Title:
JET ENGINE
Document Type and Number:
WIPO Patent Application WO/2016/075984
Kind Code:
A1
Abstract:
A jet engine (1) is provided with: a hollow shaft (10); a center vent tube (12) inserted through the shaft (10); an annular support section (130) protruding from the inner wall surface (10a1) of the shaft (10); and an annular spacer ring (13d) provided on the outer wall surface (12a1) of the center vent tube (12) and in contact in a slidable manner with the support section (130). The spacer ring (13d) has: an outer peripheral surface (13d1) having a shape matching the shape of the surface (13b3) of the support section (130) in the axial direction of the shaft (10); an inner peripheral surface (13d2) having a shape matching the shape of the outer wall surface (12a1) of the center vent tube (12) in the axial direction of the shaft (10); and a cut section (13d3) formed by cutting a part of the spacer ring (13d).
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Inventors:
AMANO SHINICHI (JP)
OIKAWA YUUSAKU (JP)
OIKAWA YUUSAKU (JP)
Application Number:
PCT/JP2015/074278
Publication Date:
May 19, 2016
Filing Date:
August 27, 2015
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
F02C7/00; F01D5/02; F01D25/00; F02C7/06
Domestic Patent References:
WO2008082334A1 | 2008-07-10 |
Foreign References:
JP2009174528A | 2009-08-06 | |||
JP2004514841A | 2004-05-20 | |||
US6360418B1 | 2002-03-26 |
Other References:
See also references of EP 3176407A4
Attorney, Agent or Firm:
TERAMOTO Mitsuo et al. (JP)
Mitsuo Teramoto (JP)
Mitsuo Teramoto (JP)
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