发明名称 A pneumatic wave producer which can be installed in or at a distance of the liquid medium.
摘要 Waves are produced in swimming pool VII from pressure chambers X. In these pressure chambers X air coming from fan I pushes the water level down when pressure valve IV is open and escaping valve V is closed. The water level in the pressure chamber X rises due to the higher waterlevel in the swimming pool VII, when air escapes through valve V while pressure valve IV is closed. The branch III of collector II can have a certain length, so that the wave production chamber VIII can be installed at a distance of the swimming pool VII.
申请公布号 EP0287714(A1) 申请公布日期 1988.10.26
申请号 EP19870200776 申请日期 1987.04.24
申请人 VAN GUCHT, ROLAND 发明人 VAN GUCHT, ROLAND
分类号 E04H4/00;(IPC1-7):E04H3/18 主分类号 E04H4/00
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