Patent · US Active

Flange trapped seal configuration

US9926797B2 · kind B2 · utility

1Cited by
13References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 22, 2015
Grant dateMar 27, 2018
Priority date
Expiry dateFeb 1, 2036

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T50/60
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

According to one embodiment of the present invention, a sealing arrangement includes a turbine static structure with an inner case and a seal ring each having contact surfaces. The sealing arrangement also has a bearing compartment with a contact surface. A piston seal is positioned between the inner case, the seal ring, and the bearing compartment and is configured to contact the contact surfaces.

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