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Patent Searching and Data


Title:
APPARATUS FOR PRODUCING METALLIC POWDER
Document Type and Number:
Japanese Patent JP2007169692
Kind Code:
A
Abstract:

To provide an apparatus for producing a metallic powder, which can surely keep a flow rate of a fluid jetted from an orifice almost constant.

The apparatus 1A for producing the metallic powder comprises a supplying section 2 for supplying a molten metal (Q), and a nozzle 3. The nozzle 3 comprises: a first flow path 31 that is arranged in a lower part of the supplying section 2, can pass the molten metal (Q) supplied from the supplying section 2 therethrough, and has an inner-diameter-decreasing portion 33 of which the inner diameter gradually decreases toward the lower part; and the orifice which opens at a lower end of the first flow path 31 and jets the fluid to the first flow path 31. The nozzle 3 further comprises: a first member 4 which partitions the orifice; and a second member 5 which is arranged in the lower part of the first member 4 through a gap 37. The nozzle 3 has a clamp 6A arranged therein which inhibits the orifice from expanding due to a pressure of the fluid passing through the orifice.


Inventors:
NAKABAYASHI OKIE
TANAKA MITSUTOYO
SHIMURA TATSUHIRO
TANAKA YOSHISHIGE
Application Number:
JP2005367227A
Publication Date:
July 05, 2007
Filing Date:
December 20, 2005
Export Citation:
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Assignee:
SEIKO EPSON CORP
International Classes:
B22F9/08
Attorney, Agent or Firm:
Tatsuya Masuda
Kazuo Asahi