Thermal actuator including fluid with high temperature stability

US9617921B2 · kind B2 · utility

Assignee

• General Electric Company · US

Inventors

• Pramod K. Biyani · Greer, US
• Larry Neil Lewis · Scotia, US
• Carlos Miguel Miranda · Lyman, US
• Slawomir Rubinsztajn · Schenectady, US
• Stanley Frank Simpson · Simpsonville, US

Key dates

• Filing date: Jul 31, 2013
• Grant date: Apr 11, 2017
• Expiry date: Oct 5, 2035

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F05D2300/50212
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A thermal actuator is provided and includes an expansion material disposed and configured to move a movable element from a first movable element position toward a second movable element position in accordance with an expansion condition of the expansion material. The expansion material includes an inorganic salt mixture or a metal oxide mixture.