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(11) | EP 0 713 693 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Device for cyclically varying the water flow for hydromassage delivery nozzles |
(57) A device for cyclically varying the water flow for delivery nozzles of hydromassage
baths is provided with a closing member (30) housed inside a cylindrical body (26)
located between the delivery nozzle (10) and the water supply pipe (16). The closing
member (30) is actuated by a propeller (38), arranged inside the sleeve (28), via
a mechanism (40) comprising an endless screw (42) and a helical gear (44). |