PURPOSE: To obtain the effective circulation of hot water and water, and washing and massaging effects by a method wherein a jet nozzle is connected to the output side of a pump for circulation installed into a bath, and a chamber air pipe communicated with atmospheric air is joined with the nozzle.
CONSTITUTION: An operation box 4, a pump 6, etc. are mounted into a body case 1 installed at the inside of a bath 3 by means of a fixing tool 2, and the pump 6 is driven and controlled by means of a power switch 5 in the operation box 4. The pump 6 has a strainer 7 and a filter 8, and a water switch 9 is connected to the output side. The water switch 9 can change over pump output in the two directions of a jet nozzle 11 and a discharge pipe 12 by means of an operation body 10. An opening section of the jet nozzle 11 is opened into the bath tab 3, and a chamber air pipe 13, on way thereof an air valve 14 is mounted and which is communicated with atmospheric air, is connected to an intermediate section of the nozzle 11. A notifying device 15, which receives the output of a sensor 18 and functions, is installed inside the box 4.
HARISHIGE YOSHIAKI
MIYAO SHIGEHARU
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