Gas turbine engine components with cooling hole trenches

US8628293B2 · kind B2 · utility

Assignee

• HONEYWELL INTERNATIONAL INC. · US

Inventors

• Dhinagaran Ramachandran · Savanuru, IN
• Gopal Samy Muthiah · Savanuru, IN
• Jyothishkumar Venkataramanan · Viralimalai, IN
• Balamurugan Srinivasan · Bengaluru, IN
• Jong Liu · Scottsdale, US
• Luis Tapia · Maricopa, US
• Daniel C. Crites · Mesa, US
• Malak Fouad Malak · Tempe, US

Key dates

• Filing date: Jun 17, 2010
• Grant date: Jan 14, 2014
• Expiry date: May 9, 2032

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02T50/60
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

An engine component includes a body having an interior surface and an exterior surface; a cooling hole formed in the body and extending from the interior surface to the exterior surface; and a concave trench extending from the cooling hole at the exterior surface of the body in a downstream direction.