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Patent Searching and Data


Title:
MANUFACTURING METHOD FOR TURBINE BLADE, AND TURBINE BLADE
Document Type and Number:
WIPO Patent Application WO/2019/058680
Kind Code:
A1
Abstract:
This manufacturing method for a turbine blade comprises: a blade body divided body formation step by which blade body divided bodies that constitute the blade body of a turbine blade are formed by three-dimensional stacking; a shroud divided body formation step by which a plurality of shroud divided bodies constituting a shroud of the turbine blade are each formed individually; a shroud joining step by which the shroud divided bodies are joined to each other; and a blade body joining step by which the blade body divided bodies are joined to the shroud divided bodies.

Inventors:
ATSUMI HIDEKATSU (JP)
MOTOYAMA NORIHIKO (JP)
TANIGAWA SHUJI (JP)
Application Number:
PCT/JP2018/023775
Publication Date:
March 28, 2019
Filing Date:
June 22, 2018
Export Citation:
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Assignee:
MITSUBISHI HITACHI POWER SYS (JP)
International Classes:
F02C7/00; B23K26/21; B23K26/24; B33Y10/00; B33Y80/00; F01D9/02; F01D9/04; F01D25/00
Domestic Patent References:
WO2016085654A12016-06-02
WO2008116518A12008-10-02
Foreign References:
JP2014169500A2014-09-18
JP2003129862A2003-05-08
JP2016505754A2016-02-25
JP2014129597A2014-07-10
US20080135530A12008-06-12
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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