Laboratory tests indicate that solid graphitic material for trolley-wire lubrication is vastly superior to graphite grease commonly used; tests under practical operating conditions made on 210-mi electrified portion of Chicago, Milwaukee, St. Paul, and Pacific Railroad; general problem of trolley wire lubrication. (See also Elec Eng v 52 n 11 Nov 1933 p 771-6)
Trolley wire lubrication improved
Ry Elec Engr
Railway Electrical Engineer ; 24 , n 12
1933
2 pages
Article (Journal)
English
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Engineering Index Backfile | 1933
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