Patent · US Expired

Sealing device for a rotary heat exchanger, in particular for a gas turbine

US4024905A · kind A · utility

5Cited by
3References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 15, 1973
Grant dateMay 24, 1977
Priority date
Expiry dateOct 15, 1993

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S165/021
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A sealing device located between a static surface of a gas turbine and a rotating heat exchanger surface is comprised of a plurality of outwardly opening U-shaped shoes sealingly connected to the static surface by a bellows and a plurality of U-shaped compression members telescopically disposed within the U-shaped shoes and biased outwardly into engagement with the rotating heat exchanger surface by a plurality of springs.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.