IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0946225
(2013-07-19)
|
등록번호 |
US-9073710
(2015-07-07)
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발명자
/ 주소 |
|
출원인 / 주소 |
- 4Front Engineered Solutions, Inc.
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
116 |
초록
▼
Dock leveler sealing systems are disclosed herein. In various embodiments, a dock leveler sealing system can include a bottom seal configured to be attached to an underside of a dock leveler deck and extend transversely thereto, and two side seals configured to be attached to opposite end portions o
Dock leveler sealing systems are disclosed herein. In various embodiments, a dock leveler sealing system can include a bottom seal configured to be attached to an underside of a dock leveler deck and extend transversely thereto, and two side seals configured to be attached to opposite end portions of the bottom seal and extend forwardly therefrom. The side seals can be shaped and sized to effectively seal openings and/or gaps that may exist between the bottom seal, the deck lip, a shipping vehicle, a dock bumper, and/or the building floor.
대표청구항
▼
1. A seal system for use with a loading dock, the loading dock including a dock leveler, a seal attached to an underside of the dock leveler, and a loading dock bumper positioned to contact a bumper of a shipping vehicle positioned at the loading dock, the seal system comprising: a loading dock bump
1. A seal system for use with a loading dock, the loading dock including a dock leveler, a seal attached to an underside of the dock leveler, and a loading dock bumper positioned to contact a bumper of a shipping vehicle positioned at the loading dock, the seal system comprising: a loading dock bumper seal having: a base portion configured to be attached to the loading dock bumper; andan edge portion configured to overhang a side surface of the loading dock bumper and contact the seal attached to the underside portion of the dock leveler. 2. The seal system of claim 1 wherein the loading dock bumper seal further includes a forward surface portion configured to overhang a front face of the loading dock bumper and compress upon contact with the bumper of the shipping vehicle parked adjacent thereto. 3. The seal system of claim 1, further comprising the loading dock bumper, wherein the loading dock bumper includes a generally horizontal top surface, and wherein the base portion is attached to the top surface. 4. The seal system of claim 1 wherein the loading dock bumper seal includes a first sheet of resilient material forming the base portion and second sheet of resilient material forming the edge portion, and wherein the first sheet of material is folded over the second sheet of material and attached to the loading dock bumper. 5. The seal system of claim 1 wherein the loading dock further includes an opening in an outer wall of a building, and wherein the seal system further comprises side seal pads configured to be attached to the outer wall at opposite sides of the opening. 6. The seal system of claim 1, further comprising the loading dock bumper, wherein the a base portion is attached to the loading dock bumper, and wherein the edge portion overhangs the side surface by a distance of from about 0.5 inch to about 2 inches. 7. The seal system of claim 1, further comprising the loading dock bumper, wherein the loading dock bumper includes a forward facing surface adjacent the side surface, wherein the base portion is attached to the loading dock bumper, and wherein the base portion projects beyond the forward facing surface and the side surface. 8. The seal system of claim 1, further comprising the loading dock bumper, wherein the loading dock bumper includes a forward facing surface adjacent the side surface, wherein the base portion is attached to the loading dock bumper, and wherein the base portion projects beyond the forward facing surface, but not the side surface. 9. The seal system of claim 4 wherein the edge portion overhangs the side surface by a distance of from about 0.5 inch to about 2 inches. 10. The seal system of claim 4 wherein the first sheet of material has a first thickness, and wherein the second sheet of material has a second thickness that is greater than the first thickness. 11. The seal system of claim 4, further comprising the loading dock bumper. 12. The seal system of claim 6 wherein the loading dock bumper seal includes a first sheet of resilient material forming the base portion and a second sheet of resilient material forming the edge portion. 13. The seal system of claim 12 wherein the first sheet of material is folded back on itself. 14. The seal system of claim 6 wherein the loading dock bumper seal includes a first sheet of resilient material forming the base portion and a second sheet of resilient material forming the edge portion, and wherein the first sheet of material is folded over the second sheet of material and attached to the loading dock bumper. 15. A seal system for use with a loading dock, the loading dock including a dock leveler, a seal attached to an underside of the dock leveler, and a loading dock bumper positioned to contact a bumper of a shipping vehicle positioned at the loading dock, the seal system comprising: a loading dock bumper seal having— a base portion configured to be attached to the loading dock bumper, andan edge portion configured to overhang a transverse surface of the loading dock bumper by a distance of about at least 0.5 inch, and further configured to contact the seal attached to the underside portion of the dock leveler. 16. The seal system of claim 15 wherein: the edge portion includes a first sheet of resilient material;the base portion includes a second sheet of resilient material having a first end portion opposite a second end portion;the second sheet of material is folded between the first end portion and the second end portion to define an opening; andthe first sheet of material is at least partially inserted into the opening. 17. The seal system of claim 15 wherein the base portion includes a sheet of resilient material having a first end portion opposite a second end portion, wherein the sheet of resilient material is folded between the first end portion and the second end portion, and wherein the second end portion is attached to the first end portion. 18. The seal system of claim 15 wherein the loading dock bumper seal is configured to compress upon contact with the bumper of the shipping vehicle parked adjacent thereto. 19. The seal system of claim 15 wherein the edge portion overhangs the transverse surface by a distance of from about 0.5 inch to about 3 inches. 20. The seal system of claim 15 wherein the edge portion overhangs the transverse surface by a distance of from about 0.5 inch to about 2 inches. 21. The seal system of claim 15 wherein the transverse surface includes a side surface that is transverse to a forward facing surface of the loading dock bumper, and wherein the forward facing surface is positioned to contact the bumper of the shipping vehicle positioned at the loading dock. 22. The seal system of claim 15 wherein the loading dock bumper is a first loading dock bumper, wherein the loading dock includes a second loading dock bumper spaced apart from the first loading dock bumper, and wherein the transverse surface faces the second loading dock bumper. 23. The seal system of claim 15 wherein the base portion is attached to the loading dock bumper. 24. The seal system of claim 15, further comprising the loading dock bumper.
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