Variable bypass turbine fan

Details Variable bypass turbine fan Variable bypass turbine fan

2007-10-26

2011-10-04

Kim, Ted (Department: 3741)

Power plants

Reaction motor

Interrelated reaction motors

C060S226300, C060S802000, C415S069000, C415S061000

Reexamination Certificate

active

08028513

ABSTRACT:
An engine for powering a vehicle, such as a military aircraft or a commercial aircraft, is provided. The engine broadly comprises a main core with a plurality of spools with each spool having a plurality of compressor blades and a plurality of turbine blades attached thereto. One of the spools has a first set of fan blades attached thereto. The engine further has a variable bypass turbine fan formed by a second set of fan blades. The second set of fan blades is arranged outboard of the main core. The second set of fan blades may be decoupled from the first set of fan blades.

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patent: 7770377 (2010-08-01), Rolt
patent: 2007/0044451 (2007-03-01), Jones

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