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Application filed by Tk Multitrade Sdn BhdfiledCriticalTk Multitrade Sdn Bhd
Priority to MYPI2013701010ApriorityCriticalpatent/MY173331A/en
Publication of MY173331ApublicationCriticalpatent/MY173331A/en
A water filtering cartridge (100) comprises a porous elongate tube (110), defining a passageway, with a first and a second water outlet at both ends of the of the tube (110) that water is filtered through the porous elongate tube into the passageway and drained out thereof through the first outlet in a filtering process; a nozzle (130), for draining water out of the tube (110), in connection with the second water outlet through an one-way valve (120) disposed in between the second water outlet and the nozzle (130), wherein the one-way valve (130) only permits water to flow into the nozzle (130) from the second water outlet and lead to purging off of solid contaminants attached onto the tube (110) in a back-flushing process in the cartridge (100).
Drip irrigation system with filter membranes on inside of conduit corresponding to location of drip nozzles so as water flowing through conduit washes filter membrane of impurities, avoiding nozzle blockage