Integrated current return network in composite structures
First Claim
Patent Images
1. A current return network (CRN) comprising:
- a composite structural element having a web;
at least one flange connected to the web;
at least one metallic conductive layer integrated with and extending the length of the web;
wherein the at least one metallic layer is configured to electrically bond to an aircraft system and provide a ground path.
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Accused Products
Abstract
An aircraft component incorporated in a current return network (CRN) employs a composite structural element having a web. At least one flange is connected to the web. At least one metallic conductive layer is integrated with and extends the length of the web. The at least one metallic layer is configured to electrically bond to an aircraft system and provide a ground path.
17 Citations
20 Claims
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1. A current return network (CRN) comprising:
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a composite structural element having a web; at least one flange connected to the web; at least one metallic conductive layer integrated with and extending the length of the web; wherein the at least one metallic layer is configured to electrically bond to an aircraft system and provide a ground path. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method for implementing a current return network (CRN) comprising:
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establishing a desired current return path; fabricating a structural member providing routing approximating the current return path with at least one integrated conductive layer; modifying the integrated conductive layer with pad ups for current localization at connection points; and
,electrically connecting the integrated conductive layer and CRN components. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A method of grounding systems in an aircraft comprising:
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receiving current from lightning strike or system faults in an integrated conductive layer in a structural member wherein the structural member comprises a composite structural element having a web with at least one flange connected to the web and the integrated conductive layer is a metallic conductive layer integrated with and extending the length of the web; transmitting the current along the integrated conductive layer in the structural member; and
,transferring the current to current return network (CRN) components electrically bonded to the integrated conductive layer. - View Dependent Claims (20)
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Specification