Power turbine heat shield architecture

US9945240B2 · kind B2 · utility

Assignee

• PW POWER SYSTEMS, INC. · US

Inventors

• Fernando K. Grant · South Windsor, US
• Fabian D. Betancourt · Meriden, US
• John J. Korzendorfer · Glastonbury, US
• Andrew P. Boursy · Marlborough, US
• Alexander Sankovich · Hebron, US
• Henry K. Webster · North Palm Beach, US
• Christopher Moore · Newington, US
• Charles C. Wu · Glastonbury, US

Key dates

• Filing date: Oct 13, 2014
• Grant date: Apr 17, 2018
• Expiry date: Mar 28, 2036

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F01D25/246
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A power turbine section for a gas turbine engine includes a heat shield assembly mounted to a bearing support, the heat shield assembly forms an outer diameter directed toward an inner vane platform of the power turbine vane array.