Joseph T Szefi

US Patent:

8647059, Feb 11, 2014

Filed:

Feb 3, 2011

Appl. No.:

13/020333

Inventors:

Joseph Szefi - State College PA, US

International Classification:

F01D 5/12

US Classification:

416 1, 416 23, 416132 R, 416147

Abstract:

A pneumatic actuator system to provide for actuation of a device on a rotor blade. A high pressure volume unit mounted on the rotor blade, including an air inlet to allow entrance of air into the high pressure volume. At least one actuator on the rotor blade to actuate a device on the rotor blade, where the at least one actuator is connected to the high pressure volume to receive air from the high pressure volume for actuation. An air release unit connected to the at least one actuator to allow release of air from the at least one actuator. An air control unit connected to the high pressure volume unit to control air flow into the at least one actuator and is connected to the air release unit to control release of air from the at least one actuator.