A lift vehicle comprising a carriage propelled by a drive wheel system having a drive wheel rotatable about a drive axis relative to the carriage, a lift structure connected to and supporting a load carrying frame and configured to raise and lower the frame relative to the carriage, a lever linkage connected to and supporting a traction load component of the lift vehicle, the linkage coupled to the carriage at a pivot connection and coupled to the drive wheel at a drive wheel connection, the linkage rotatable about a pivot axis relative to the carriage at the pivot connection and the pivot axis offset from the drive axis by a pivot-to-drive offset distance, the traction load component supported on the linkage a pivot-to-load offset distance from the pivot axis, and the drive axis configured to rotate relative to the carriage about the pivot axis to engage a travel surface.
LIFT VEHICLE DRIVE SYSTEM
2025-05-29
Patent
Electronic Resource
English
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 / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |