Composite ducts and methods
AssigneeUnited Technologies Corporation
InventorsMichael J. Parkin, Colin J. Kling
Life of this patent
Estimating the term…
Abstract
A duct has: a first non-metallic member extending between a first end and a second end, at least at the first end having an outwardly-projecting flange portion; a metallic flange member having a sleeve extending between a first end and a second end and a flange extending outward from the sleeve and having a first face and a second face; and a second non-metallic member extending between a first end and a second end having an outwardly-projecting flange portion, the first non-metallic member flange portion mounted to the flange first face and the second non-metallic member flange portion mounted to the flange second face.
Claims19
A duct comprising:
- a first non-metallic member having an exposed exterior surface extending between a first end and a second end, at least at the first end having an outwardly-projecting flange portion;
- a metallic flange member having a sleeve extending between a first end and a second end and a flange extending outward from the sleeve and having a first face and a second face;
- and
- a second non-metallic member extending between a first end and a second end having an outwardly-projecting flange portion, the first non-metallic member flange portion mounted to the flange first face and the second non-metallic member flange portion mounted to the flange second face, wherein:
- the metallic flange member flange protrudes beyond the first non-metallic member flange portion and the second non-metallic member flange portion;
- the sleeve first end protrudes beyond the flange first face;
- and
- the sleeve second end protrudes beyond the flange second face.
Dependencies are inferred from the claim text.