A device for protecting piping from lightning. The piping includes tubular metal sections connected to each other by connection parts, a first portion of the connection parts being plastic material parts and a second portion of the connection parts being metal parts.
대표청구항▼
1. A device for protecting piping from lightning, comprising: the piping including tubular metal sections connected to each other by connection parts,wherein a first type of the connection parts is plastic material parts and a second type of the connection parts is metal parts,wherein the piping inc
1. A device for protecting piping from lightning, comprising: the piping including tubular metal sections connected to each other by connection parts,wherein a first type of the connection parts is plastic material parts and a second type of the connection parts is metal parts,wherein the piping including the tubular metal sections is made from double skin tubes, each of the tubular metal sections including an inner tube and an outer tube that are concentric to one another,wherein the connection parts include an inner part to connect two inner tubes of adjacent tubular metal sections and an outer part to connect two outer tubes of the adjacent tubular metal sections, andwherein the inner tube of at least one tubular metal section and the outer tube of the at least one tubular metal section are slidable relative to each other along an axial direction of the at least one tubular metal section. 2. The device for protecting piping according to claim 1, wherein at least one of the first type of the connection parts made from plastic material includes an abutment member to maintain a gap to prevent formation of an electric arc between the two inner tubes of the adjacent tubular metal sections connected via the abutment member. 3. The device for protecting piping according to claim 2, wherein the abutment member includes a raised portion with a decreased inner diameter to prevent the two inner tubes of the adjacent tubular metal sections from moving towards each other closer than a distance of the gap. 4. The device for protecting piping according to claim 1, further comprising a sealing member between the tubes of the piping, and an electrical connection between at least one tube of the tubes and at least one of the connection parts, wherein the connection parts include electrically insulating O-rings. 5. The device for protecting piping according to claim 1, wherein the plastic connection parts are made from a plastic material including an insulating polymer and a load of conductive material to provide the plastic connection parts with sufficient conductive properties to evacuate static electricity accumulated by the tubes. 6. The device for protecting piping according to claim 5, wherein the load is a carbon fiber load. 7. An aircraft comprising: sections of metal piping; anda device for protecting piping according to claim 5,wherein a majority of sections of piping are connected by charged plastic connection parts, with metal connection parts electrically connected to a structure of the aircraft and positioned at intervals to locally connect the piping to a conducting ground of the aircraft. 8. The aircraft according to claim 7, wherein the metal connection parts are positioned at approximately fifteen meter intervals along the piping. 9. The device for protecting piping according to claim 1, wherein the tubular metal sections are connected to attachment bearing supports that are attached to a structure via at least one connection part of the connection parts, wherein a first section of the tubular metal sections is received by a metal part of the at least one connection part,wherein a second section of the tubular metal sections is received by a plastic part of the at least one connection part, andwherein the metal part and plastic part are assembled together to form the at least one connection part. 10. The device for protecting piping according to claim 9, wherein the metal part is a connector attached to the attachment bearing support. 11. The device for protecting piping according to claim 10, wherein the plastic part includes at least one sleeve attaching to the connector. 12. The device for protecting piping according to claim 11, wherein the plastic part includes an outer sleeve and an inner sleeve, the inner sleeve having a first portion forming a tip to receive an end of an inner tube of the first section or an end of an extension tube of the inner tube of the first section, and the inner sleeve having a second portion forming a tip to connect to an inner tube of the second section. 13. The device for protecting piping according to claim 9, wherein the connection forms a mixed metal/plastic connection. 14. An aircraft comprising: additional sections of metal piping; anda device for protecting piping according to claim 9,wherein the additional sections of piping are connected, at respective first ends, by insulating connection parts and, at respective second ends, by conductive connection parts to be electrically connected to a structure of the aircraft, to produce segments of piping, each of the additional sections of piping connected to a conducting ground of the aircraft at one end and insulated at the other end, the segments being electrically insulated from each other. 15. An aircraft comprising: additional sections of metal piping; anda device for protecting piping according to claim 1,wherein the additional sections of piping are connected, at respective first ends, by insulating connection parts and, at respective second ends, by conductive connection parts to be electrically connected to a structure of the aircraft, to produce segments of piping including two sections of metal piping, each of the sections being connected to a conducting ground of the aircraft, the segments being electrically insulated from each other. 16. The aircraft according to claim 15, wherein the connection parts include electrically insulating O-rings and electrical connection members positioned between the tubes and the metal connection parts. 17. The device for protecting piping according to claim 1, wherein the tubular metal sections of the piping are connected to each other by the connection parts in an alternating manner so that one end of each of the tubular metal sections is connected to the first type of the connection parts and another end of each of the tubular metal sections is connected to the second type of the connection parts. 18. The device for protecting piping according to claim 1, wherein the tubular metal sections are electrically connected to the second type of the connection parts via metal connection straps at intervals of 10 to 20 meters along the piping. 19. The device for protecting piping according to claim 1, wherein the inner tube of the at least one tubular metal section includes an electrically insulating O-ring in sliding contact with a first inner part of the connection parts, and wherein the outer tube of the at least one tubular metal section includes an electrically insulating O-ring in sliding contact with a first outer part of the connection parts. 20. A device for protecting piping from lightning, comprising: the piping including tubular metal sections connected to each other by connection parts,wherein a first type of the connection parts is made from a non-conductive material and a second type of the connection parts is made from a conductive material,wherein the piping including the tubular metal sections is made from double skin tubes, each of the tubular metal sections including an inner tube and an outer tube that are concentric to one another,wherein the connection parts include an inner part to connect two inner tubes of adjacent tubular metal sections and an outer part to connect two outer tubes of the adjacent tubular metal sections, andwherein the inner tube of at least one tubular metal section and the outer tube of the at least one tubular metal section are slidable relative to each other along an axial direction of the at least one tubular metal section.
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이 특허에 인용된 특허 (2)
Covey James H. (Snohomish WA), Dielectric isolation of metallic conduits.
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