Title:
LASER BEAM WELDING METHOD
Document Type and Number:
Japanese Patent JPH06669
Kind Code:
A
Abstract:
PURPOSE: To perform efficient laser beam welding with a melting part not contributed to joining reduced to the minimum and with the effective joining length extended without causing interference between a workpiece and a laser beam even when laser beam welding with a welded joint shape as fillet welding is performed.
CONSTITUTION: When laser beam welding with the welded joint shape as fillet welding is performed, a plane of polarization is inclined at 45° to the side where the joining face exists for the welding proceeding direction by using the laser beam 3 of linearly polarized light and the joining face is irradiated with the laser beam 3 to perform welding.
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Inventors:
SAKAMOTO HIRONORI
SHIBATA KIMIHIRO
MATSUYAMA HIDENOBU
SHIBATA KIMIHIRO
MATSUYAMA HIDENOBU
Application Number:
JP15806992A
Publication Date:
January 11, 1994
Filing Date:
June 17, 1992
Export Citation:
Assignee:
NISSAN MOTOR
International Classes:
B23K26/21; B23K26/06; B23K26/064; (IPC1-7): B23K26/00; B23K26/06
Attorney, Agent or Firm:
Yutaka Oshio
Next Patent: WELDING METHOD FOR FERRITIC STAINLESS STEEL