VARIABLE-PITCH-PROPELLER DRIVE DEVICE AND PITCH-ANGLE CONTROL METHOD, AND BOAT HAVING SAME

World Intellectual Property Organization Patent

APP PUB NO WO-2013115487-A1
SERIAL NO

PCTKR2012011597

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Abstract

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According to one embodiment, a variable-pitch-propeller drive device has a blade of which the pitch angle varies continuously in accordance with the direction of rotation of the propeller shaft, and has a pitch-adjustment device for adjusting the pitch angle, and the pitch-adjustment device comprises: a blade operating shaft disposed so as to be able to perform a linear reciprocating motion inside the propeller shaft in such a way as to either push or pull an eccentric projection coupled to the lower-end part of the blade; and a power-conversion unit for converting the rotational motion of the propeller shaft into the linear reciprocating motion of the blade operating shaft.

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Patent Owner(s)

Patent OwnerAddress
SAMSUNG HEAVY INDKR서울 서초구 서초동 1321-15 137-857 SEOUL 137-857

International Classification(s)

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Inventor(s)

Inventor Name Address
KIM JI NAM TONGYEONG-SI GYEONGSANGNAM-DO 650-766
KWUN HYUK GEOJE-SI GYEONGSANGNAM-DO 656-779

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