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Title:
AZIMUTH THRUSTER SYSTEM DRIVEN BY COOPERATING PRIME MOVERS AND CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2019/098471
Kind Code:
A1
Abstract:
An azimuth thruster system includes a pod configured to rotate relative the hull of the ship about an azimuthal axis of the pod, a propeller shaft extending from the pod and being configured to rotate relative to the pod about a central axis of the propeller shaft, an outer shaft disposed at least partially in the pod and configured to be driven by a first primary prime mover, an inner shaft disposed at least partially within the outer shaft and configured to be driven by a second primary prime mover, and a pod gear unit disposed within the pod and coupled to the outer shaft, the inner shaft, and the propeller shaft. The outer and inner shafts are configured to rotate at least one of the pod and the propeller shaft based on directions and magnitudes of the torques generated by the first and second primary prime movers.

Inventors:
CHO SANGHA (US)
CHO HANWOO (US)
CHO WHANG (KR)
Application Number:
KR2018/005279
Publication Date:
May 23, 2019
Filing Date:
May 08, 2018
Export Citation:
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Assignee:
CHO SANGHA (US)
CHO HANWOO (US)
CHO WHANG (KR)
International Classes:
B63H5/125; B63H23/12; B63H23/34
Foreign References:
JP5433336B22014-03-05
US4932907A1990-06-12
US4611549A1986-09-16
KR101225179B12013-01-22
KR20120120457A2012-11-01
Other References:
See also references of EP 3710352A4
Attorney, Agent or Firm:
SU INTELLECTUAL PROPERTY (KR)
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