IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
|
출원번호 |
US-0684144
(2003-10-10)
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우선권정보 |
DE-0025524 (2003-06-04); DE-0048620 (2002-10-18) |
발명자
/ 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
4 인용 특허 :
3 |
초록
▼
A support for a material to be fired for a ceramic dental prosthesis, having a support plate dimensionally stable when heat is applied and having a plurality of passages which are arranged perpendicularly relative to the support plate surface. A bundle of several pins, which in an undeformed state e
A support for a material to be fired for a ceramic dental prosthesis, having a support plate dimensionally stable when heat is applied and having a plurality of passages which are arranged perpendicularly relative to the support plate surface. A bundle of several pins, which in an undeformed state extend parallel with each other, can be introduced into each one of the passages for placing the dental prosthesis to be fired on them.
대표청구항
▼
1. A support for a material to be fired for a ceramic dental prosthesis (10), having a support plate (12) which is dimensionally stable when heat is applied and having a plurality of passages (14) arranged perpendicularly relative to a support plate surface, the support comprising:a bundle (16.1, 16
1. A support for a material to be fired for a ceramic dental prosthesis (10), having a support plate (12) which is dimensionally stable when heat is applied and having a plurality of passages (14) arranged perpendicularly relative to a support plate surface, the support comprising:a bundle (16.1, 16.2, 16.3, 16.4) having a plurality of pins (18, 19) which in an undeformed state extend parallel with respect to each other is introducible into each of the passages (14) for placing the dental prosthesis (10) to be fired on the pins (18, 19), and the bundle (16.1) of the pins inserted into each of the passages(14) being fixable one of to the support plate (12) and on a respective passage (14) by a temperature-resistant adhesive (20.1, 20.2). 2. The support for the material to be fired in accordance with claim 1, wherein on an end the bundle (16.2) of the pins one of is maintained together by a high temperature-resistant connecting piece (24) and is welded together.3. The support for the material to be fired in accordance with claim 2, wherein the pins of the bundle (16.2) of the pins are welded together at one end of the pins.4. The support for the material to be fired in accordance with claim 3, wherein the connecting piece (24) at least one of at least partially encloses an end of the bundle (16.2) of the pins and is fixed in place on the end of the bundle (16.2) of the pins by a temperature-resistant adhesive (25).5. The support for the material to be fired in accordance with claim 4, wherein a tip of each one of the pins (18) is supportively contactable with the dental prosthesis (10) to be fired at a molded inner surface (26) facing away from an occlusal surface (24), and the dental prosthesis (10) is seated at a distance from the support plate (12) by the pins (18).6. The support for the material to be fired in accordance with claim 5, wherein for a supportive contact with the dental prosthesis (10) to be fired, the pins (18, 19) of the bundle (16.1, 16.2) are one of bendable outside of the passages (14) in spatial directions (x,y,z) with respect to each other and fanned open.7. The support for the material to be fired in accordance with claim 6, wherein the pins (18, 19) are of one of tantalum, a high temperature-resistant metal alloy, and a high temperature-resistant glass fiber material or ceramic material.8. The support for the material to be fired in accordance with claim 7, wherein each of the pins (18, 19) has a diameter between 0.2 mm and 0.7 mm.9. The support for the material to be fired in accordance with claim 8, wherein at least one of the support plate (12) and the connecting piece (24) is of one of a high temperature-resistant metallic material, a sinter metal, an aluminum oxide ceramic material and a temperature and dimensionally stable ceramic material.10. The support for the material to be fired in accordance with claim 9, wherein 50 to 150 of the passages (14) per cm2 are arranged in the support plate (12), which extend parallel with respect to each other and perpendicular with respect to the support plate surface.11. The support for the material to be fired in accordance with claim 10, wherein the passages (14) respectively have one of a circular, a square and a hexagonal cross-sectional face in a honeycomb structure.12. A support for a material to be fired for a ceramic dental prosthesis (10), having a support plate (12) which is dimensionally stable when heat is applied and having a plurality of passages (14) arranged perpendicularly relative to a support plate surface, the support comprising:a bundle (16.1, 16.2, 16.3, 16.4) having a plurality of pins (18, 19) which in an undeformed state extend parallel with respect to each other is introducible into each of the passages (14) for placing the dental prosthesis (10) to be fired on the pins (18, 19), and on an end the bundle (16.2) of the pins being one of maintained together by a high temperature-resistant connecting piece (24) and welded together. 