A fire sprinkler head (12) has a valve (42) with an X-brace latch (54), and includes a flexible conduit (14). A sprinkler nozzle (16) is secured to a first end of the flexible conduit (14). The sprinkler nozzle (16) includes a first fitting (28), a sprinkler orifice (20) and fusible element (22). A
A fire sprinkler head (12) has a valve (42) with an X-brace latch (54), and includes a flexible conduit (14). A sprinkler nozzle (16) is secured to a first end of the flexible conduit (14). The sprinkler nozzle (16) includes a first fitting (28), a sprinkler orifice (20) and fusible element (22). A second fitting (40) is secured to the second end of the flexible conduit (14) and includes the valve (42). The valve (42) has a valve element (44) which is moveable from a latched position to an unlatched position. A flexible link (56) extends from the sprinkler nozzle (16) to the X-brace valve latch (54). Breaking of the fusible element (22) releases the flexible link (56) to move from the latched position to the unlatched position, releasing the valve (42) for flow there-through.
대표청구항▼
1. A flexible dry sprinkler comprising: a flexible tube having a first end and a second end;an inlet attached to the first end of the flexible tube, the inlet defining an inlet orifice operatively sealed by an inlet seal;an outlet attached to the second end of the flexible tube, the outlet defining
1. A flexible dry sprinkler comprising: a flexible tube having a first end and a second end;an inlet attached to the first end of the flexible tube, the inlet defining an inlet orifice operatively sealed by an inlet seal;an outlet attached to the second end of the flexible tube, the outlet defining an outlet orifice operatively sealed by an outlet seal; anda flexible linkage extending between the inlet and the outlet through the flexible tube, the flexible linkage constructed to operatively release the inlet seal responsive to axial translation of the flexible linkage from a first position to a second position,wherein the flexible linkage is supported by the outlet seal in the first position and wherein the flexible linkage is constructed to axially translate toward the outlet when the outlet seal is released. 2. The sprinkler according to claim 1, wherein the inlet includes a release unit constructed to operatively release the inlet seal, wherein the flexible linkage is constructed to operate the release unit when the flexible linkage translates from the first position to the second position. 3. The sprinkler according to claim 2, further comprising a thermally responsive element supporting the outlet seal, wherein in a case where the thermally responsive element is in a responsive state, the outlet seal is released. 4. The sprinkler according to claim 3, wherein the inlet seal is released in response to the flexible linkage translating in an outlet direction a predetermined distance to operate the inlet release unit. 5. The sprinkler according to claim 3, wherein the outlet includes a fire sprinkler which supports the thermally responsive element and the outlet seal. 6. The sprinkler according to claim 1, wherein the inlet includes a connection portion for connection to a fluid supply. 7. The sprinkler according to claim 1, wherein the flexible tube is corrugated metal hose. 8. A flexible dry sprinkler system comprising: one or more flexible dry sprinklers each comprising: a flexible tube having a first end and a second end,an inlet attached to the first end of the flexible tube, the inlet defining an inlet orifice operatively sealed by an inlet seal,an outlet attached to the second end of the flexible tube, the outlet defining an outlet orifice operatively sealed by an outlet seal, anda flexible linkage extending between the inlet and the outlet through the flexible tube, the flexible linkage constructed to operatively release the inlet seal responsive to axial translation of the flexible linkage from a first position to a second position,wherein the flexible linkage is supported by the outlet seal in the first position and wherein the flexible linkage is constructed to axially translate toward the outlet when the outlet seal is released; anda fluid supply conduit in fluid communication with a fluid source and in fluid communication with the one or more flexible dry sprinklers. 9. The flexible dry sprinkler system according to claim 8, wherein the fluid supply conduit is fluidly coupled to each inlet of the respective one or more flexible dry sprinklers. 10. The flexible dry sprinkler system according to claim 8, wherein the inlet includes a release unit constructed to operatively release the inlet seal, wherein the flexible linkage is constructed to operate the release unit when the flexible linkage translates from the first position to the second position. 11. The flexible dry sprinkler system according to claim 10, further comprising a thermally responsive element supporting the outlet seal, and wherein in a case where the thermally responsive element is in a responsive state, the outlet seal is released and fluid from the fluid supply conduit is discharged through the outlet orifice. 12. The flexible dry sprinkler system according to claim 11, wherein the outlet includes a fire sprinkler which supports the thermally responsive element and the outlet seal. 13. The flexible dry sprinkler system according to claim 8, wherein the inlet includes a connection portion for connection to the fluid supply conduit. 14. The flexible dry sprinkler system according to claim 8, wherein the flexible tube is corrugated metal hose. 15. A flexible dry sprinkler comprising: a flexible tube having a first end and a second end;an inlet attached to the first end of the flexible tube, the inlet defining an inlet orifice operatively sealed by an inlet seal assembly;an outlet attached to the second end of the flexible tube, the outlet defining an outlet orifice operatively sealed by an outlet seal assembly; anda flexible linkage extending between the inlet and the outlet through the flexible tube, the flexible linkage constructed to operatively release the inlet seal assembly responsive to axial translation of the flexible linkage from a first position to a second position,wherein the flexible linkage is supported by the outlet seal assembly in the first position and wherein the flexible linkage is constructed to axially translate toward the outlet when the outlet seal assembly is released. 