Patent · US Active

Bellows secondary seal for cantilevered hydrostatic advanced low leakage seal

US11519285B2 · kind B2 · utility

0Cited by
5References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 13, 2019
Grant dateDec 6, 2022
Priority date
Expiry dateAug 13, 2039

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05D2240/55
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A hydrostatic seal configured to be disposed between relatively rotatable components. The hydrostatic seal includes a seal carrier. The hydrostatic seal also includes a beam extending axially from a forward end to an aft end, the beam cantilevered to the seal carrier at one of the forward end and the aft end, the beam free at the other end. The hydrostatic seal further includes a bellows seal operatively coupled to the seal carrier and in contact with the beam.

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