BUSHING AND CLOCK SPRING ASSEMBLY FOR MOVEABLE TURBINE VANE

• Main Authors: LORENZI LOUIS BRUNO, REIMELS GREGORY WILLIAM, DAVIS BRIAN MICHAEL, WOOD BILLY T
• Format: Patent
• Language: English
• Published: 05.03.2009
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT PUMPS; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

A bushing assembly for a turbine vane includes a bushing, housing, and a flexible conductor. The bushing includes a bore for receiving a trunnion of the vane and a first conductor extending from the bushing. The first conductor is adapted to be connected to a heater element disposed on the vane. The housing is positioned over the, and the bushing is rotatable relative to the housing. The housing includes a second conductor extending from the housing for connection to an electrical power source. The flexible conductor is electrically connected between the first conductor and the second conductor, such that an electric current is transmitted from the second conductor to the first conductor to provide an electric current to the heater element