Northern Division of Britain's National Coal Board is equipped with mobile winder intended for use in event of breakdown of normal pithead cage equipment; winder is completely self contained unit comprising towing vehicle and trailer; towing vehicle carries diesel generator, and trailer mobile winder equipment; winder is designed to sustain rope-end load of 2 tons at max speed of 8 fps for winding depths up to 3000 ft.
Mobile colliery winder
Chem Eng Min Rev
Chemical Engineering and Mining Review ; 49 , n 6
1957
2 pages
Aufsatz (Zeitschrift)
Englisch
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