Title:
LIQUID SPRAYING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/070255
Kind Code:
A1
Abstract:
Provided is a herbicide spraying device capable of easily changing the width of spraying of a herbicide. A herbicide spraying device 1 is provided with: a pair of upper shafts 2 facing each other and spaced apart by a predetermined distance in the front-rear direction; a pair of side frames 3 provided on both of the left and right sides of both of the upper shafts 2; a pair of operation handles 4 connected to both of the side flames 3; a spraying nozzle 5 attached to the upper shafts 2; wheels 6 attached to both of the side flames 3; and a cover sheet 7 that covers a part of a flame body formed by the pair of upper shafts 2 and both of the side flames 3 except the bottom surface of the flame body. The side flames 3 and the operation handles 4 are turnably connected to the upper shafts 2, and the opening/closing angle θ between the left and right side flames 3 is variably adjusted by operating the pair of operation handles 4 about the turn fulcrums of the upper shafts 2 such that the operation handles 4 move close to or away from each other.
Inventors:
TAKAGAKI TATSURO (JP)
Application Number:
PCT/JP2020/036906
Publication Date:
April 07, 2022
Filing Date:
September 29, 2020
Export Citation:
Assignee:
ROBUSTUS CO LTD (JP)
International Classes:
A01M7/00
Foreign References:
| JPS6031367U | 1985-03-02 | |||
| JP2007259781A | 2007-10-11 | |||
| JP2012231685A | 2012-11-29 | |||
| JP2009142168A | 2009-07-02 |
Other References:
See also references of EP 4144216A4
Attorney, Agent or Firm:
THE PATENT BODY CORPORATE TAKEWA INTERNATIONAL PATENT OFFICE (JP)
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