Nozzle Arrangement and Method For Cold Gas Spraying
AssigneeSiemens Aktiengesellschaft
InventorsRene Jabado, Jens Dahl Jensen, Ursus Kruger, Daniel Kortvelyessy, Volkmar Luthen, Ralph Reiche, Michael Rindler, Raymond Ullrich
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Abstract
The invention relates to a method of, and a nozzle arrangement for, spraying cold gas. The nozzle arrangement has a first nozzle and a second nozzle, which is arranged within the first nozzle. The first nozzle is fed a gas which optionally contains particles. The second nozzle is fed a particle-containing gas. The particles are applied to a surface of the substrate by means of the gases.
Claims21
-23. (canceled)
A nozzle arrangement for cold gas spraying, comprising:
- a first nozzle;
- and
- a second nozzle arranged inside the first nozzle wherein the second nozzle comprises a converging section and a diverging section.
A method for coating a substrate via cold gas spraying, comprising:
- delivering a gas to a first nozzle;
- delivering gas containing particles to a second nozzle wherein the second nozzle is arranged in the first nozzle;
- and
- applying the particles onto a surface of the substrate via the gases.
Dependencies are inferred from the claim text.