Drip irrigation emitter with optimized clog resistance
US11497178B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 2, 2020 |
| Grant date | Nov 15, 2022 |
| Priority date | — |
| Expiry date | Jun 2, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A40/22
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An emitter includes at least one of: an inlet section including inlet members forming first and second openings having different sizes; a pressure reducing section including a first pressure reducing portion having a first pressure reducing configuration and a second pressure reducing portion having a second pressure reducing configuration being different; the pressure reducing section including at least one nonlinear rail portion; a pressure responsive section including at least one nonlinear rail portion; or a base including a first base portion having a first base configuration and a second base portion having a second base configuration being different, wherein at least one of the first base portion or the second base portion is positioned in one or more of the inlet section, the pressure reducing section, or an outlet section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.