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Title:
LASER WELDING METHOD OF RESIN MEMBERS
Document Type and Number:
Japanese Patent JP2009143149
Kind Code:
A
Abstract:

To provide a welding method of resin pipes capable of laser beam-welding a laser beam-transmittable material and a laser beam-absorbable material without a restriction of an arrangement of both.

When a resin tube 4 of the laser beam-absorbable resin is outward mated with a resin joint 5 of the laser beam-transmittable resin to laser-weld both, a flexible laser beam irradiation nozzle 3 is inserted in the inside of the resin tube 4 and the resin joint 5, the tip end is bent, and the resin tube 4 is irradiated from the inside of the resin joint 5 with the laser beam L with the tip end facing the inner circumference of the resin joint 5.


Inventors:
OOKA NAOYUKI
Application Number:
JP2007323788A
Publication Date:
July 02, 2009
Filing Date:
December 14, 2007
Export Citation:
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Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
B29C65/16; B23K26/082; B23K26/32
Attorney, Agent or Firm:
Shinichi Ogawa
Takashi Noguchi
Kazuhiko Saishita