Patent · US Active

Gas turbine engine with a rim seal between the rotor and stator

US10443422B2 · kind B2 · utility

1Cited by
8References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 10, 2016
Grant dateOct 15, 2019
Priority date
Expiry dateNov 11, 2036

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05D2220/32
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An apparatus relating to a rim seal for gas turbine engine comprising a wing extending into a buffer cavity with at least one set of protuberances including a first protuberance extending into the buffer cavity and a second protuberance extending from the wing into the buffer cavity, with the first and second protuberances being axially spaced from each other.

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