Title:
【発明の名称】ジェットエンジン用一体型羽根付きロータの修理方法及び製造方法
Document Type and Number:
Japanese Patent JP2003517379
Kind Code:
A
Abstract:
A method for repairing/manufacturing an integrally bladed rotor for a turbine or turbo engine, in which, in the case of a repair, at least one vane section to be replaced is removed leaving a stub section to which a replacement vane section is to be welded, and, in the case of manufacturing, a carrier to be provided with vanes has stubs projecting over its peripheral surface, to each of which a vane is to be welded, includes the steps of: arranging an inductor around the front face of the stub section or stub; positioning a replacement vane section or vane at a small radial distance from and aligned with the stub section or stub; and welding the replacement vane section or vane to the stub section or stub, respectively, in a protective gas atmosphere by exciting the inductor with high-frequency current and moving the opposing heated part surfaces together.
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Inventors:
Meyer Reinhold
Schütte Wilfried
Mario schmidt
Karel Mazak
Schütte Wilfried
Mario schmidt
Karel Mazak
Application Number:
JP2000559964A
Publication Date:
May 27, 2003
Filing Date:
July 15, 1999
Export Citation:
Assignee:
Mt Wu Aero Engines Gamebha
Kerker A. Schweisan Lagen Gesellschaft Mitt Beschlenktel Haftung
Kerker A. Schweisan Lagen Gesellschaft Mitt Beschlenktel Haftung
International Classes:
B23K13/01; B23K20/00; B23P6/00; B23P15/00; B23P15/04; F01D5/00; F01D5/30; F01D25/28; (IPC1-7): B23P6/00; B23K13/01; B23K20/00; B23P15/04; F01D5/00; F01D5/30
Attorney, Agent or Firm:
Hisako Ishido (3 outside)