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Patent Searching and Data


Title:
BLISK PRODUCTION METHOD AND BLISK INTERMEDIATE PRODUCT
Document Type and Number:
WIPO Patent Application WO/2017/069185
Kind Code:
A1
Abstract:
This blisk production method comprises an intermediate product formation step for forming a blisk intermediate product that has: a disk-corresponding part having a circular plate-like shape; a plurality of rotor vane-corresponding parts; and bridges that each link a pair of the rotor vane-corresponding parts adjacent to each other, between a front edge of one of the rotor vane-corresponding parts and a rear edge of the other rotor vane-corresponding part. This blisk production method further comprises: a disk finishing step for, by machining the disk-corresponding part, finishing the disk-corresponding part into a disk in a product form; and a rotor vane finishing step for, by machining the bridges, finishing the respective rotor vane-corresponding parts into rotor vanes in a product form.

Inventors:
OCHIAI HIROYUKI (JP)
YANAGIDANI NOBUTAKA (JP)
KONDO RUI (JP)
Application Number:
PCT/JP2016/081059
Publication Date:
April 27, 2017
Filing Date:
October 20, 2016
Export Citation:
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Assignee:
IHI CORP (JP)
ENDO SEISAKUSHO KK (JP)
International Classes:
F01D5/14; B21J1/04; B21K3/04; B23P15/02; F01D5/02; F01D5/26; F02C7/00
Foreign References:
JP2011517627A2011-06-16
JP2011516280A2011-05-26
JP2006297482A2006-11-02
Other References:
See also references of EP 3366884A4
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
Hidekazu Miyoshi (JP)
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