A cover assembly unit includes a thin-walled cover pan with a sealing flange, at least two screw holes in the sealing flange, at least one fixing opening, a fastening screw captively arranged in each screw hole; and a carrier frame gasket with a carrier, a gasket, which bears against the sealing fla
A cover assembly unit includes a thin-walled cover pan with a sealing flange, at least two screw holes in the sealing flange, at least one fixing opening, a fastening screw captively arranged in each screw hole; and a carrier frame gasket with a carrier, a gasket, which bears against the sealing flange, a screw passage for each screw hole, a fixing element for each fixing opening, and a centering body for the fastening screw in each screw passage.
대표청구항▼
1. A cover assembly unit, comprising: a thin-walled cover pan with a thin-walled sealing flange comprising a sealing region where a gasket should bear against the sealing flange of the cover pan;at least two screw holes in the sealing flange and located outside said sealing region;at least one fixin
1. A cover assembly unit, comprising: a thin-walled cover pan with a thin-walled sealing flange comprising a sealing region where a gasket should bear against the sealing flange of the cover pan;at least two screw holes in the sealing flange and located outside said sealing region;at least one fixing opening being a through hole located outside of said sealing region and being different from said screw holes; anda fastening screw captively arranged in each screw hole; anda carrier frame gasket, non-unitary to said thin-walled cover pan, with a carrier;a gasket bearing against the sealing flange and being attached to said carrier;a screw passage for each screw hole in said carrier;a fixing element for each fixing opening, each of said fixing elements being located on the carrier and being aside from said gasket, and wherein said fixing element is pushed through said fixing opening, projects out of said fixing opening, and engages the respective fixing opening with a form fit; anda centering body for the fastening screw in each screw passage. 2. The cover assembly unit according to claim 1, wherein a thickened part is formed in the shank of the fastening screws, which forms a captivity device. 3. The cover assembly unit according to claim 1, wherein the cover pan furthermore comprises: a bush arranged in each screw hole; andwherein the fastening screws are each arranged in the bush. 4. The cover assembly unit according to claim 3, wherein a captivity device is formed in the bushes. 5. The cover assembly unit according to claim 3, wherein the bush consists of a metallic material. 6. The cover assembly unit according to claim 3, wherein the bush is connected to the cover pan by means of one of a clamped connection, glued connection or welded connection. 7. The cover assembly unit according to claim 1, wherein the cover pan is made of a metallic material. 8. The cover assembly unit according to claim 1, wherein the gasket is made of an elastomer material. 9. The cover assembly unit according to claim 1, wherein the centering bodies are made of an elastomer material. 10. The cover assembly unit according to claim 1, wherein the at least one fixing element is made of an elastomer material. 11. The cover assembly unit according to claim 1, wherein the fastening screws at their thread end comprise an insertion aid. 12. The cover assembly unit according to claim 1, wherein the centering bodies are so designed that they guide and/or retain in a clamping manner the respective fastening screw. 13. The cover assembly unit according to claim 1, wherein the thickness of the cover pan lies in the range from minimal approximately 0.3-0.5 mm and/or maximal approximately 1-2 mm. 14. The cover assembly unit according to claim 1, wherein the at least one through hole is embodied as one of a geometric cylinder and a geometric frustum.
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이 특허에 인용된 특허 (6)
Antoine Darren B. ; Zwick James R. ; Yob Stephen M., Fastener assembly with vibration isolating features.
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