Patent · US Expired

Bimetallic air seal for exhaust nozzles

US4813608A · kind A · utility

30Cited by
7References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 1986
Grant dateMar 21, 1989
Priority date
Expiry dateDec 10, 2006

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16J15/164
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A bimetallic leaf seal 40 for forming an air seal between adjacent structures (38, 42). The bimetallic seal 40 comprises two metallic layers 46, 48 having different coefficients of thermal expansion. The seal moves in a preferred direction upon the application of heat to form an air seal upon the application of heat.

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