or compressed air tion for transportation, the tank having near its top es AN IMPROVED BLOW-OFF COCK AND FIRE to the bottom of the cylinder, the piston will be raised opposite side flanges which rest on top of the planks. EXTINGUISHER. To lift the main truck platform and tank, when the A device to… … shaft mounted to turn in suitable bearings on the front plate, as shown at 2 in the main fig- to tip the car body, as shown in the illustration, the ure. On this shaft is also an upwardly extend- ear body being returned toits normal position by the ing lever carrying near its handle end a catch…
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