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Nozzle plate member for supplying fluids in dispersed manner and manufacturing method of the same

  • US 20050017100A1
  • Filed: 08/25/2004
  • Published: 01/27/2005
  • Est. Priority Date: 06/22/2000
  • Status: Active Grant
First Claim
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1. A nozzle plate member for supplying fluids in a dispersed manner, comprising:

  • a plurality of plate-like metal members each having a fluid path and/or a branch for supplying fluids on the surface of the metal members, said metal members being provided with a first annular groove or annular protrusion on the entire periphery of the same surface of the metal members, and/or, said metal members being provided with a second annular groove provided around the fluid path and/or a branch portion on a surface of one of the laminated metal members and a second annular protrusion provided around the fluid path and/or a branch on a surface of the metal member oppositely to the former, wherein an annular groove is respectively provided around the fluid path and/or the branch in opposing positions of the surfaces being joined of the plurality of metal members, an intermediate metal member for filling the both of the annular grooves is inserted, the metal members are laminated, and then press forging is executed to form metal bonding.

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