Patent · US Active

Auxiliary power unit plenum with a pleated screen for foreign object damage prevention

US11313277B2 · kind B2 · utility

1Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 2020
Grant dateApr 26, 2022
Priority date
Expiry dateJun 5, 2040

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05D2220/50
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A plenum duct for an auxiliary power unit includes a main body having an inlet aperture and a flow cavity. A pair of screen supports are coupled to the main body proximate a periphery of the inlet aperture, said screen supports extending into the flow cavity. A pleated screen is disposed on the pair of screen supports.

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