. Electric railway journal . These are the tools that the motorman works withGive him the best 506 Electric Railway Journal Vol. 51, No. 11. Better braking results inenergy saving applied to the wheels, and the greater will be the volumeof air used in applying the brakes. By taking up anyexcessive slack in the brake rigging the slack adjusteraids in giving more efficient braking. Slack adjust-ers also lengthen the period between brake adjustments. The most important recent developments in couplerdesign include provision for automatically making theair and electrical connections be-tween cars a
. Electric railway journal . These are the tools that the motorman works withGive him the best 506 Electric Railway Journal Vol. 51, No. 11. Better braking results inenergy saving applied to the wheels, and the greater will be the volumeof air used in applying the brakes. By taking up anyexcessive slack in the brake rigging the slack adjusteraids in giving more efficient braking. Slack adjust-ers also lengthen the period between brake adjustments. The most important recent developments in couplerdesign include provision for automatically making theair and electrical connections be-tween cars as well as providingthe mechanical coupling of thecars. These improvements ef-fect a great saving in time in ad-ding and cutting off cars andthey also do away with the ex-tra men formerly necessary toassist the motorman in makingthese connections. Accidentsare also reduced to a couplers also make iteasy to add and cut off cars atpoints before the end of the line is reached, so thattrains of maximum length can be operated through thecongested service sections and then cars can be cut offand the remainder of the run mad
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