16. The sprinkler according to claim 15, wherein the inlet includes a release unit constructed to operatively release the inlet seal assembly, wherein the flexible linkage is constructed to operate the release unit when the flexible linkage translates from the first position to the second position. 17. The sprinkler according to claim 16, wherein the outlet seal assembly includes a thermally responsive element and an outlet seal supported by the thermally responsive element, and wherein in a case where the thermally responsive element is in a responsive state, the outlet seal is released. 18. The sprinkler according to claim 17, wherein the inlet seal assembly is released in response to the flexible linkage translating in an outlet direction a predetermined distance to operate the inlet release unit. 19. The sprinkler according to claim 17, wherein the outlet includes a fire sprinkler which supports the thermally responsive element and the outlet seal. 20. The sprinkler according to claim 15, wherein the inlet includes a connection portion for connection to a fluid supply. 21. The sprinkler according to claim 15, wherein the flexible tube is corrugated metal hose. 22. A flexible dry sprinkler system comprising: one or more flexible dry sprinklers each comprising: a flexible tube having a first end and a second end,an inlet attached to the first end of the flexible tube, the inlet defining an inlet orifice operatively sealed by an inlet seal assembly,an outlet attached to the second end of the flexible tube, the outlet defining an outlet orifice operatively sealed by an outlet seal assembly, anda flexible linkage extending between the inlet and the outlet through the flexible tube, the flexible linkage constructed to operatively release the inlet seal assembly responsive to axial translation of the flexible linkage from a first position to a second position,wherein the flexible linkage is supported by the outlet seal assembly in the first position and wherein the flexible linkage is constructed to axially translate toward the outlet when the outlet seal assembly is released; anda fluid supply conduit in fluid communication with a fluid source and in fluid communication with the one or more flexible dry sprinklers. 23. The flexible dry sprinkler system according to claim 22, wherein the fluid supply conduit is fluidly coupled to each inlet of the respective one or more flexible dry sprinklers. 24. The flexible dry sprinkler system according to claim 22, wherein the inlet includes a release unit constructed to operatively release the inlet seal assembly, wherein the flexible linkage is constructed to operate the release unit when the flexible linkage translates from the first position to the second position. 25. The flexible dry sprinkler system according to claim 24, wherein the outlet seal assembly includes a thermally responsive element and an outlet seal supported by the thermally responsive element, and wherein in a case where the thermally responsive element is in a responsive state, the outlet seal is released and fluid from the fluid supply conduit is discharged through the outlet orifice. 26. The flexible dry sprinkler system according to claim 25, wherein the outlet includes a fire sprinkler which supports the thermally responsive element and the outlet seal. 27. The flexible dry sprinkler system according to claim 22, wherein the inlet includes a connection portion for connection to the fluid supply conduit. 28. The flexible dry sprinkler system according to claim 22, wherein the flexible tube is corrugated metal hose. 29. The sprinkler of claim 1, further comprising a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal is released. 30. The sprinkler of claim 2, further comprising a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal is released. 31. The sprinkler of claim 3, further comprising a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal is released. 32. The flexible dry sprinkler system of claim 8, wherein each flexible dry sprinkler further comprises a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal is released. 33. The flexible dry sprinkler system of claim 10, wherein each flexible dry sprinkler further comprises a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal is released. 34. The flexible dry sprinkler system of claim 11, wherein each flexible dry sprinkler further comprises a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal is released. 35. The sprinkler of claim 15, further comprising a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal assembly is released. 36. The sprinkler of claim 16, further comprising a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal assembly is released. 37. The sprinkler of claim 17, further comprising a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal assembly is released. 38. The flexible dry sprinkler system of claim 22, wherein each flexible dry sprinkler further comprises a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal assembly is released. 39. The flexible dry sprinkler system of claim 24, wherein each flexible dry sprinkler further comprises a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal assembly is released. 40. The flexible dry sprinkler system of claim 25, wherein each flexible dry sprinkler further comprises a spring coupled to said flexible linkage for biasing said linkage to the second position when the outlet seal assembly is released. 41. The sprinkler of claim 1, further comprising a valve latch at the inlet constructed to releaseably retain the inlet seal to operatively seal the inlet orifice, wherein the valve latch is constructed to be operated by the flexible linkage to release the inlet seal when the flexible linkage translates from the first position to the second position. 