Augmentor spray bar with tip support bushing

US8893502B2 · kind B2 · utility

Assignee

• UNITED TECHNOLOGIES CORPORATION · US

Inventors

• Andreas Sadil · Newington, US
• Steven W. Burd · Cheshire, US
• Bessem Jlidi · Rocky Hill, US
• Dennis M. Moura · South Windsor, US
• Christopher R. Brdar · Rocky Hill, US
• Leong Ma · South Glastonbury, US
• Fernando K. Grant · South Windsor, US
• Jodie L. Herrmann · Rocky Hill, US
• Kelly A. Vanston · Town of West Hartford, US
• Matthew J. Westergard · Wethersfield, US
• George F. Titterton, III · South Windsor, US

Key dates

• Filing date: Oct 14, 2011
• Grant date: Nov 25, 2014
• Expiry date: Feb 20, 2033

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F05D2250/192
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

An augmentor for a gas turbine engine includes an augmentor spray bar with a spray bar outlet, and an augmentor spray bar tip. The spray bar tip includes a tip body, a tip bushing and a tip support strut. The tip body includes a first flow passage extending therethrough between a tip inlet and a tip outlet, wherein the tip inlet is connected to the spray bar outlet. The tip bushing includes a bushing bore. The tip body extends through the bushing bore defining a second flow passage between the tip body and the tip bushing. The tip support strut connects the tip body to the tip bushing across the second flow passage.