13. A support for a material to be fired for a ceramic dental prosthesis (10), having a support plate (12) which is dimensionally stable when heat is applied and having a plurality of passages (14) arranged perpendicularly relative to a support plate surface, the support comprising:a bundle (16.1, 16.2, 16.3, 16.4) having a plurality of pins (18, 19) which in an undeformed state extend parallel with respect to each other is introducible into each of the passages (14) for placing the dental prosthesis (10) to be fired on the pins (18, 19), and the pins of the bundle (16.2) of the pins welded together at one end of the pins. 14. A support for a material to be fired for a ceramic dental prosthesis (10), having a support plate (12) which is dimensionally stable when heat is applied and having a plurality of passages (14) arranged perpendicularly relative to a support plate surface, the support comprising:a bundle (16.1, 16.2, 16.3, 16.4) having a plurality of pins (18, 19) which in an undeformed state extend parallel with respect to each other is introducible into each of the passages (14) for placing the dental prosthesis (10) to be fired on the pins (18, 19), and a connecting piece (24) at least one of at least partially encloses enclosing an end of the bundle (16.2) of the pins and being fixed in place on the end of the bundle (16.2) of the pins by a temperature-resistant adhesive (25). 15. The support for the material to be fired in accordance with claim 14, wherein a tip of each one of the pins (18) is supportively contactable with the dental prosthesis (10) to be fired at a molded inner surface (26) facing away from an occlusal surface (24), and the dental prosthesis (10) is seated at a distance from the support plate (12) by the pins (18).16. A support for a material to be fired for a ceramic dental prosthesis (10), having a support plate (12) which is dimensionally stable when heat is applied and having a plurality of passages (14) arranged perpendicularly relative to a support plate surface, the support comprising:a bundle (16.1, 16.2, 16.3, 16.4) having a plurality of pins (18, 19) which in an undeformed state extend parallel with respect to each other is introducible into each of the passages (14) for placing the dental prosthesis (10) to be fired on the pins (18, 19), and for a supportive contact with the dental prosthesis (10) to be fired, the pins (18, 19) of the bundle (16.1, 16.2) being one of bendable outside of the passages (14) in spatial directions (x,y,z) with respect to each other and fanned open. 17. The support for the material to be fired in accordance with claim 16, wherein the pins (18, 19) are of one of tantalum, a high temperature-resistant metal alloy, and a high temperature-resistant glass fiber material or ceramic material.18. The support for the material to be fired in accordance with claim 16, wherein each of the pins (18, 19) has a diameter between 0.2 mm and 0.7 mm.19. The support for the material to be fired in accordance with claim 16, at least one of the support plate (12) and a connecting piece (24) is of one of a high temperature-resistant metallic material, a sinter metal, an aluminum oxide ceramic material and a temperature and dimensionally stable ceramic material.20. A support for a material to be fired for a ceramic dental prosthesis (10), having a support plate (12) which is dimensionally stable when heat is applied and having a plurality of passages (14) arranged perpendicularly relative to a support plate surface, the support comprising:a bundle (16.1, 16.2, 16.3, 16.4) having a plurality of pins (18, 19) which in an undeformed state extend parallel with respect to each other is introducible into each of the passages (14) for placing the dental prosthesis (10) to be fired on the pins (18, 19), and 50 to 150 of the passages (14) per cm2 being arranged in the support plate (12), which extend parallel with respect to each other and perpendicular with respect to the support plate surface. 21. The support for the material to be fired in accordance with claim 20, wherein the passages (14) respectively have one of a circular, a square and a hexagonal cross-sectional face in a honeycomb structure.
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