Title:
CYLINDRICAL BODY
Document Type and Number:
WIPO Patent Application WO/2024/101004
Kind Code:
A1
Abstract:
Provided is a cylindrical body capable of avoiding an increase in weight while improving cooling efficiency. This cylindrical body (1) comprises a plurality of annular members (100), wherein: the annular members (100) each have an outer circumferential wall section (110), an inner circumferential wall section (120) which is disposed further inward than the outer circumferential wall section (110) and defines a cooling flow path (C3) between the inner circumferential wall section and the outer circumferential wall section (110), and a plurality of cooling fins (130) which are disposed in the cooling path (C3) and connect the outer circumferential wall section (110) and the inner circumferential wall section (120); the outer circumferential wall section (110) has a plurality of inlet holes (111) which cause compressed air (F1) to be introduced from an intra-case flow path (C1) to the cooling path (C3); the inner circumferential wall section (120) has a plurality of outlet holes (121) which cause compressed air (F1) to be discharged from the cooling path (C3) to a combustion chamber (C2); and the plurality of annular members (100) are connected to each other along an axis X.
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Inventors:
FUJIMOTO YOHEI (JP)
MIYOSHI ICHIRO (JP)
IKEDA YUTAKA (JP)
MIYOSHI ICHIRO (JP)
IKEDA YUTAKA (JP)
Application Number:
PCT/JP2023/034116
Publication Date:
May 16, 2024
Filing Date:
September 20, 2023
Export Citation:
Assignee:
MITSUBISHI HEAVY IND AERO ENGINES LTD (JP)
International Classes:
F23R3/42; F02C7/18; F23R3/06
Foreign References:
| JPH04115253U | 1992-10-13 | |||
| JP2007155312A | 2007-06-21 | |||
| US20160356500A1 | 2016-12-08 | |||
| JP2000130760A | 2000-05-12 | |||
| JP2022041888A | 2022-03-11 | |||
| JPS62733A | 1987-01-06 |
Attorney, Agent or Firm:
FUJITA, Takaharu (JP)
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