Self-cleaning/unblocking spray nozzle
US5497946A · kind A · utility
11Cited by
3References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 27, 1994 |
| Grant date | Mar 12, 1996 |
| Priority date | — |
| Expiry date | Jul 27, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B15/525
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A self-unblocking spray nozzle 10,11 in which an easily removable insert 12 is automatically moved by fluid pressure to form a spray orifice 26, and expands resiliently when the fluid pressure is interrupted. The insert 12 may include swirl vanes 33 to rotate the fluid, and may operate with a static member 14 to form an automatic anti-drip valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.