Device for producing a gas-liquid mixture in the vicinity of cutting tools
US7198332B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 3, 2003 |
| Grant date | Apr 3, 2007 |
| Priority date | — |
| Expiry date | Sep 3, 2023 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21C35/23
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
In a device for producing a gas-liquid mixture and, in particular, air-water mixture in the region of cutting tools, particularly chisels, arranged on at least one cutter head (10) rotationally mounted on a cutter arm (5) of a cutting machine (1), including at least one nozzle pair comprised of a nozzle (14) for ejecting a gas jet and a nozzle (13) for ejecting a liquid jet, wherein the axes (17, 18) of the nozzles (13, 14) of a nozzle pair are oriented in a manner that the jets impinge on each other at a distance from the outlet openings of the nozzles, the axes (17, 18) of the nozzles (13, 14) of a nozzle pair form an angle with each other of between 45 and 135°, preferably between 75 and 85°.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.