Title:
ノズル装置、排水縦管洗浄装置及び排水縦管洗浄方法
Document Type and Number:
Japanese Patent JP7449760
Kind Code:
B2
Abstract:
To provide a nozzle device for destroying fixed objects such as sludge or rust that are firmly attached to the inner wall of piping by giving a mechanical impact without using a motor, and a vertical drain pipe cleaning device and a vertical drain pipe cleaning method using the nozzle device.SOLUTION: The cleaning method includes use of a nozzle device that comprises a tubular shaft body part connected to a pressure resistant hose 11 and having a tubular shaft body having a drain port 1b on the side surface of the pipe, a nozzle head 2 that is rotatably supported on the shaft body 1a, has at least one spray outlet 2b that sprays water supplied from the drain port, and rotates by the reaction force of the water spray, and a disc-shaped part that extends from the side of the nozzle head and does not interfere with water spray.SELECTED DRAWING: Figure 1
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Inventors:
Yoshimasa Kawarada
Application Number:
JP2020065647A
Publication Date:
March 14, 2024
Filing Date:
April 01, 2020
Export Citation:
Assignee:
Yoshimasa Kawarada
International Classes:
E03C1/302; B08B9/043; B08B9/045; E03C1/304
Domestic Patent References:
| JP6077874U | ||||
| JP52163962U | ||||
| JP10505539A | ||||
| JP2016065439A | ||||
| JP6328053A | ||||
| JP2010253425A | ||||
| JP2017051909A |
Attorney, Agent or Firm:
Masaru Egawa
Michiko Furukawa
Michiko Furukawa