IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0198149
(2002-07-19)
|
우선권정보 |
DE-0035974 (2001-07-24) |
발명자
/ 주소 |
- Karl, Schreiber
- Matthias, Goebel
- Reuter, Stefan
|
출원인 / 주소 |
- Rolls-Royce Deutschland Ltd. & Co KG
|
대리인 / 주소 |
Davidson Berquist Klima & Jackson, LLP
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
7 |
초록
▼
A method for the production of a sealing element with a backing1and a honeycomb structure2attached to this backing1, in which the cellular arrangement of the honeycomb structure2is formed by individual, profiled layers3to7made of a thin, foil-like, metallic material, and in which the layers3to7are b
A method for the production of a sealing element with a backing1and a honeycomb structure2attached to this backing1, in which the cellular arrangement of the honeycomb structure2is formed by individual, profiled layers3to7made of a thin, foil-like, metallic material, and in which the layers3to7are bonded to each other and the honeycomb structure2is bonded to the backing1, wherein the bonding of the individual layers3to7of the honeycomb structure2and the bonding of the honeycomb structure2to the backing1is effected by means of a brazing process in which pure aluminum or an aluminum alloy is used as the brazing filler material.
대표청구항
▼
1. A method for the production of a sealing element with a backing and a honeycomb structure attached to this backing, in which the cellular arrangement of the honeycomb structure is formed by individual, profiled layers made of a thin, foil-like, metallic material, and in which the layers are bonde
1. A method for the production of a sealing element with a backing and a honeycomb structure attached to this backing, in which the cellular arrangement of the honeycomb structure is formed by individual, profiled layers made of a thin, foil-like, metallic material, and in which the layers are bonded to each other and the honeycomb structure is bonded to the backing, wherein the bonding of the individual layers of the honeycomb structure and the bonding of the honeycomb structure to the backing are performed by a brazing process in which pure aluminum is used as brazing filler material. 2. A method in accordance with claim 1, wherein the brazing is performed at a brazing temperature above the melting temperature of the aluminum.3. A method for the production of a sealing element with a backing and a honeycomb structure attached to this backing, in which the cellular arrangement of the honeycomb structure is formed by individual, profiled layers made of a thin, foil-like, metallic material, and in which the layers are bonded to each other and the honeycomb structure is bonded to the backing, wherein the bonding of the individual layers of the honeycomb structure and the bonding of the honeycomb structure with the backing are performed by a brazing process in which an aluminum alloy is used as brazing filler material, and wherein a subsequent heat treatment is performed at a temperature at least that of a temperature of the brazing. 4. A method in accordance with claim 3, wherein the brazing is performed at a brazing temperature above the liquidus temperature of the aluminum alloy.5. A method in accordance with claim 1, wherein a subsequent heat treatment is performed at a brazing temperature.6. A method in accordance with claim 1, wherein a subsequent heat treatment is performed at a temperature above the brazing temperature.7. A method in accordance with claim 1, wherein the brazing filler material is applied in powder form.8. A method in accordance with claim 1, wherein the brazing filler material is applied by thermal spraying.9. A method in accordance with claim 1, wherein the brazing filler material is applied by bath aluminizing.10. A method in accordance with claim 1, wherein the brazing filler material is applied by pack aluminizing.11. A method in accordance with claim 1, wherein the brazing filler material is applied by physical vapor deposition (PVD).12. A method in accordance with claim 1, wherein the brazing filler material is applied by chemical vapor deposition (CVD).13. A method in accordance with claim 1, wherein the brazing filler material is applied to at least one surface of the material used for the honeycomb structure prior to processing.14. A method in accordance with claim 1, wherein the brazing filler material is applied to at least one surface of the material used for the honeycomb structure in the form of an additional foil.15. A method in accordance with claim 1, wherein the surface of the items to be joined is wetted with a surface-cleaning, low-melting flux prior to brazing.16. A method in accordance with claim 15, wherein fluorides are used as the flux.17. A method in accordance with claim 16, wherein potassium aluminum fluorides are used as the flux.18. A method in accordance with claim 1, wherein the honeycomb structure, which is formed by the individual profiled layers, is made of material alloys of which the basis is one of iron, nickel, cobalt, titanium and combinations thereof.19. A method in accordance with claim 3, wherein the subsequent heat treatment is performed at a temperature above the brazing temperature.20. A method in accordance with claim 3, wherein the brazing filler material is applied in powder form.21. A method in accordance with claim 3, wherein the brazing filler material is applied by thermal spraying.22. A method for the production of a sealing element with a backing and a honeycomb structure attached to this backing, in which the cellular arrangement of the honeycomb str ucture is formed by individual, profiled layers made of a thin, foil-like, metallic material, and in which the layers are bonded to each other and the honeycomb structure is bonded to the backing, wherein the bonding of the individual layers of the honeycomb structure and the bonding of the honeycomb structure with the backing are performed by a brazing process in which an aluminum alloy is used as brazing filler material, wherein the brazing filler material is applied by bath aluminizing. 23. A method for the production of a sealing element with a backing and a honeycomb structure attached to this backing, in which the cellular arrangement of the honeycomb structure is formed by individual, profiled layers made of a thin, foil-like, metallic material, and in which the layers are bonded to each other and the honeycomb structure is bonded to the backing, wherein the bonding of the individual layers of the honeycomb structure and the bonding of the honeycomb structure with the backing are performed by a brazing process in which an aluminum alloy is used as brazing filler material, wherein the brazing filler material is applied by pack aluminizing. 24. A method in accordance with claim 3, wherein the brazing filler material is applied by physical vapor deposition (PVD).25. A method in accordance with claim 3, wherein the brazing filler material is applied by chemical vapor deposition (CVD).26. A method in accordance with claim 3, wherein the brazing filler material is applied to at least one surface of the material used for the honeycomb structure prior to processing.27. A method in accordance with claim 3, wherein the brazing filler material is applied to at least one surface of the material used for the honeycomb structure in the form of an additional foil.28. A method in accordance with claim 3, wherein the surface of the items to be joined is wetted with a surface-cleaning, low-melting flux prior to brazing.29. A method in accordance with claim 28, wherein fluorides are used as the flux.30. A method in accordance with claim 29, wherein potassium aluminum fluorides are used as the flux.31. A method in accordance with claim 3, wherein the honeycomb structure, which is formed by the individual profiled layers, is made of material alloys of which the basis is one of iron, nickel, cobalt, titanium and combinations thereof.
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