. American engineer and railroad journal . P0SIT1YE WATER GLASS GUARD—CLOSED. POSITIVE WATER GLASS GUARD—OPENED. copper chain. It plays no other part in the operation of theswitch. As arranged for draining sumps, the copper float and ironball are reversed. This reverses the switch action to start thepump when the water level gets too high. Dampness will not ing claims for injuries received from this cause and the accom-panying law suits. The guard is practically a permanent fixtureon the boilerhead and cannot be lost or thrown away. It lastsas long as the boilerhead and costs nothing for renew
. American engineer and railroad journal . P0SIT1YE WATER GLASS GUARD—CLOSED. POSITIVE WATER GLASS GUARD—OPENED. copper chain. It plays no other part in the operation of theswitch. As arranged for draining sumps, the copper float and ironball are reversed. This reverses the switch action to start thepump when the water level gets too high. Dampness will not ing claims for injuries received from this cause and the accom-panying law suits. The guard is practically a permanent fixtureon the boilerhead and cannot be lost or thrown away. It lastsas long as the boilerhead and costs nothing for renewals. Traindelays caused by inability of enginemen to locate and shut off , 1909. AMERICAN ENGINEER AND RAILROAD JOl R I I 383 cocks are done away with as the cocks can be found immedi-ately ami closed with the bare hand with the new guard. Timeis saved when renewing water glasses, as there are no parts toremove or lose. After the glass is applied cocks may bi opem dquickly with no danger to workman. The guard does not neces-
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
