Coaxial control dual nozzle
US11458497B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2018 |
| Grant date | Oct 4, 2022 |
| Priority date | — |
| Expiry date | Oct 29, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B5/035
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Disclosed is a coaxial control dual nozzle, which includes an inner nozzle body having an injection port through which a first fluid is injected; an inner needle connected to the inner nozzle body and having a hollow tube needle configured to provide a discharge port for the first fluid; an outer nozzle body assembled with the inner nozzle body and having an injection port through which a second fluid is injected; an outer needle connected to the outer nozzle body and disposed to surround the hollow tube needle provided to the inner needle, the outer needle having a hollow tube needle configured to provide a discharge port for the second fluid; an inner needle positioning unit configured to control a location of a central axis of the hollow tube needle provided to the inner needle; and an outer needle positioning unit configured to control a location of a central axis of the hollow tube needle provided to the outer needle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.