Patent · US Expired

Pressurized oil supply for propeller engine system

US7118336B2 · kind B2 · utility

27Cited by
17References
22Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 19, 2003
Grant dateOct 10, 2006
Priority date
Expiry dateSep 3, 2024

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16N2260/00
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A system and method for providing pressurised oil during non-feathered in-flight shutdown conditions in a variable-pitch aircraft propeller engine. A secondary pump provides pressurised oil substantially independent of an engine main oil circuit.

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