Pop-up spray head irrigation system uniformity enhancement apparatus and method
US6286765A · kind A · utility
14Cited by
6References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 3, 2000 |
| Grant date | Sep 11, 2001 |
| Priority date | — |
| Expiry date | Feb 3, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86461
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method and apparatus provides a controlled, continuous up-and-down motion of a pop-up sprinkler head device during an irrigation period to approximate a modified sine wave output from the pop-up sprinkler device assuring uniform coverage of an area to be irrigated without excessive watering.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.