A boom assembly (29) including a boom (18) defining a longitudinal direction (A), a pulley (22) rotatably mounted on a pivot pin (26), the pivot pin having a first end (30A) with a first outer surface (32A) and a second end (30B) with a second outer surface (32B), a pulley frame (40) having a first part for receiving the first outer surface, a second part for receiving the second outer surface, a first hole (54A) for receiving a first adjustment rod (60A) and a second hole (54B) for receiving a second adjustment rod (60B), the boom including a first receiving portion for receiving the first adjustment rod and a second receiving portion for receiving the second adjustment rod, the boom assembly being configured such that adjustment of the first and second adjustment rods causes movement of the pulley in the longitudinal direction.
PULLEY ASSEMBLY
RIEMENSCHEIBENANORDNUNG
ENSEMBLE DE POULIE
2019-05-01
Patent
Electronic Resource
English
IPC: | F16H Getriebe , GEARING / B66C Krane , CRANES / 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 |