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
B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
B66F9/075—Constructional features or details
B66F9/12—Platforms; Forks; Other load supporting or gripping members
B66F9/19—Additional means for facilitating unloading
B66F9/195—Additional means for facilitating unloading for pushing the load
Dispositif pour la mise en place d'elements de soutenements marchants hydrauliques dans une exploitation souterraine, en particulier pour une taille fortement inclinee