Title:
MOLDED ARTICLE, AND METHOD FOR MANUFACTURING MOLDED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2023/037863
Kind Code:
A1
Abstract:
Provided is a molded article formed from a rolling body that is rolled while centered on the axial center of a shaft body formed from a metal parent material, the molded article having a plurality of blades molded from a welding metal in the surroundings of the shaft body, and a hollow cooling flow path being provided in the interior of the molded article, wherein: the hollow cooling flow path has blade-part flow paths that extend in parallel to the blades, a plurality of the blade-part flow paths being provided within the blades, and a communication flow path that extends in a direction intersecting the blades at the end sections of the blades; and the communication flow path communicates alternately with the adjacent blade-part flow paths, and a channel of the cooling flow path is folded back at the end sections of the blades.
Inventors:
SANO MOE
HATSUDA AKIMINE
SHINOZAKI TAKAHIRO
HATSUDA AKIMINE
SHINOZAKI TAKAHIRO
Application Number:
PCT/JP2022/031616
Publication Date:
March 16, 2023
Filing Date:
August 22, 2022
Export Citation:
Assignee:
KOBE STEEL LTD (JP)
International Classes:
B23K9/04; B23K26/21; B23K26/34; B33Y10/00; B33Y80/00
Domestic Patent References:
| WO2019188323A1 | 2019-10-03 | |||
| WO2019175213A1 | 2019-09-19 |
Foreign References:
| CN108480821A | 2018-09-04 | |||
| JP2021059771A | 2021-04-15 | |||
| JP2020116621A | 2020-08-06 |
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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