attachment Is to piciiact UTTIHe WHEEL ■ sou/me rod wpe«
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
