Patent · US Expired

Radial seal

US4311432A · kind A · utility

25Cited by
3References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 20, 1979
Grant dateJan 19, 1982
Priority date
Expiry dateNov 20, 1999

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01D11/005
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A thin ring fabricated from a relatively low thermal expansion material located between the engine case and the outer air seal segments and adjacent vane segments serves to seal the gap between the adjacent vane segments and outer air seal segments by virtue of deforming the ring caused by the expansion of the case.

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