The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 03, 2007
Filed:
Sep. 03, 2003
Hubert Kargl, Gaal, AT;
Ralf Grief, Zeltweg, AT;
Hubert Kargl, Gaal, AT;
Ralf Grief, Zeltweg, AT;
Voest-Alpine Bergtechnik Gesellschaft m.b.H., Zeltweg, AT;
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 () rotationally mounted on a cutter arm () of a cutting machine (), including at least one nozzle pair comprised of a nozzle () for ejecting a gas jet and a nozzle () for ejecting a liquid jet, wherein the axes () of the nozzles () 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 () of the nozzles () of a nozzle pair form an angle with each other of between 45 and 135°, preferably between 75 and 85°.