Title:
HONEYCOMB SEAL AND ROTARY MACHINE
Document Type and Number:
WIPO Patent Application WO/2022/091798
Kind Code:
A1
Abstract:
A honeycomb seal provided with a honeycomb structure in which a plurality of hole portions arranged so as to be recessed from a sealing surface are defined by partition walls. The partition wall has a high-strength portion and a low-strength portion having a lower strength than that of the high-strength portion at different positions in the depth direction of the hole portion. Accordingly, the low-strength portion of the partition wall causes a rupture when a fin contacts the honeycomb structure.
Inventors:
YOSHIDA AZUMI (JP)
KUNITAKE NOBUHIRO (JP)
TANEIKE MASAKI (JP)
SHIMIZU ATSUSHI (JP)
KUNITAKE NOBUHIRO (JP)
TANEIKE MASAKI (JP)
SHIMIZU ATSUSHI (JP)
Application Number:
PCT/JP2021/038035
Publication Date:
May 05, 2022
Filing Date:
October 14, 2021
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD (JP)
MITSUBISHI POWER LTD (JP)
MITSUBISHI POWER LTD (JP)
International Classes:
F16J15/44; F01D11/02; F01D11/08
Foreign References:
| JP2016153654A | 2016-08-25 | |||
| JP2016027287A | 2016-02-18 | |||
| JP2014231797A | 2014-12-11 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
Download PDF: