Propulsor hub weight element and balancing method
AssigneeSikorsky Aircraft Corporation
InventorsDavid A. Darrow, Jr., Ron William Waldo, Christopher L. Winslow
Life of this patent
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Abstract
A propulsor hub is provided and includes a casing including an inner annular part and blade-connection parts extending outwardly from the inner annular part, a liner having inner and outer opposed radial ends, the liner being disposed about a corresponding one of the blade-connection parts with the inner radial end thereof at a distance from the inner annular part and a weighted element securely disposed about the corresponding one of the blade-connection parts to abut the outer radial end of the liner.
Claims13
A propulsor hub, comprising:
- a casing including an inner annular part and a plurality of annular blade-connection parts extending radially outwardly from the inner annular part;
- a plurality of liners provided on each of the plurality of annular blade-connection parts at a distance from each other, each of the plurality of liners having inner and outer opposed radial ends, the inner radial end being spaced from the inner annular part;
- and
- a weighted element securely disposed about a corresponding one of the blade-connection parts to abut the outer radial end of the corresponding one of the plurality of liners.
A propulsor hub balancing method for use with a propulsor hub including a casing, the casing including an inner annular part and a plurality of annular blade-connection parts extending radially outwardly from the inner annular part, the method comprising:
- disposing a weighted element about one or more of the plurality of annular blade-connection parts to abut an outer radial end of a liner in a weight balanced arrangement;
- and securing the weighted element to press against the outer radial end of the liner using a securing element.
Dependencies are inferred from the claim text.