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
B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
B66F3/02—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with racks actuated by pinions
B66F3/04—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with racks actuated by pinions with several racks
Pince de mesure de boucle notamment de terre du type comprenant une machoire solidaire d'un support fixe et une machoire montee pivotante sur le support