Split line flow path seals

US9759079B2 · kind B2 · utility

Assignees

• Rolls-Royce Corporation · US
• Rolls-Royce North American Technologies Inc. · US
• Rolls-Royce High Temperature Composites, Inc. · US
• ROLLS-ROYCE plc

Inventors

• Aaron D. Sippel · Zionsville, US
• Ted J. Freeman · Danville, US
• David J. Thomas · Brownsburg, US
• Joseph P. Lamusga · Indianapolis, US
• Brian J. Shoemaker · Indianapolis, US
• Steven Hillier · Manchester, GB

Key dates

• Filing date: May 28, 2015
• Grant date: Sep 12, 2017
• Expiry date: Mar 15, 2036

Classification

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

Abstract

A gas turbine engine assembly adapted to separate a high pressure zone from a low pressure zone includes a seal assembly configured to block gasses from passing through the interface of two adjacent components. The seal assembly includes a rod.