TELESCOPIC GRAIN CARRYING DEVICE FOR COMBINE HARVESTER

摘要

PROBLEM TO BE SOLVED: To provide a telescopic grain carrying device intended to increase the mechanical strength of a moving spiral shaft axially supporting respective moving carrying spirals housed in a carrying cylinder. SOLUTION: This telescopic grain carrying device is equipped with a telescopic moving carrying cylinder 22 housing a plurality of respective moving carrying spirals telescopically axially supported on a moving spiral shaft 38 by the aid of an telescopic device and inserted into the outer circumferential part of a stationary carrying cylinder 23, and the moving spiral shaft 38 is a polygonal (hexagonal) hollow shaft (a).