The Encyclopedia Americana: A Library of Universal Knowledge, Količina 1Americana corporation, 1931 |
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Stran 280
A Library of Universal Knowledge. AIR BRAKE S - 6 INDEPENDENT BRAKE VALVE RUNNING POSITION Fig . 5 AIR BRAKE Fig . 6. 280 brake cylinder . This valve permitted the use of high brake cylinder emergency pressure , which it gradually reduced ...
A Library of Universal Knowledge. AIR BRAKE S - 6 INDEPENDENT BRAKE VALVE RUNNING POSITION Fig . 5 AIR BRAKE Fig . 6. 280 brake cylinder . This valve permitted the use of high brake cylinder emergency pressure , which it gradually reduced ...
Stran 281
A Library of Universal Knowledge. AIR BRAKE Fig . 6 AIR BRAKE. 60 and 80 cars per train , however , it was found that , during a service brake application , the brake pipe pressure reduced so slowly toward the rear of the train that the ...
A Library of Universal Knowledge. AIR BRAKE Fig . 6 AIR BRAKE. 60 and 80 cars per train , however , it was found that , during a service brake application , the brake pipe pressure reduced so slowly toward the rear of the train that the ...
Stran 283
... brake cylinder pressure secured through these reservoirs ; ( 2 ) The " L » was the first triple valve to develop a higher brake cylinder pressure for emergency than for service brake applications . This higher pres- sure was secured ...
... brake cylinder pressure secured through these reservoirs ; ( 2 ) The " L » was the first triple valve to develop a higher brake cylinder pressure for emergency than for service brake applications . This higher pres- sure was secured ...
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