Bucket elevators are designed conforming to IS-7054, IS-6833. Bucket elevators handle practically all loose materials if lumps are not too large for the buckets. Depending upon the type of discharege bucket elevators are in three type:-
a) Continuous discharge Belt / Chain type.
b)Centrifugal discharge Belt/ Chain type
c) Positive discharge Belt/ Chain type
The typical bucket elevator consist of a series of buckets mounted on a chain or belt operating over head and foot wheels.Take up units are provided as a means to compensate for variations in length of chain or belt due to temperature changes, atmospheric cnditions ,or a wear.
Selection of the proper type of bucket elevator depends largely on capacity requirements and charectristic of the material handled.