Title:
WELDMENT MANUFACTURING METHOD, WELDMENT, AND WELDMENT REPAIR METHOD
Document Type and Number:
WIPO Patent Application WO/2022/172892
Kind Code:
A1
Abstract:
This weldment manufacturing method includes: a recess formation step for forming, in a first object member and a second object member that are objects to be bonded, recesses to be a plurality of holes straddling the first object member and the second object member, on a boundary line between the first object member and the second object member when the first object member and the second member are abutted against each other; an abutting step for abutting the first object member and the second object member against each other while aligning the positions of the recesses so as to form the plurality of holes; and a welding step for disposing a filler material inside the plurality of holes, melting the filler material by emitting a laser beam while scanning the laser beam, and filling the holes with the melted filler material.
Inventors:
BANNO YASUTAKA (JP)
FUJIYA YASUYUKI (JP)
TSUBOTA SHUHO (JP)
KIMURA MASAHIRO (JP)
NISHIYAMA TOMOYUKI (JP)
FUJIYA YASUYUKI (JP)
TSUBOTA SHUHO (JP)
KIMURA MASAHIRO (JP)
NISHIYAMA TOMOYUKI (JP)
Application Number:
PCT/JP2022/004693
Publication Date:
August 18, 2022
Filing Date:
February 07, 2022
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
B23K26/21; B23K33/00
Domestic Patent References:
| WO2018198871A1 | 2018-11-01 |
Foreign References:
| JP2001246486A | 2001-09-11 | |||
| JPH1119791A | 1999-01-26 | |||
| JPH01218781A | 1989-08-31 | |||
| JP2019005771A | 2019-01-17 | |||
| JP2020131236A | 2020-08-31 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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