초록 ▼

An expansion joint seal for sealing a gap between two structural members that includes a coverplate, a snap-fit connector extending downwardly from the coverplate, a central spine connected to the coverplate with a snap-fit connector and extending downwardly from the connector, and foam seal members

An expansion joint seal for sealing a gap between two structural members that includes a coverplate, a snap-fit connector extending downwardly from the coverplate, a central spine connected to the coverplate with a snap-fit connector and extending downwardly from the connector, and foam seal members engaged with the central spine of the expansion joint seal. An expansion joint including spaced-apart structural members defining a gap between the spaced-apart members and the expansion joint seal.

대표청구항 ▼

1. An expansion joint seal comprising: a coverplate, wherein said coverplate comprises a metal or metal alloy;a snap-fit connector depending downwardly from said coverplate, wherein said snap-fit connecter is connected to said coverplate by a dovetail joint;a central spine connected to said coverpla

1. An expansion joint seal comprising: a coverplate, wherein said coverplate comprises a metal or metal alloy;a snap-fit connector depending downwardly from said coverplate, wherein said snap-fit connecter is connected to said coverplate by a dovetail joint;a central spine connected to said coverplate by said snap-fit connector and extending downwardly from a connecting portion; andat least one piece of expandable and compressible foam seal engaged with said central spine. 2. The expansion joint seal of claim 1, wherein said foam seal comprises an impregnated open cell foam. 3. The expansion joint seal of claim 1, wherein said coverplate comprises a rigid plastic material. 4. The expansion joint seal of claim 3, wherein said snap-fit connector comprises a rigid plastic material. 5. The expansion joint seal of claim 4, wherein said snap-fit connector is bonded to said coverplate. 6. The expansion joint seal of claim 4, wherein coverplate and said snap-fit connecter comprise a single extruded integral piece. 7. The expansion joint seal of claim 1, wherein said coverplate comprises an elastomeric material. 8. The expansion joint seal of claim 1, wherein said central spine comprises a metal, metal alloy, plastic, or composite material. 9. The expansion joint seal of claim 8, wherein said central spine comprises a metal. 10. The expansion joint seal of claim 1, wherein said central spine comprises means for accepting a portion of said snap-fit connector and an elongated rib extending downwardly from said means for accepting. 11. The expansion joint seal of claim 10, wherein said means for accepting comprises an upper passageway in communication a lower cavity, wherein said upper passageway has a width that is less than the width of the lower cavity. 12. The expansion joint seal of claim 11, wherein said upper passageway is defined by spaced-apart vertical side walls and upper and lower ends. 13. The expansion joint seal of claim 12, wherein said lower cavity comprises spaced-apart vertical side walls having upper and lower ends, a horizontal bottom wall connected to said lower ends of said spaced-apart cavity side walls, and horizontal top wall segments connected to said upper ends of said spaced-apart cavity side walls. 14. The expansion joint seal of claim 13, wherein said cavity top wall portions are connected to the lower ends of said passageway side walls, wherein said cavity top wall segments form an abutment surfaces for said snap-fit connector. 15. The expansion joint of claim 1, wherein said foam seal comprises a closed cell foam. 16. The expansion joint seal of claim 15, wherein said closed cell foam comprises a neoprene foam. 17. An expansion joint comprising: spaced-apart structural members defining a gap therebetween; andthe expansion joint seal of claim 1 coveting said gap between said spaced-apart structural members. 18. An expansion joint seal comprising; a coverplate, wherein said coverplate comprises an elastomeric material;a snap-fit connector depending downwardly from said coverplate;a central spine connected to said coverplate by said snap-fit connector and extending downwardly from a connecting member; andat least one piece of expandable and compressible foam seal engaged with said central spine, wherein said coverplate comprises an elongated resilient elastomeric cover having a load bearing surface opposite a support surface including marginal support areas along opposite lateral edges thereof, said cover having a thickness and sufficient elasticity to elastically deform for establishing supporting contact between said marginal support areas and underlying horizontal structural members adjacent to a gap between said horizontal structural members; and a rigid plate member encapsulated within said elongated resilient cover for bridging a gap between said horizontal structural members. 19. An expansion joint seal comprising: a coverplate, wherein said coverplate comprises an elastomeric material;a snap-fit connector depending downwardly from said coverplate;a central spine connected to said coverplate by said snap-fit connector and extending downwardly from a connecting portion; andat least one piece of expandable and compressible foam seal engaged with said central spine, wherein said coverplate comprises an elongated resilient cover having a predetermined width sufficient to overlie portions of horizontal structural members outwardly of marginal edges to a gap between the horizontal structural members, and a rigid plate member secured by and encapsulated within said elongated resilient cover, said rigid plate member defining an elongated bridging member having a width sufficient to span the width of a gap between horizontal structural members. 20. The expansion joint seal of claim 19, wherein said elongated resilient cover comprises peripheral edges including tapered face surfaces for providing incline planes to bear traffic traversing the coverplate. 21. An expansion joint seal comprising: a coverplate;a snap-fit connector depending downwardly from said coverplate;a central spine connected to said coverplate by said snap-fit connector and extending downwardly from a connecting portion; andat least one piece of expandable and compressible foam seal engaged with said central spine, wherein said snap-fit connector comprises a horizontally extending top wall, spaced-apart side walls, a lower connecting segment connecting said side walls together, and a leg extending downwardly from said lower connecting segment and having upper and lower ends, said leg having a flange portion extending upwardly and outwardly from said lower end of said leg. 22. An expansion joint seal comprising: a coverplate;a snap-fit connector depending downwardly from said coverplate;a central spine connected to said coverplate by said snap-fit connector and extending downwardly from a connecting portion; andat least one piece of expandable and compressible foam seal engaged with said central spine, wherein said snap-fit connector comprises a horizontally extending top wall, spaced-apart side walls extending downwardly from said top wall and having lower ends angled inwardly toward each other, a lower connecting segment extending between said lower ends of said side walls together, and flange portions extending upwardly and outwardly from said lower connecting portion. 23. An expansion joint seal comprising: a coverplate;a snap-fit connector depending downwardly from said coverplate;a central spine connected to said coverplate by said snap-fit connector and extending downwardly from a connecting portion; andat least one piece of expandable and compressible foam seal engaged with said central spine, wherein said snap-fit connector comprises a horizontally extending top wall, spaced-apart side walls extending downwardly from said top wall and having lower ends angled inwardly toward each other, spaced-apart bottom walls extending horizontally from said lower ends of each of said spaced-apart side walls and from the midline of said snap-fit connector, and flange portions extending upwardly and outwardly from said lower ends of each of said spaced-apart bottom walls. 24. The expansion joint seal of claim 23, wherein said snap-fit connector is inserted into said upper passageway of said means for accepting of said central spine, wherein said side walls of snap-fit connector are in abutting contact with said passageway side walls, and wherein said flange portions of said snap-fit connector extends downwardly into said lower cavity of said means for accepting of said central spine.