In the last part of the 19th century and the first part of the 20th century, George Westinghouse made pioneering advances in transportation and the manufacture of power, with his work on the air brake, power signaling and switching, the friction draft gear, and the use of alternating current for the... to couplings for the connection of railroad vehicles; and its object is to provide an appliance for automatically coupling railroad ... By the use of this coupling device all manual operations in uniting cars of the train are dispensed with, the air ... There must be no leakage of the air under pressure and no failure to make the electrical contacts. These are vital elements in such train operation. Westinghouseanbsp;...
|Title||:||A Life of George Westinghouse|
|Author||:||Henry G. Prout|
|Publisher||:||Beard Books - 2001-10|