The invention provides a pedal type lever lifting device and belongs to the field of lifting tools. The pedal type lever lifting device comprises a pedal, a lever transmission device and a lifting unit. The lever transmission device comprises a first lever, a second lever and a support, wherein the first lever and the support are connected through a first lever seat, and the second lever is connected with the support through a second lever seat; the lower surface of the pedal is provided with a power rod, which is movably connected with the driving end of the first lever; the driven end of the first lever is movably connected with the driving end of the second lever; the driven end of the second lever is in contact with the upper end surface of the lifting unit; the lifting unit is provided with a reset spring. By means of a pedal starting mode and a double-screw transmission device, the pedal type lever up-lifting device prolongs the lifting travel and is wide in application range and labor-saving and convenient during lifting operations.
Pedal type lever lifting device
2015-04-29
Patent
Elektronische Ressource
Englisch
IPC: | 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 , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |