Fluid filtering unit and system

摘要

A fluid filtration assembly comprising a housing configured with one or more filter units extending in fluid flow between a raw fluid inlet port and a filtered fluid outlet port, a filter rinsing assembly being in fluid communication with a rinsing fluid inlet port, and propulsion fluid inlet port being in flow communication with a propulsion mechanism for propelling one or both of the filter rinsing assembly and the filter unit with respect to one another. Also there is disclosed a thread tensioning mechanism for controlling tension of coiled threads of a thread-type filtering cartridge.