Patent · US Expired

Anti-sound arrangement for multi-stage blade cascade

US5420383A · kind A · utility

3Cited by
13References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 22, 1993
Grant dateMay 30, 1995
Priority date
Expiry dateOct 22, 2013

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05B2260/962
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An arrangement for cancelling unwanted noise generated by sequential blade rows (16, 18) in a gas turbine engine (10) includes a plurality of acoustic sources (52) disposed on the blades (36-42) of the downstream row (18).

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