A locking cover for existing subgrade vault openings. The cover is installed with mounting brackets on side walls of construction vaults and secured with locking latch components secured against flange portions of the mounting brackets.
대표청구항▼
1. A locking cover apparatus for covering a vault having side walls, the locking cover apparatus comprising: a cover having a plurality of through holes;a plurality of threaded locking security bolts for placement in the plurality of through holes;a plurality of locking latch components, each having
1. A locking cover apparatus for covering a vault having side walls, the locking cover apparatus comprising: a cover having a plurality of through holes;a plurality of threaded locking security bolts for placement in the plurality of through holes;a plurality of locking latch components, each having a latch portion and a threaded opening for accepting one of the threaded locking security bolts;a plurality of locking mounting brackets, each having a flange portion at a top portion of each mounting bracket, wherein each of the locking mounting brackets is adapted to attach to one of the side walls of the vault;wherein each of the locking latch components is configured to rotate when the threaded locking security bolt for each of the locking latch components is rotated, and wherein the cover is locked from removal from the vault when each of the latch portions of the locking latch components is under one of the flange portions. 2. A locking cover apparatus according to claim 1, further comprising: a stop pin attached to a bottom surface of each of the flange portions for stopping the rotation of the locking latch component. 3. A locking cover apparatus according to claim 1, wherein the vault is square or rectangular in shape having four corners, and wherein there are four locking mounting brackets at each corner of the vault, each operationally connected to a locking securing bolt and a locking latch component. 4. A locking cover apparatus according to claim 1, further comprising: a plurality of threaded lifting bolts, each configured for placement in one of the through holes in the cover, wherein the threaded lifting bolts are configured so that they can be rotated and removed from the cover and replaced with threaded lifting rings for hooking and lifting the cover. 5. A locking cover apparatus according to claim 1, wherein each of the threaded locking security bolts has a head portion having a key pattern that is matched to a corresponding key tool, and wherein the corresponding key tool for each key pattern is needed to rotate the threaded locking security bolt. 6. A locking cover apparatus according to claim 1, further comprising a plurality of bolt covers for placement into each of the through holes on the cover for preventing water and debris from entering each of the through holes. 7. A locking cover apparatus according to claim 1, further comprising: a plurality of jam nuts, each jam nut configured for placement on the end of one of the threaded locking security bolts configured to prevent the locking latch components from unthreading and disengaging from each of the threaded locking security bolts. 8. A locking cover apparatus according to claim 1, further comprising: a stiffener brace in an x-shape attached to the bottom of the cover. 9. A locking cover apparatus according to claim 8, wherein the stiffener brace is attached to the bottom of the cover to protect the locking latch components and the threaded locking security bolts from damage. 10. A locking cover apparatus according to claim 1, further comprising: side support bars attached to the bottom of the cover for providing additional structural support for the cover. 11. A locking cover apparatus according to claim 1, wherein each of the locking mounting brackets is comprised of an angle mounting bracket with a top flange portion welded to the top of each angle mounting bracket. 12. A locking cover apparatus according to claim 1, wherein each of the locking mounting brackets has a plurality of mounting holes for accepting fasteners. 13. A locking cover apparatus according to claim 1, wherein each of the locking mounting brackets has radiused corners. 14. A locking cover apparatus according to claim 1, wherein the cover has a non-skid tread plate without handles. 15. A locking cover apparatus according to claim 2, wherein each of the locking latch components is configured to move up the threaded locking security bolt that each locking latch component is attached to when the threaded locking security bolt is rotated while the locking latch portion is prevented from rotating by the stop pin. 16. A locking cover apparatus according to claim 15, wherein each of the locking latch components rests against the top flange portion when the cover is in the fully locked stage. 17. A locking cover apparatus for covering a vault having a plurality of side walls and a plurality of corners, the locking cover apparatus comprising: a cover having a plurality of through holes located at each corner of the cover;a first locking mounting bracket, having a flange portion at a top portion of the first locking mounting bracket, wherein the first locking mounting bracket is adapted to attach to the side walls of the vault at a first corner of the vault;a first threaded locking security bolt for placement in one of the through holes at a first corner of the cover;a first locking latch component, having a latch portion and a threaded opening for accepting the first threaded locking security bolt;wherein the first locking latch component is configured to rotate when the first threaded locking security bolt is rotated,a second locking mounting bracket, having a flange portion at a top portion of the second locking mounting bracket, wherein the second locking mounting bracket is adapted to attach to the side walls of the vault at a second corner of the vault;a second threaded locking security bolt for placement in one of the through holes at a second corner of the cover;a second locking latch component, having a latch portion and a threaded opening for accepting the second threaded locking security bolt;wherein the second locking latch component is configured to rotate when the second threaded locking security bolt is rotated; andwherein the cover is locked from removal from the vault when the latch portions of the first and second locking latch components are under the flange portions of the first and second locking mounting brackets, respectively. 18. A locking cover apparatus according to claim 17, further comprising: a first stop pin attached to a bottom surface of the flange portion of the first locking mounting bracket for stopping the rotation of the first locking latch component; anda second stop pin attached to a bottom surface of the flange portion of the second locking mounting bracket for stopping the rotation of the second locking latch component. 19. A locking cover apparatus according to claim 17, wherein the vault is square or rectangular in shape having four corners, and wherein there are four locking mounting brackets at each corner of the vault, each operationally connected to a locking securing bolt and a locking latch component. 