Automatic water sprinkler for irregular areas
US3952954A · kind A · utility
21Cited by
9References
6Claims
0Family size
Inventor
Key dates
| Filing date | Feb 28, 1975 |
| Grant date | Apr 27, 1976 |
| Priority date | — |
| Expiry date | Feb 28, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B3/0453
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An automatic sprinkler having apparatus by which it can be programmed to uniformly distribute water over a number of different irregular patterns. A programmer has a sensor device connected thereto for manipulating both a speed control means and a nozzle in a manner whereby the speed of rotation of the nozzle means about a support base, as well as the angle of elevation of the water leaving the nozzle, is controlled in a manner to uniformly distribute water over an irregular pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.