Patent ID: 8888999
Filing Date: 2014-11-18
Classification: B04C,C02F

Abstract:
1. Apparatus for filtering leafy debris entrained in flowing water of a pool or spa, the apparatus comprising: a. an inlet; b. a first tube (i) defining (A) a first exterior, (B) a first interior region, and (C) a first maximum diameter and (ii) comprising first openings through which water may flow from the first exterior to the first interior region; c. a second tube (i) defining (A) a second exterior around which water that flowed through the inlet but not through the first openings may flow, (B) a second interior region, and (C) at least one cross-sectional diameter less than the first maximum diameter and (ii) comprising; second openings through which water may flow from the second exterior to the second interior region; d. an outlet in liquid communication with both the first and second interior regions; and e. means for imparting spinning motion to water flowing through the inlet and around the first exterior.