Patent ID: 7237980

Claim:
A soil infiltration irrigation system comprising: (a) a water feeding pipeline: (b) an air relieving pipeline aligned with and disposed above said water feeding pipeline; (c) a two-way valve connected to said air relieving pipeline and positioned above the ground; said two-way valve comprising (i) a hollow valve body having an upper opening, a lower opening at a bottom thereof, an integral bracket disposed above said lower opening, a frame disposed on said bracket, and a floating ball disposed inside said frame; (ii) a hollow valve head having a bottom opening connecting with said upper opening of said valve body, and a valve seating cage at an upper portion of said valve head; said valve seating cage having an upper seat formed by an upper end portion thereof, and a lower seat formed by a lower end portion thereof; and (iii) a hollow air relieving can connected to said valve head; and (d) multiple water permeable vats; each of said vats comprising a lid and a water permeable vat body; said lid having a water feeding pipe connector and an air relieving pipe connector; said water feeding pipe connector being connected to said water feeding pipeline by a water feeding pipe, and said air relieving pipe connector being connected to said air relieving pipeline by an air relieving pipe, wherein said system can operate at positive pressure to fill water into said multiple water permeable vats and said two-way valve prevents said water overflowing during filling.