42. The sprinkler of claim 41, wherein the flexible linkage is coupled at an inlet end thereof to a member that is pulled by the flexible linkage to operate the valve latch when the flexible linkage translates from the first position to the second position. 43. The flexible dry sprinkler system of claim 8, wherein each flexible dry sprinkler further comprises a valve latch at the inlet constructed to releaseably retain the inlet seal to operatively seal the inlet orifice, wherein the valve latch is constructed to be operated by the flexible linkage to release the inlet seal when the flexible linkage translates from the first position to the second position. 44. The flexible sprinkler system of claim 43, wherein the flexible linkage of each flexible dry sprinkler is coupled at an inlet end thereof to a member that is pulled by the flexible linkage to operate the valve latch when the flexible linkage translates from the first position to the second position. 45. The sprinkler of claim 15, further comprising a valve latch at the inlet constructed to releaseably retain the inlet seal assembly to operatively seal the inlet orifice, wherein the valve latch is constructed to be operated by the flexible linkage to release the inlet seal when the flexible linkage translates from the first position to the second position. 46. The sprinkler of claim 45, wherein the flexible linkage is coupled at an inlet end thereof to a member that is pulled by the flexible linkage to operate the valve latch when the flexible linkage translates from the first position to the second position. 47. The flexible dry sprinkler system of claim 22, wherein each flexible dry sprinkler further comprises a valve latch at the inlet constructed to releaseably retain the inlet seal assembly to operatively seal the inlet orifice, wherein the valve latch is constructed to be operated by the flexible linkage to release the inlet seal when the flexible linkage translates from the first position to the second position. 48. The flexible dry sprinkler system of claim 47, wherein the flexible linkage of each flexible dry sprinkler is coupled at an inlet end thereof to a member that is pulled by the flexible linkage to operate the valve latch when the flexible linkage translates from the first position to the second position. 49. A flexible dry sprinkler comprising: a flexible tube having a first end and a second end;an inlet attached to the first end of the flexible tube, the inlet defining an inlet orifice operatively sealed by an inlet seal assembly having an inlet seal cap;an outlet attached to the second end of the flexible tube, the outlet defining an outlet orifice operatively sealed by an outlet seal assembly;a flexible linkage extending between the inlet and the outlet through the flexible tube, the flexible linkage constructed to operatively release the inlet seal cap of the inlet seal assembly responsive to axial translation of the flexible linkage from a first position to a second position,wherein the flexible linkage is supported by the outlet seal assembly in the first position and wherein the flexible linkage is constructed to axially translate toward the outlet when the outlet seal assembly is released. 50. A flexible dry sprinkler comprising: a flexible tube having a first end and a second end;an inlet attached to the first end of the flexible tube, the inlet defining an inlet orifice operatively sealed by an inlet seal assembly having a pivotally mounted valve element;an outlet attached to the second end of the flexible tube, the outlet defining an outlet orifice operatively sealed by an outlet seal assembly;a flexible linkage extending between the inlet and the outlet through the flexible tube, the flexible linkage constructed to operatively release the pivotally mounted valve element of the inlet seal assembly responsive to axial translation of the flexible linkage from a first position to a second position,wherein the flexible linkage is supported by the outlet seal assembly in the first position and wherein the flexible linkage is constructed to axially translate toward the outlet when the outlet seal assembly is released. 51. The sprinkler of claim 1, wherein the inlet seal is supported by a plurality of interengaged members, and the inlet seal is released by axial translation of the flexible linkage releasing the interengagement of the members. 52. The sprinkler of claim 1, wherein bending of the flexible tube causes bending of the flexible linkage. 53. The flexible dry sprinkler system of claim 8, wherein in each said sprinkler bending of the flexible tube causes bending of the flexible linkage. 54. The sprinkler of claim 15, wherein bending of the flexible tube causes bending of the flexible linkage. 55. The flexible dry sprinkler system of claim 22, wherein in each said sprinkler bending of the flexible tube causes bending of the flexible linkage. 56. The sprinkler of claim 49, wherein bending of the flexible tube causes bending of the flexible linkage. 57. The sprinkler of claim 50, wherein bending of the flexible tube causes bending of the flexible linkage. 58. A flexible dry sprinkler comprising: a flexible tube having a first end and a second end, the flexible tube being flexible along its entire length;an inlet attached to the first end of the flexible tube, the inlet defining an inlet orifice operatively sealed by an inlet seal assembly;an outlet attached to the second end of the flexible tube, the outlet defining an outlet orifice operatively sealed by an outlet seal assembly;a flexible linkage extending between the inlet and the outlet through the flexible tube such that bending of the flexible tube causes bending of the flexible linkage, the flexible linkage being flexible along its entire length, and the flexible linkage being constructed to operatively release the inlet seal assembly responsive to axial translation of the flexible linkage from a first position to a second position;wherein the flexible linkage is supported by the outlet seal assembly in the first position and wherein the flexible linkage is constructed to axially translate toward the outlet when the outlet seal assembly is released.
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