Patent · US Active

Composite piston ring seal for axially and circumferentially translating ducts

US9945295B2 · kind B2 · utility

4Cited by
9References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 2015
Grant dateApr 17, 2018
Priority date
Expiry dateOct 5, 2035

Classification

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

Abstract

A seal system is provided. The seal system may comprise a first duct having an annular geometry, a second duct overlapping the first duct in a radial direction, and a seal disposed between the first duct and the second duct. The seal may comprise a groove defined by the first duct and a piston configured to slideably engage the groove.

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