BUCKET ELEVATOR FOR LUMPY CARGO Russian patent published in 2010 - IPC B65G17/36 

FIELD: transport.

SUBSTANCE: proposed elevator comprises flexible haulage member with buckets fastened thereto with equal spacing. Bucket fasteners represents four hinge assemblies. Note here that bucket is attached to haulage member directly in two pints, while in two other points it is connected by connecting links. The latter are made up of dual slotted guides limited by cross bars, said guides being arranged on buckets and directed parallel the bucket bottom. Slotted guides can displace and turn the pins arranged on haulage member. Note here that the parametres of abode described joint are governed by the following relationship: ℓ≥ar/R+d, where ℓ is slotted guide length between cross bars inner edges, a is distance between joint hinges axes over the haulage member length on linear section, r is extension of hinges axes above drum cylindrical surface, R is drum radius, and d is pin diametre.

EFFECT: higher load carrying capacity, reliability and efficiency.

4 dwg