Title:
GAS TURBINE FOR AIRCRAFT
Document Type and Number:
WIPO Patent Application WO/2019/187435
Kind Code:
A1
Abstract:
This gas turbine for an aircraft comprises: a moving blade (24) having a moving blade body (41) extending diametrally outward from a rotor that rotates about an axis, and a fin (43) protruding from an outer peripheral surface (42a) of a moving blade shroud (42) provided to the tip of the moving blade body (41); a casing (22) forming a gap (Cr) with the fin (43); and a stationary blade (26) having a stationary blade shroud (51) of which at least an axially upstream-side front end (51F) is positioned farther diametrally outward than an extended line (Ex) of an inner peripheral surface (22cb) of the casing (22).
Inventors:
FUJIMURA DAIGO (JP)
WATANABE HIROSHI (JP)
HANADA TADAYUKI (JP)
HASE TAKAAKI (JP)
WATANABE HIROSHI (JP)
HANADA TADAYUKI (JP)
HASE TAKAAKI (JP)
Application Number:
PCT/JP2018/047810
Publication Date:
October 03, 2019
Filing Date:
December 26, 2018
Export Citation:
Assignee:
MITSUBISHI HEAVY IND AERO ENGINES LTD (JP)
International Classes:
F01D9/02; F01D5/20; F01D11/12; F01D25/00; F02C7/00; F02C7/28
Domestic Patent References:
| WO2017195782A1 | 2017-11-16 | |||
| WO2017195782A1 | 2017-11-16 |
Foreign References:
| JPH05240066A | 1993-09-17 | |||
| US20090010758A1 | 2009-01-08 | |||
| JP2013221512A | 2013-10-28 | |||
| JP2018067827A | 2018-04-26 |
Other References:
See also references of EP 3779125A4
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
Download PDF: