BOAT FOR SPRAYING AGROCHEMICALS

WIPO Patent Application WO/2020/175745

A1

A boat for spraying agrochemicals is disclosed. A boat for spraying agrochemicals according to an embodiment of the present invention comprises: a hull structure which is provided with a propulsion device, a steering device, and an agrochemical tank on the upper surface thereof, has an overall flat bottom surface, and floats on the water surface of a flooded paddy field; a spraying device which is installed in the hull structure to spray agrochemicals accommodated in the agrochemical tank, is configured to spray the agrochemicals towards the left and right sides of the hull structure to cover a wide spraying range at an early cultivation stage when cultivated crops are not exposed above the water surface of the flooded paddy field, and is configured to spray the agrochemicals in a downward direction towards a limited range of the water surface at a certain distance from the rear end of the hull structure to the rear side of the hull structure; and a control device which is installed in the hull structure and controls the propulsion device, the steering device, and the spraying device in accordance with instruction signals received wirelessly from a remote controller.

HWANG SOOWOONG (KR)

PCT/KR2019/006810

September 03, 2020

June 05, 2019

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HWANG SOOWOONG (KR)

B63B35/00; B05B3/02; B05B9/00; B05B9/04; B05B12/02; B05B13/02; B63B17/00; B63H7/02; B63H21/17; B63H21/22

KR101460945B1	2014-11-14
JP2017029012A	2017-02-09
KR101341716B1	2013-12-16
US20040030468A1	2004-02-12
JPH1189503A	1999-04-06

JUNG, Jinsuk (KR)

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