High current protection; low load currents in controller; adequate braking; jump start prevention after power failure; no-operator-no-motion controls; safe control for high speeds; automatic speed control at danger points; trolley pole retriever; trolley flash prevention; heavy steel guards around top of bumpers; seating operator on side opposite trolley; automatic couplers to replace old link and pins.
Sixteen ways to protect trolley locomotive operations
Eng Min J
Engineering and Mining Journal ; 157 , n 6
1956
3 pages
Article (Journal)
English
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Engineering Index Backfile | 1929
Engineering Index Backfile | 1929
Engineering Index Backfile | 1929
Engineering Index Backfile | 1929