Spray nozzle, in particular for a system for dispensing a pressurized fluid provided with a pushbutton, and dispensing system comprising such a nozzle
US10717092B2 · kind B2 · utility
3Cited by
20References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 13, 2017 |
| Grant date | Jul 21, 2020 |
| Priority date | — |
| Expiry date | Apr 13, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D83/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A spray nozzle for a system for dispensing a pressurized product is provided with a pushbutton. The nozzle includes a dispensing orifice and a vortex chamber emerging on the dispensing orifice. The chamber includes a conical part defined by a conical side surface. The conical side surface converges from an upstream end toward a downstream supply end of the dispensing orifice. The nozzle further includes at least one supply channel of the vortex chamber, each supply channel emerging in the upstream end of the conical part, the conical side surface having at least one stepped portion provided with multiple levels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.