20. A locking cover apparatus according to claim 17, further comprising: at least one through hole on the cover;at least one threaded lifting bolt, configured for placement in at least one through hole on the cover, wherein the threaded lifting bolt is configured so it can be rotated and removed from the cover and replaced with a threaded lifting ring for hooking and lifting the cover. 21. A locking cover apparatus according to claim 17, wherein each of the threaded locking security bolts has a head portion having a key pattern that is matched to a corresponding key tool, and wherein the corresponding key tool for each key pattern is needed to rotate the locking security bolt. 22. A locking cover apparatus according to claim 17, further comprising a plurality of bolt covers for placement into each of the through holes on the cover for preventing water and debris from entering each of the through holes. 23. A locking cover apparatus according to claim 17, further comprising: a first jam nut configured for placement on the end of the first threaded locking security bolt and configured to prevent the first locking latch component from unthreading and disengaging from the first threaded locking security bolts. 24. A locking cover apparatus according to claim 17, further comprising: a stiffener brace in an x-shape attached to the bottom of the cover. 25. A locking cover apparatus according to claim 24, wherein the stiffener brace is comprised of two metal brace portions in an x-shape and wherein the stiffener brace is attached to the cover and configured to act as a stop for each of the locking latch components during counterclockwise rotation of each of the threaded locking security bolts. 26. A locking cover apparatus according to claim 24, wherein the stiffener brace is attached to the bottom of the cover to protect the locking latch components and the threaded locking security bolts from damage. 27. A locking cover apparatus according to claim 17, further comprising: side support bars attached to the bottom of the cover for providing additional structural support for the cover. 28. A locking cover apparatus according to claim 18, wherein each of the locking latch components is configured to move up the threaded locking security bolt that each locking latch component is attached to when the threaded locking security bolt is rotated while the locking latch portion is prevented from rotating by the stop pin. 29. A locking cover apparatus according to claim 28, wherein each of the locking latch components rests against the top flange portions when the cover is in the fully locked stage. 30. A locking cover apparatus for covering a vault having side walls; the locking cover apparatus comprising: a cover having a plurality of through holes;a plurality of threaded locking security bolts for placement in the plurality of through holes;a plurality of locking latch components, each having a latch portion and a threaded opening for accepting one of the threaded locking security bolts;a plurality of locking mounting brackets, each having a flange portion at a top portion of each mounting bracket, wherein each of the locking mounting brackets is adapted to attach to one of the side walls of the vault;wherein each of the locking latch components is configured to rotate when the threaded locking security bolt for each of the locking latch components is rotated, and wherein the cover is locked from removal from the vault when each of the latch portions of the locking latch components is under one of the flange portions;a stop pin attached to a bottom surface of each of the flange portions for stopping the rotation of the locking latch component;wherein each of the locking latch components is configured to move up the threaded locking security bolt that each locking latch component is attached to when the threaded locking security bolt is rotated while the locking latch portion is prevented from rotating by the stop pin. 31. A locking cover apparatus for covering a vault having side walls, the locking cover apparatus comprising: a cover having a plurality of through holes;a plurality of threaded locking security bolts for placement in the plurality of through holes;a plurality of locking latch components, each having a latch portion and a threaded opening for accepting one of the threaded locking security bolts;a plurality of locking mounting brackets, each having a flange portion at a top portion of each mounting bracket, wherein each of the locking mounting brackets is adapted to attach to one of the side walls of the vault;a stiffener brace in an x-shape attached to the bottom of the cover;wherein each of the locking latch components is configured to rotate when the threaded locking security bolt for each of the locking latch components is rotated, wherein the cover is locked from removal from the vault when each of the latch portions of the locking latch components is under one of the flange portions, and wherein the stiffener brace is comprised of two metal brace portions in an x-shape and wherein the stiffener brace is attached to the cover and configured to act as a stop for each of the locking latch components during counterclockwise rotation of each of the threaded locking security bolts. 32. A locking cover apparatus according to claim 31, wherein the cover is adapted to cover an opening in the vault and wherein the cover has a top portion, and wherein the vault has a top portion, and wherein each of the flange portions has a top portion, and wherein the plurality of locking mounting brackets are attached to the vault so that the top of the flange portion of each of the locking mounting brackets are recessed lower than the top of the vault so that the top of the vault cover is flush with the top of the vault when the cover rests on the top of the flange portions. 33. A locking cover apparatus according to claim 1, wherein the cover is adapted to cover an opening in the vault and wherein the cover has a top portion, and wherein the vault has a top portion, and wherein each of the flange portions has a top portion, and wherein the plurality of locking mounting brackets are attached to the vault so that the top of the flange portion of each of the locking mounting brackets are recessed lower than the top of the vault so that the top of the vault cover is flush with the top of the vault when the cover rests on the top of the flange portions. 34. A locking cover apparatus according to claim 30, wherein the cover is adapted to cover an opening in the vault and wherein the cover has a top portion, and wherein the vault has a top portion, and wherein each of the flange portions has a top portion, and wherein the plurality of locking mounting brackets are attached to the vault so that the top of the flange portion of each of the locking mounting brackets are recessed lower than the top of the vault so that the top of the vault cover is flush with the top of the vault when the cover rests on the top of the flange portions.
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이 특허에 인용된 특허 (14)
Newton John R. (Cumbria GBX), Access cover assembly.
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