Axial locating means for airfoils
First Claim
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1. IN AN AFT-FAN GAS TURBINE ENGINE, A ROTOR ASSEMBLY COMPRISING:
- A ROTOR DISC HAVING AN UPSTREAM FACE AND A DOWNSTREAM FACE AND A PLURALITY OF CIRCUMFERENTIALLY SPACED AXIAL DOVETAIL SLOTS IN THE RIM THEREOF, THE OUTER PERIPHERY OF SAID ROTOR DISC RIM INTERMEDIATE SAID PLURALITY OF DOVETAIL SLOTS FORMING A PLURALITY OF LANDS, A PLURALITY OF AIRFOIL MEMBERS HAVING DOVETAIL BASES RECEIVED IN RESPECTIVE ONES OF SAID SLOTS AND EXTENDING RADIALLY OUTWARDLY THEREFROM, SAID PLURALITY OF AIRFOIL MEMBERS COOPERATING TO FORM A FIRST SEGMENTED RING SURROUNDING SAID ROTOR DISC RIM IN RADIALLY SPACED RELATIONSHIP THERETO, A ROW OF AIRFOIL SHAPED TURBINE BUCKETS PERIPHERALLY MOUNTED ON SAID FIRST RING, A SECOND SEGMENTED RING MOUNTED ON THE OUTER TIPS OF SAID TURBINE BUCKETS, AND A ROW OF AIRFOIL SHAPED COMPRESSOR VANES PERIPHERALLY MOUNTED ON SAID SECOND RING, A PLURALITY OF RIGID LOCATING MEMBERS, EACH OF SAID LOCATING MEMBERS POSITIONED ON A RESPECTIVE ONE OF SAID LANDS INWARDLY OF SAID FIRST RING AND
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1 Claim
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1. IN AN AFT-FAN GAS TURBINE ENGINE, A ROTOR ASSEMBLY COMPRISING:
- A ROTOR DISC HAVING AN UPSTREAM FACE AND A DOWNSTREAM FACE AND A PLURALITY OF CIRCUMFERENTIALLY SPACED AXIAL DOVETAIL SLOTS IN THE RIM THEREOF, THE OUTER PERIPHERY OF SAID ROTOR DISC RIM INTERMEDIATE SAID PLURALITY OF DOVETAIL SLOTS FORMING A PLURALITY OF LANDS, A PLURALITY OF AIRFOIL MEMBERS HAVING DOVETAIL BASES RECEIVED IN RESPECTIVE ONES OF SAID SLOTS AND EXTENDING RADIALLY OUTWARDLY THEREFROM, SAID PLURALITY OF AIRFOIL MEMBERS COOPERATING TO FORM A FIRST SEGMENTED RING SURROUNDING SAID ROTOR DISC RIM IN RADIALLY SPACED RELATIONSHIP THERETO, A ROW OF AIRFOIL SHAPED TURBINE BUCKETS PERIPHERALLY MOUNTED ON SAID FIRST RING, A SECOND SEGMENTED RING MOUNTED ON THE OUTER TIPS OF SAID TURBINE BUCKETS, AND A ROW OF AIRFOIL SHAPED COMPRESSOR VANES PERIPHERALLY MOUNTED ON SAID SECOND RING, A PLURALITY OF RIGID LOCATING MEMBERS, EACH OF SAID LOCATING MEMBERS POSITIONED ON A RESPECTIVE ONE OF SAID LANDS INWARDLY OF SAID FIRST RING AND
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Current AssigneeJohn Smuland Robert, Melvin Bobo
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Original AssigneeJohn Smuland Robert, Melvin Bobo
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InventorsBobo, Melvin, JOHN SMULAND ROBERT
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Application NumberUS04/421,854Time in Patent Office483 DaysField of SearchUS Class Current416/191CPC Class CodesF01D 11/005 Sealing means between non r...F01D 5/323 Locking of axial insertion ...
