For carrying out replacement operations in railway workshops, special type of gantry crane has been constructed which proves of great assistance; equipped with main fixed hoisting gear of 25 to 30 tons lifting capacity and secondary hoist, in form of electric block of 2 to 5 tons carrying capacity, traveling on rail which encircles crane.
Portable gantry crane for railway use
Eng. Progress
Engineering Progress (English Edition) ; 9 , n 5
1928
2 pages
3 Figs.
Article (Journal)
English
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