Title:
WATER DISCHARGE HEAD EQUIPPED WITH WATER PURIFICATION FUNCTION, WATER PURIFICATION CARTRIDGE, AND WATER FAUCET DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/138472
Kind Code:
A1
Abstract:
[Problem] To provide a water purification cartridge that can prevent false recognition of water discharge. [Solution] This water discharge head 8 has: a switching mechanism with which discharged water from an outlet can be switched between raw water and purified water; a restriction member RG1 that can transition between a first state J1 and a second state J2, and that restricts switching from raw water to purified water in the first state J1 and permits switching from raw water to purified water in the second state J2; and a water purification cartridge PC1 that has a restriction release part DR1 that causes the restriction member RG1 to transition from the first state J1 to the second state J2. When the water purification cartridge PC1 is not installed, the restriction member RG1 is in the first state J1, and when the water purification cartridge PC1 is installed, the restriction member RG1 is in the second state J2.
Inventors:
TAKAGI TOSHIO (JP)
SHIRATAKE FUMITAKA (JP)
SHIRATAKE FUMITAKA (JP)
Application Number:
PCT/JP2018/000349
Publication Date:
July 18, 2019
Filing Date:
January 10, 2018
Export Citation:
Assignee:
KOTOBUKI TSUSHOU CO LTD (JP)
International Classes:
E03C1/046
Foreign References:
| JP2012052395A | 2012-03-15 |
Attorney, Agent or Firm:
SUMITOMO Norio (JP)
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