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Patent Searching and Data


Title:
BLADE MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2019/187819
Kind Code:
A1
Abstract:
Provided is a blade manufacturing method by which a blade of a stable quality can be manufactured. The present invention involves: a shaping process in which a blade is molded by means of metal injection molding by injecting metal powder toward a mold; a jig attaching process in which a jig serving as a mold, which is divided into at least two parts forming the shape of the blade therebetween, is attached to the blade by sandwiching the blade between the shape-forming surfaces; and a thermal treatment process in which a thermal treatment is applied to the blade to which the jig has been attached.

Inventors:
SHINDO, Kentaro (2-3, Marunouchi 3-chome, Chiyoda-k, Tokyo 32, 〒1008332, JP)
SUZUKI, Kenji (2-3, Marunouchi 3-chome, Chiyoda-k, Tokyo 32, 〒1008332, JP)
SOBU, Shintaro (2-3, Marunouchi 3-chome, Chiyoda-k, Tokyo 32, 〒1008332, JP)
HANADA, Tadayuki (1200, Higashi-tanaka, Komaki-sh, Aichi 26, 〒4850826, JP)
Application Number:
JP2019/006404
Publication Date:
October 03, 2019
Filing Date:
February 20, 2019
Export Citation:
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Assignee:
MITSUBISHI HEAVY INDUSTRIES AERO ENGINES, LTD. (1200, Higashi-tanaka Komaki-sh, Aichi 26, 〒4850826, JP)
International Classes:
B22F3/24; B22F3/02; B22F3/10; B22F3/14; B22F3/15; F01D5/28; F01D25/00; F02C7/00
Foreign References:
JP2013148050A2013-08-01
JPH062011A1994-01-11
JP2016211043A2016-12-15
JP2003049660A2003-02-21
JPS56108802A1981-08-28
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (Toranomon Mitsui Building, 8-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
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