Passive active poppet-type bleed valves
US11193427B2 · kind B2 · utility
2Cited by
7References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 27, 2018 |
| Grant date | Dec 7, 2021 |
| Priority date | — |
| Expiry date | Aug 12, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2270/312
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A bleed valve for an air plenum includes a valve body having a poppet seat, a poppet supported by the valve body and movable relative to the poppet seat, and piston slideable relative to the poppet and movable relative to the poppet between an extended position and a retracted position. Gas turbine engines and methods of bleeding fluid from gas turbine engines are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.