Patent ID: 6659717
Filing Date: 2003-12-09
Classification: F04D

Abstract:
A filter pump for a pool comprising a water-pumping motor, a water intake connecter and a water outlet connecter, said water-pumping motor pumping water in a pool into a filter body for filtrating and filtrated water sent back into said pool, said water intake connecter and said outlet connecter provided on one side of said filter pump, said intake connecter and said outlet connecter respectively combined with a water pipe, said water intake connecter and said water outlet connecter respectively fixed with a connector, said connector formed with male threads around an outer surface and a stepped surface in an inner surface, between said connector and said water intake connecter or said water outlet connecter formed a receiving space, said water pipe provided with two annular projecting ribs around an inner end, a rotatable locking cover fitted between two said projecting ribs, said locking cover formed with female threads, said water pipe fitted with said water intake connecter or said water outlet connecter, said locking cover threadably mounted around said connector, said water pipe inserted in said receiving space between said connector and said water intake connecter or said water outlet connecter, said locking cover closely pressing on the outer wall of said water pipe.