Title:
DIRECTIONAL CONTROL VALVE
Document Type and Number:
Japanese Patent JP3179378
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a directional control valve which can simplify an operation mechanism to switch raw water from a faucet, water purified by a water purifier or wash water flowed backward to the water purifier to four kinds of delivery modes to deliver them straightly or by a shower.
SOLUTION: A rotary valve 25 is housed inside a valve main body case 21, a first valve hole 25e of this valve 25 and a raw water introducing port 21b are communicated with each other, raw water introduced into a first valve chamber R1 is sent to a water purifier, purified water is introduced into a second valve chamber R2, and the purified water is straightly delivered from a first delivery port 21f. The first delivery port 21f is closed by rotating the rotary valve 5, and the purified water is delivered by a shower from a second delivery port 21g by opening a spherical valve body 32. The rotary valve 25 is rotated, and the raw water is introduced to the second valve chamber R2 from the raw water introducing port 21b, and is delivered by the shower from the second delivery port 21g. The rotary valve 25 is rotated, the raw water is flowed backward to the water purifier from the second valve chamber R2, and this backflow wash water is straightly delivered from the first delivery port 21f.
Inventors:
Takao Onda
Application Number:
JP20151397A
Publication Date:
June 25, 2001
Filing Date:
July 28, 1997
Export Citation:
Assignee:
Deto Faucet Co., Ltd.
International Classes:
E03C1/08; F16K11/07; F16K11/22; (IPC1-7): F16K11/22
Domestic Patent References:
| JP979398A |
Attorney, Agent or Firm:
Hironobu Onda