Rotary stream sprinkler unit
US4867379A · kind A · utility
54Cited by
4References
19Claims
0Family size
Inventor
Key dates
| Filing date | Jun 26, 1986 |
| Grant date | Sep 19, 1989 |
| Priority date | — |
| Expiry date | Jun 26, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S239/01
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A rotary stream sprinkler unit comprises a body having a water flow passage in which is disposed a multi-passage flow control unit having a plurality of passages, each configured to control the volume and pressure of a stream with multiple outlets at the outlet end of the housing, and a rotary distributor cap rotatably mounted at the outlet of the housing for rotating each of the outlet streams through a selected arc during the rotation thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.