Aerodynamic Seal Assemblies for Turbo-Machinery
First Claim
Patent Images
1. An aerodynamic seal assembly for use with a turbo-machine, comprising:
- a plurality of springs;
a shoe connected to the plurality of springs; and
a secondary seal positioned about the plurality of springs and the shoe.
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Abstract
The present application provides an aerodynamic seal assembly for use with a turbo-machine. The aerodynamic seal assembly may include a number of springs, a shoe connected to the springs, and a secondary seal positioned about the springs and the shoe.
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Citations
20 Claims
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1. An aerodynamic seal assembly for use with a turbo-machine, comprising:
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a plurality of springs; a shoe connected to the plurality of springs; and a secondary seal positioned about the plurality of springs and the shoe. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method of sealing between a stationary component and a rotating component, comprising:
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rotating a shoe in a first direction; rotating a secondary seal in a second direction so as to contact the shoe; maintaining the shoe in an equilibrium position during aerostatic operation; and moving the shoe away from the rotating component during aerodynamic operation. - View Dependent Claims (12)
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13. An aerodynamic seal system for use with a turbine engine, comprising:
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a stationary component; a rotating component; and a plurality of seal assemblies positioned about the stationary component and facing the rotating component; each of the plurality of seal assemblies comprising a shoe with a convergent shape. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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Specification