Title:
コールドスプレー用のノズル及びそのコールドスプレー用のノズルを用いたコールドスプレー装置
Document Type and Number:
Japanese Patent JP5171125
Kind Code:
B2
Abstract:
The object of the present invention is to provide a cold spray method in which spray efficiency is improved by using a device comprising a similar construction to the conventional ones with minor change in conditions. The cold spray method employs the nozzle for cold spray system which comprises a convergent shape part, a throat part and a conical divergent shape part widen forward from the throat part used for making the raw material powder introduce from a inlet of the nozzle which locates in the convergent shape part into and shoot the powder as a supersonic flow by using a working gas having temperature equal to or lower than a melting point of the raw material powder from a spout provided at the tip of the divergent shape part, wherein the convergent shape part is composed of a preheating region and a convergent region.
Inventors:
Hirotaka Fukanuma
Application Number:
JP2007166796A
Publication Date:
March 27, 2013
Filing Date:
June 25, 2007
Export Citation:
Assignee:
Plasma Giken Co., Ltd.
International Classes:
C23C24/04; B05B7/16
Domestic Patent References:
| JP2004076157A | ||||
| JP2007146281A | ||||
| JP2007047158A |
Attorney, Agent or Firm:
Katsuhiro Yoshimura