发明名称 Variable output pressure backup valve
摘要 A backup valve for use with a pool cleaner coupled to a source of water under pressure. The valve includes a housing having an inlet and at least a first outlet and a second outlet. The valve further includes a timing apparatus directing water from said inlet to the first outlet or the second outlet. In addition, an adjustable flow controller over the second outlet is provided to increase the flow speed of fluid exiting the outlet.
申请公布号 US7373948(B2) 申请公布日期 2008.05.20
申请号 US20040761618 申请日期 2004.01.21
申请人 PENTAIR WATER POOL AND SPA, INC. 发明人 CAMPBELL SANFORD F.;GOPALAN SURESH C.
分类号 F17D3/00;E04H4/16 主分类号 F17D3/00
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