Embodiments of the invention provide a pump and filter system and method. The system includes a housing with a housing cavity and a filter cartridge, and a pump positioned in the housing cavity. The filter cartridge splits the housing cavity into a filtered region and an unfiltered region and the pump is located in the filtered region. The method includes operating the pump to pull fluid through a housing inlet into the unfiltered region, to pull fluid across the filter cartridge into the filtered region via suction pressure of the pump, and to force the fluid through the pump to a housing outlet.
申请公布号
WO2012087763(A1)
申请公布日期
2012.06.28
申请号
WO2011US65265
申请日期
2011.12.15
申请人
PENTAIR WATER POOL AND SPA, INC.;STILES, ROBERT, W.;WEAVER, RYAN;BOOTHE, BRIAN