Title:
LIQUID SUPPLY APPARATUS FOR SPRAYING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/061205
Kind Code:
A1
Abstract:
A liquid supply apparatus for a spraying device, comprising: a cover (2) provided with a fluid outlet (1), a liner (4) provided with a flange (3), and a rigid outer cup (6) having an open end (5). The cover (2) extends on the open end (5) and the liner (4) is received in the rigid outer cup (6); a plurality of spiral wedge-shaped elements (7) are uniformly arranged on the outer edge of the cover (2); a plurality of spiral wedge-shaped slots (8) are uniformly arranged on the upper edge of the inner wall of the rigid outer cup (6); the spiral wedge-shaped elements (7) are screwed into the spiral wedge-shaped slots (8), and the cover (2) is connected to the rigid outer cup (6). The liquid supply apparatus reduces the installation process of parts, and facilitates operation of workers, and the manufacturing cost of the liquid supply apparatus is reduced.
Inventors:
XIAO YUN (CN)
Application Number:
PCT/CN2022/121581
Publication Date:
April 20, 2023
Filing Date:
September 27, 2022
Export Citation:
Assignee:
QINGDAO HANBO PLASTIC TECH CO LTD (CN)
International Classes:
B05B7/24; B05B9/03
Domestic Patent References:
| WO2010049043A1 | 2010-05-06 |
Foreign References:
| CN208599993U | 2019-03-15 | |||
| CN205288760U | 2016-06-08 | |||
| CN216094348U | 2022-03-22 | |||
| US20060196891A1 | 2006-09-07 |
Attorney, Agent or Firm:
JOHNSON INTELLECTUAL PROPERTY AGENCY (SHENZHEN) (CN)
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