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US 8,911,656 B2Granted
Methods for manufacturing a composite fan inlet housing
AssigneeHoneywell International Inc.
InventorsWilliam H. Doddman, Robert Saunders Murray
Life of this patent
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Abstract
Methods for manufacturing a composite fan inlet housing are disclosed. The methods include inserting a first piece of composite material and a second piece of composite material into a molding tool, inserting an inflatable bladder between the first piece and the second piece, and pressurizing the inflatable bladder to a curing pressure for a length of time sufficient to allow the first piece and second piece to cure.
Claims19
A method of manufacturing a composite fan inlet housing, comprising:
- inserting a first piece of composite material and a second piece of composite material into a molding tool;
- inserting an inflatable bladder between the first piece and the second piece;
- pressurizing the inflatable bladder to a curing pressure for a length of time sufficient to allow the first piece and second piece to cure;
- and
- injecting foam between the cured first piece and second piece.
2 more elements
A method of manufacturing a composite fan inlet housing, comprising:
- inserting a first piece of composite material and a second piece of composite material into a molding tool;
- inserting a multi-segment, connected inflatable bladder between the first piece and the second piece;
- inserting additional composite material between the segments of the multi-segment, connected inflatable bladder;
- and
- pressurizing the inflatable bladder to a curing pressure for a length of time sufficient to allow the first piece, the second piece, and the additional composite material to cure.
2 more elements
Dependencies are inferred from the claim text.