发明名称 Drainage tile flow regulator
摘要 The title flow regulator disclosed is used for regulating the level of water in the fields of an agricultural operation according to seasonal needs by a mechanism for adjusting the outflow of water from the tile line. The regulator includes a housing through which water from the tile line is directed and in which a partition with at least one aperture is positioned. At lease one vertically movable gate is associated each aperture and with a motor, an electric cylinder, and at least one actuator bar such that, upon actuation of the motor, the gate moves either open or close the aperture. If two apertures are included, the regulator can be fully open (both apertures open), fully closed (both apertures closed), or partially open (bottom aperture open, top one closed) to achieve the desired moisture level. Dates on which the gates will be moved can be pre-selected by remote signaling.
申请公布号 US6786234(B2) 申请公布日期 2004.09.07
申请号 US20040758507 申请日期 2004.01.16
申请人 AGRI DRAIN CORPORATION 发明人 SCHAFER CHARLIE J.;BEEBOUT LEO E.;LITTLER IV WILLIAM
分类号 A01G25/16;(IPC1-7):F16K31/48;F16K3/00 主分类号 A01G25/16
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