Patent ID: 6668390
Filing Date: 2003-12-30
Classification: E03F

Abstract:
A debris recovery device for drainage systems that includes a shaft with a peripheral shoulder, comprising:A) a basket assembly having peripheral walls defining a common upper edge and a common lower edge, said basket assembly including first and second openings defined by said upper and lower edges, and said peripheral walls made out of a meshed material; B) a bottom wall having cooperative dimensions to close said second opening, said bottom wall being hingedly mounted to said common lower edge; and C) means for keeping said bottom wall against said common lower edge and releasable upon the application of a predetermined force so that a load supported by said bottom wall is discharged upon reaching a predetermined weight, said means for keeping said bottom wall against said common lower edge includes spring means cooperatively mounted on said basket assembly and connected to said bottom wall for urging the latter against said common lower edge.