Irrigation system with multi-functional irrigation control valves
US5465905A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 17, 1994 |
| Grant date | Nov 14, 1995 |
| Priority date | — |
| Expiry date | Mar 17, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7836
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention provides an irrigation control valve for use in an irrigation system having a liquid supply tube providing liquid to be emitted from the irrigation control valve. The irrigation control valve includes a control valve body having an inlet coupled to the liquid supply tube, a drip port for providing drip irrigation from the irrigation control valve and a mist port for providing mist irrigation from the irrigation control valve. The irrigation control valve further includes a displaceable structure disposed within the control valve body for directing liquid to the drip port or the mist port in response to a control signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.