Title:
【発明の名称】アルミニウム薄板のプロジェクション溶接構造
Document Type and Number:
Japanese Patent JP2003503206
Kind Code:
A
Abstract:
A projection coined onto a metal sheet, preferably an aluminum sheet, for projection welding the sheet to an adjacent metal sheet. The projection has a thickness greater than the thickness of the sheet on which it is formed. The wall of the projection surrounds a first recess and a second recess is formed in a side of the sheet opposite the projection from which the metal cold flows to form the projection. A welding gun assembly having an improved low interia, fast response to the collapse of the projection welding the sheet having the projection to the adjacent sheet.
Inventors:
Vanottan Robert G.
Patrick Edward P.
Spinella Donald Jay.
Patrick Edward P.
Spinella Donald Jay.
Application Number:
JP2001506059A
Publication Date:
January 28, 2003
Filing Date:
June 22, 2000
Export Citation:
Assignee:
Newcol Ink.
Alcoa ink.
Alcoa ink.
International Classes:
B23K11/14; B23K11/18; B23K11/34; B23K103/10; (IPC1-7): B23K11/14; B23K11/18
Attorney, Agent or Firm:
Yoshimi Saigo