Claims
- 1. A fire barrier system for a joint formed between a first structural element having a first attachment area and a second structural element having a second attachment area, the first and second structural elements defining a space having a width and a length, the width varying from a minimum width to a maximum width as the first and second structural elements move with respect to one another, the fire barrier system comprising:
- a flexible sheet of a fire barrier material comprising a first portion attachable to the first attachment area by a first attachment means, a second portion attachable to the second attachment area by a second attachment means, and an intermediate portion having an intermediate mass located generally in the space, at least one of the attachment means comprising an adhesive material of a type that provides an adhesive material bond having at least one of a tensile or shear bond strength which in force units is at least equal to 1/4 of the product of the mass of the intermediate portion of the flexible sheet times 1.0 g, whereby the adhesive material provides a barrier to smoke passing between the flexible sheet and the first structural element.
- 2. The fire barrier system of claim 1 wherein the adhesive material bond has a tensile bond strength which in force units is at least equal to 1/4 of the product of the mass of the intermediate portion times 1.0 g.
- 3. The fire barrier system of claim 1 wherein the adhesive material bond has a shear bond strength which in force units is at least equal to 1/4 of the product of the mass of the intermediate portion times 1.0 g.
- 4. The fire barrier system of claim 1 wherein the adhesive material bond has at least one of a tensile or a shear bond strength which in force units is at least equal to 1/2 of the product of the mass of the intermediate portion times 1.0 g.
- 5. The fire barrier system of claim 1 wherein the adhesive material bond has at least one of a tensile or a shear bond strength which in force units is at least equal to the product of the mass of the intermediate portion times 1.0 g.
- 6. The fire barrier system of claim 1 wherein the adhesive material provides a barrier to smoke passing between the flexible sheet and the second structural element.
- 7. The fire barrier system of claim 1 wherein the flexible sheet extends along at least one of the first attachment area or the second attachment area to substantially conceal the adhesive material between the flexible sheet and the at least one attachment area.
- 8. The fire barrier system of claim 1 wherein the flexible sheet comprises a plurality of flexible sheets joined together defining gaps therebetween.
- 9. The fire barrier system of claim 1 wherein the flexible sheet of fire barrier material comprises a multi-layer composite structure.
- 10. The fire barrier system of claim 1 wherein the adhesive material is selected from a group consisting of silicone adhesive material, epoxy adhesive material, acrylic adhesive material, urethane adhesive material, and combinations thereof.
- 11. The fire barrier system of claim 1 wherein the flexible sheet is selected from a group consisting of a glass fiber mat, a mineral fiber mat, a ceramic fiber mat, a ceramic fiber fabric, an intumescent sheet material, and an endothermic sheet material.
- 12. The fire barrier system of claim 1 wherein the first portion of the flexible sheet comprises a generally downward facing surface.
- 13. The fire barrier system of claim 1 wherein the first portion of the flexible sheet comprises a generally upwardly facing surface.
- 14. The fire barrier system of claim 1 wherein the adhesive material comprises a char-forming adhesive material.
- 15. The fire barrier system of claim 1 wherein the adhesive material is a silicone adhesive material.
- 16. The fire barrier system of claim 1 wherein at least one surface of the flexible sheet includes a layer of metal foil.
- 17. The fire barrier system of claim 1 wherein the foil layer is engaged with the adhesive material.
- 18. The fire barrier system of claim 1 wherein the attachment means includes a mechanical attachment mechanism.
- 19. The fire barrier system of claim 1 wherein both the first attachment means and second attachment means comprise the adhesive material.
- 20. The fire barrier system of claim 1 wherein at least one of the first or second attachment means consists essentially of the adhesive material.
- 21. The fire barrier system of claim 1 wherein the first and second attachment areas are juxtaposed to define the space.
- 22. A fire barrier system for a dynamic joint in a structure capable of withstanding a fire test condition, the dynamic joint including a first structural element having a first attachment area and a second structural element having a second attachment area, the first and second structural elements being moveable with respect to one another, the first and second attachment areas defining a space therebetween, the space having a fixed length and a width which varies from a minimum width to a maximum width as the elements move with respect to each other, fire barrier system comprising:
- a flexible sheet of a fire barrier material comprising a first portion attached to the first attachment area by a first attachment means, a second portion attached to the second attachment area by a second attachment means, and an intermediate portion having an intermediate mass located generally in the space, at least one of the attachment means comprising an adhesive material of a type that provides an adhesive material bond having at least one of a tensile or a shear bond strength which in force units is at least equal to 1/4 of the product of the mass of the intermediate portion of the flexible sheet times 1.0 g, the fire barrier system being capable of withstanding a fire test condition, whereby the adhesive material provides a barrier to smoke passing between the flexible sheet and the first structural element.
- 23. The fire barrier system of claim 22 wherein the adhesive material bond has at least one of a tensile or a shear bond strength which in force units is at least equal to 1/2 of the product of the mass of the intermediate portion times 1.0 g.
- 24. The fire barrier system of claim 22 wherein the flexible sheet extends along at least one of the first attachment area or the second attachment area to substantially conceal the adhesive material between the flexible fire barrier material and the at least one attachment area.
- 25. The fire barrier system of claim 22 wherein the attachment means includes a mechanical attachment mechanism.
- 26. The fire barrier system of claim 22 wherein both the first attachment means and second attachment means include the adhesive material.
- 27. The fire barrier system of claim 22 wherein the first and second attachment means consists essentially of the adhesive material.
- 28. A method for attaching a fire barrier device to a dynamic joint in a structure, the dynamic joint including a first structural element having a first attachment area and a second structural element having a second attachment area, the first and second structural elements being moveable with respect to one another, the first and second attachment areas defining a space therebetween, the space having a fixed length and a width which varies from a minimum width to a maximum width as the elements move with respect to each other, the method for attaching comprising the step of:
- attaching a first portion of a flexible sheet of a fire barrier material to the first attachment area by a first attachment means and attaching a second portion of the flexible sheet to the second attachment area by a second attachment means, the flexible sheet having an intermediate portion with an intermediate mass located generally in the space, at least one of the attachment means comprising an adhesive material of a type that provides an adhesive material bond having at least one of a tensile or a shear bond strength which in force units is at least equal to 1/4 of the product of the mass of the intermediate portion of the flexible sheet times 1.0 g, whereby the adhesive material provides a barrier to smoke passing between the flexible sheet and the first structural element.
- 29. The method of claim 28 wherein the adhesive material bond has at least one of a tensile or a shear bond strength which in force units is at least equal to 1/2 of the product of the mass of the intermediate portion times 1.0 g.
- 30. The method of claim 28 wherein the adhesive material bond has at least one of a tensile or a shear bond strength which in force units is at least equal to the product of the mass of the intermediate portion times 1.0 g.
- 31. The method of claim 28 wherein the fire barrier system is capable of withstanding a fire test condition.
- 32. The method of claim 28 wherein at least one of the first or second attachment means consists essentially of the adhesive material.
Parent Case Info
This application is a continuation of Ser. No. 08/391,939 filed Feb. 21, 1995 now U.S. Pat. No. 5,765,332.
US Referenced Citations (6)
Foreign Referenced Citations (1)
Number |
Date |
Country |
36 32 648 C1 |
Sep 1986 |
DEX |
Continuations (1)
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Number |
Date |
Country |
Parent |
391939 |
Feb 1995 |
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