B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
B66F15/00—Crowbars or levers
Landscapes
Life Sciences & Earth Sciences
(AREA)
Engineering & Computer Science
(AREA)
Geology
(AREA)
Mechanical Engineering
(AREA)
Structural Engineering
(AREA)
Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers
(AREA)
Perfectionnements aux structures montees en porte a faux par rapport a un support et notamment aux poutres destinees a supporter des rampes de pulverisation