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1. (WO2018141943) FORAGE HARVESTER COMPRISING BLOWER DRUM WITH ENHANCED AXIAL FLOW

Pub. No.:    WO/2018/141943    International Application No.:    PCT/EP2018/052723
Publication Date: Fri Aug 10 01:59:59 CEST 2018 International Filing Date: Sun Feb 04 00:59:59 CET 2018
IPC: A01D 43/08
Applicants: CNH INDUSTRIAL BELGIUM NV
CNH INDUSTRIAL AMERICA LLC
CNH (CHINA) MANAGEMENT CO., LTD
Inventors: WILLEM, Bram
Title: FORAGE HARVESTER COMPRISING BLOWER DRUM WITH ENHANCED AXIAL FLOW
Abstract:
A forage harvester (1) configured for chopping harvested crops and producing a stream of chopped crop material, the harvester comprising a rotatable blower drum (8) mounted in a blower housing (11,12,24), for propelling the stream of crop material into an outlet duct (9) of the harvester, wherein the blower drum (8) has an open structure which allows a flow of air in the axial direction of the drum, and wherein the blower drum is mounted between two sidewalls (24) of the blower housing, at least one of the sidewalls (24) comprising one or more air inlet openings (26), characterised in that the harvester (1) comprises at least one set of axial flow turbine blades (20), mounted between the blower drum (8) and one or both of the sidewalls (24) of the blower housing, the blades being rotatable about the blower drum's rotation axis (15).