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U.S. Department of Energy
Office of Scientific and Technical Information

Counterrotating power turbine

Patent ·
OSTI ID:7195772
An improvement is described for a gas turbine engine comprising: a support having an annular axial cross-section and forward and aft portions, the forward portion having a diameter greater than the diameter of the aft portion; a first rotor supported on the first portion by first bearing means and extending to the aft portion and forming a first interface therewith; and a second rotor supported on the first rotor by second bearing means and extending to the aft portion and forming a second interface therewith.
Assignee:
General Electric Co., Cincinnati, OH
Patent Number(s):
US 4621978
OSTI ID:
7195772
Country of Publication:
United States
Language:
English