Seal plate with concentrate annular segments for a gas turbine engine

Patent · Tue Dec 24 00:00:00 EST 1991

OSTI ID:5530458

Harris, D P; Light, S H

This patent describes a gas turbine engine. It comprises a radial outflow, rotary compressor; a radial inflow turbine wheel; means coupling the compressor and the turbine wheel in slightly spaced back to back relating so that the turbine wheel may drive the compressor; a housing surrounding the compressor and the turbine wheel; and a stationary seal mounted on the housing and extending into the space between the compressor and the turbine wheel, the seal including a main sealing and support section adjacent the compressor and a multiple piece diaphragm mounted to the main section, but generally spaced therefrom, the pieces of the diaphragm being movable with respect to each other and with respect to the main section, and including a radially inner ring and a radially outer ring, one of the rings including a lip which overlaps an edge of the other of the rings, the lip and the edge being in sliding, sealing engagement.

• Assignee: Sundstrand Corp., Rockford, IL (United States)
• Patent Number(s): US 5074111; A
• Application Number: PPN: US 7-291103
• OSTI ID: 5530458
• Resource Relation: Patent File Date: 28 Dec 1988
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
42 ENGINEERING
GAS TURBINE ENGINES
SEALS
ANNULAR SPACE
COMPRESSORS
COUPLINGS
FLUID FLOW
PLATES
SHAFTS
TURBINES
WHEELS
CONFIGURATION
ENGINES
EQUIPMENT
HEAT ENGINES
INTERNAL COMBUSTION ENGINES
MACHINE PARTS
MACHINERY
SPACE
TURBOMACHINERY
330103* - Internal Combustion Engines- Turbine
420202 - Engineering- Protective Structures & Equipment