Water-fertilizer-pesticide integrated multifunctional irrigation spray head
US11752508B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2018 |
| Grant date | Sep 12, 2023 |
| Priority date | — |
| Expiry date | Feb 13, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B1/3006
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A water-fertilizer-pesticide integrated multifunctional irrigation spray head, mainly including a first spray hole, a second spray hole, a spray head cap, a spray head body, an atomization core, water passing holes, springs, cover sheets, a pipe connector, water outlet holes, a throat cavity, a chamfered groove, and a helical groove. The spray head is configured as a double-flow channel structure. The spray head body and the atomization core are provided in the spray head cap. The atomization core is provided in an inner cavity of the spray head body and is threadedly connected. The bottom of the spray head body is provided with cover sheets, each of the cover sheets is connected by a respective one of the springs. When the working pressure is a low pressure, the cover sheets are in an open state, and the liquid is sprayed by means of two flow channels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.