Patent · US Expired

Compressor diffuser

US5387081A · kind A · utility

21Cited by
9References
23Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 9, 1993
Grant dateFeb 7, 1995
Priority date
Expiry dateDec 9, 2013

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05D2250/52
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

Compressor 14 of a gas turbine engine has a final centrifugal stage 18 discharging air into annulus 20. Diffuser 20 are straight and of frustoconical shape receiving air from the annulus. A side cut produces opening 38 in the side of each diffuser. Much of the flow exits through, and is directed by these openings.

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