Title:
TWO-FLUID NOZZLE SPRAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/079787
Kind Code:
A1
Abstract:
This two-fluid nozzle spray device according to one aspect of the present invention is characterized by having: a gas regulator for outputting compressed gas having a predetermined pressure in a compressed gas supply system; a positive displacement pump that is provided with a relief valve for causing pressurized liquid having a pressure exceeding a preset pressure to return to a liquid supply side in a pressurized liquid supply system, and that outputs pressurized liquid; a needle valve or a liquid regulator for outputting pressurized liquid outputted by the displacement pump, with a predetermined discharge-pressure value maintained; and a two-fluid nozzle for mixing and spraying compressed gas outputted by the gas regulator and pressurized liquid outputted by the liquid regulator or the needle valve.
Inventors:
MORIZONO YASUSHI (JP)
Application Number:
PCT/JP2020/038588
Publication Date:
April 21, 2022
Filing Date:
October 13, 2020
Export Citation:
Assignee:
TOSHIBA MITSUBISHI ELEC IND (JP)
International Classes:
B05B12/02; B05B7/04; B05B7/12
Domestic Patent References:
| WO2018179474A1 | 2018-10-04 |
Foreign References:
| JP2017176975A | 2017-10-05 | |||
| JP2004237188A | 2004-08-26 | |||
| JPS6312363A | 1988-01-19 | |||
| JP2014066458A | 2014-04-17 | |||
| JP2007139403A | 2007-06-07 | |||
| JPH08131914A | 1996-05-28 | |||
| JPS6167861U | 1986-05-09 |
Attorney, Agent or Firm:
TAKADA, Mamoru et al. (JP)
Download PDF: