IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0866647
(2007-10-03)
|
등록번호 |
US-7770344
(2010-08-30)
|
발명자
/ 주소 |
|
출원인 / 주소 |
- Cooper Technologies Company
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
10 인용 특허 :
55 |
초록
▼
An under-floor cable support system comprising a first plurality of free-standing cable stands positioned on a sub-floor and movable independent of the floor-supporting pedestals. Each cable stand comprises a cross bar on a pair of spaced apart legs for supporting a cable tray at an elevation above
An under-floor cable support system comprising a first plurality of free-standing cable stands positioned on a sub-floor and movable independent of the floor-supporting pedestals. Each cable stand comprises a cross bar on a pair of spaced apart legs for supporting a cable tray at an elevation above the sub-floor and below the floor. Holding mechanisms are provided on the cable stands for holding a second plurality of cable stands stacked on top of the first plurality of cable stands. The second plurality of cable stands may be stands with two legs or cantilever cable stands with one leg. In other aspects, the legs of the cable stands are movable to adjust the spacing between the legs and to collapse the legs for compactness.
대표청구항
▼
What is claimed is: 1. An under-floor support system, comprising a plurality of floor pedestals positioned on a sub-floor for supporting a floor above the sub-floor, a first plurality of free-standing cable stands positioned on the sub-floor, said cable stands being movable independent of said floo
What is claimed is: 1. An under-floor support system, comprising a plurality of floor pedestals positioned on a sub-floor for supporting a floor above the sub-floor, a first plurality of free-standing cable stands positioned on the sub-floor, said cable stands being movable independent of said floor pedestals, each cable stand of said first plurality of cable stands comprising a pair of spaced apart legs having upper and lower ends, and a fixed-length channel cross bar supported by the legs adjacent the upper ends of the legs, the channel cross bar comprising a top wall and a pair of spaced apart side walls extending down from the top wall, the legs of the cable stand extending up between the side walls and being adjustable toward and away from one another to different positions along the fixed length of the cross bar to adjust the spacing between the legs of the cable stand without changing the length of the cross bar, a first set of one or more cable trays supported in a generally horizontal position by at least two cable stands of said first plurality of cable stands, said first set of one or more cable trays resting on the cross bars of the at least two cable stands at an elevation above the sub-floor and below the floor, and holding mechanisms on the cable stands of the first plurality of cable stands for holding a second plurality of cable stands stacked on top of the first plurality of cable stands. 2. An under-floor support system as set forth in claim 1 further comprising a second plurality of cable stands stacked on top of said first plurality of cable stands, each cable stand of said second plurality of cable stands comprising a pair of spaced apart legs having upper and lower ends, and a cross bar supported by the legs adjacent the upper ends of the legs, and at least a second set of one or more cable trays supported in a generally horizontal position by at least two cable stands of said second plurality of cable stands, said second set of one or more cable trays resting on the cross bars of the at least two cable stands of said second plurality of cable stands at an elevation above the first set of one or more cable trays and below the floor. 3. An under-floor support system as set forth in claim 2 wherein the elevations of the cross bars of said first and second pluralities of cable stands are adjustable to vary the elevations at which the first and second sets of cable trays are supported. 4. An under-floor support system as set forth in claim 2 wherein said holding mechanisms comprise sockets adjacent opposite ends of the cross bar of each of the first plurality of free-standing cable stands, said sockets being sized to receive the lower ends of the legs of a respective cable stand of said second plurality of cable stands. 5. An under-floor support system as set forth in claim 4 wherein the cross bar of each cable stand of said second plurality of cable stands has a length which is fixed and non-adjustable, and wherein the spacing between the legs of each cable stand of said second plurality of cable stands is adjustable. 6. An under-floor support system as set forth in claim 4 wherein the legs of each cable stand of said first and second plurality of cable stands are adjustable from a first position in which the legs are spaced relatively close together and a second position in which the legs are spaced farther apart, said holding mechanisms comprising upwardly-opening sockets adjacent opposite ends of the cross bar of each cable stand of said first plurality of cable stands, said sockets being sized to receive the lower ends of the legs of a respective cable stand of said second plurality of cable stands when the legs of the respective cable stand of said second plurality of cable stands are in said second position. 7. An under-floor support system as set forth in claim 6 wherein the legs of each cable stand of said first plurality of cable stands are in said first position and the legs of each cable stand of said second plurality of cable stands are in said second position. 8. An under-floor support system as set forth in claim 1 further comprising a second plurality of cantilever cable stands adapted to be stacked on top of said first plurality of cable stands, each cantilever cable stand of said second plurality of cable stands comprising a leg and an arm extending like a cantilever from the leg for supporting a cable tray at an elevation above a cable tray of said first set of one or more cable trays. 9. An under-floor support system as set forth in claim 1 wherein the first set of one or more cable trays includes a basket cable tray comprising longitudinal wires extending longitudinally of the cable tray and transverse wires extending transversely of the cable tray, said cross bar having upwardly opening recesses for receiving said longitudinal wires and said transverse wires of the basket cable tray. 10. An under-floor cable support system for supporting cable above a sub-floor and below a floor supported by floor pedestals on the sub-floor, said under-floor cable support system comprising a first plurality of free-standing cable stands adapted to be positioned on the sub-floor, said cable stands being movable independent of said floor pedestals, each cable stand of said first plurality of cable stands comprising a pair of spaced apart legs having upper and lower ends, and a cross bar supported by the legs adjacent the upper ends of the legs, the cross bar of each cable stand of said first plurality of cable stands having a length which is fixed and non-adjustable, connections between the legs and cross bar of each cable stand of said first plurality of cable stands for permitting movement of both legs along the cross bar toward and away from one another to adjust the spacing between the legs of each cable stand, said legs being movable between a first position in which the legs are spaced relatively close together to avoid interference with said floor pedestals and a second position in which the legs are spaced farther apart to allow stacking of one cable stand on top of another, said first plurality of cable stands being adapted to support a set of one or more cable trays or cables in a generally horizontal position with the set of one or more cable trays or cables resting on the cross bars of the cable stands at an elevation above the sub-floor and below the floor, and wherein the cross bar of each cable stand of said first plurality of cable stands is a channel cross bar comprising a top wall and a pair of spaced apart side walls extending down from the top wall, the legs of the cable stand extending up between the side walls and being adjustable toward and away from one another to different positions along the fixed length of the cross bar to adjust the spacing between the legs of the cable stand without changing the length of the cross bar. 11. An under-floor cable support system as set forth in claim 10 wherein said connections are sliding connections between the legs and the side walls of the cross bar. 12. An under-floor cable support system as set forth in claim 11 wherein said sliding connections are pin-and-slot connections, each pin-and-slot connection comprising a slot in at least one of the side walls of the cross bar and a pin on a respective leg received in the slot, said slot having a horizontal segment in which the pin on the respective leg may slide to adjust the spacing between the legs of the cable stand. 13. An under-floor cable support system as set forth in claim 12 further comprising locking means for releasably holding the legs in adjusted position. 14. An under-floor cable support system as set forth in claim 12 wherein the slot of said pin-and-slot connection comprises at least two horizontally spaced vertical segments extending vertically from said horizontal segment, the pin of said pin-and-slot connection being movable into a vertical segment selected according to the desired spacing between the legs of the cable stand. 15. An under-floor cable support system as set forth in claim 14 wherein the legs of each cable stand of said first plurality of cable stands have lengths which are adjustable to vary the elevation at which the set of one or more cable trays is supported. 16. An under-floor cable support system as set forth in claim 10 wherein the legs pivot on the cross bar between a generally vertical cable supporting position and a collapsed position in which the extend generally parallel to the cross bar. 17. An under-floor cable support system as set forth in claim 16 wherein said connections between the legs and cross bar are pivot connections movable relative to the crossbar in both vertical and horizontal directions. 18. An under-floor cable support system as set forth in claim 10 wherein the set of one or more cable trays includes a basket cable tray comprising longitudinal wires extending longitudinally of the cable tray and transverse wires extending transversely of the cable tray, the cross bar of each of the plurality of cable stands having upwardly opening recesses for receiving said longitudinal wires and said transverse wires of the basket cable tray. 19. An under-floor cable support system as set forth in claim 10 further comprising holding mechanisms on the cable stands of said first plurality of cable stands for holding a second plurality of cable stands stacked on top of the first plurality of cable stands. 20. An under-floor cable support system for supporting cable above a sub-floor and below a floor supported by floor pedestals on the sub-floor, said under-floor cable support system comprising a plurality of free-standing cable stands adapted to be positioned on the sub-floor, said cable stands being movable independent of said floor pedestals, each cable stand of said plurality of cable stands comprising a pair of spaced apart legs having upper and lower ends, and a cross bar supported by the legs adjacent the upper ends of the legs, pivot connections between the legs and cross bar of each cable stand of said plurality of cable stands whereby the legs may be pivoted between a generally vertical position for supporting the cable stand and a collapsed generally horizontal position in which the legs overlap one another and extend along the cross bar, at least one of said pivot connections being vertically movable relative to the crossbar whereby the legs may be positioned parallel to one another and flat against one another when they are in said collapsed position, said pivot connections being vertically offset when the legs are in said collapsed position, said plurality of cable stands being adapted to support a set of one or more cable trays or cables in a generally horizontal position with the set of one or more cable trays or cables resting on the cross bars of the cable stands at an elevation above the sub-floor and below the floor, wherein said at least one pivot connection is a pin-and-slot connection between a leg and the cross bar of the cable stand for adjusting the horizontal spacing between the legs of the cable stand. 21. An under-floor cable support system as set forth in claim 20 wherein said pin-and-slot connection comprises a slot having a vertical segment to permit vertical movement of said pivot connection. 22. An under-floor cable support system as set forth in claim 20 wherein the cross bar of each cable stand of said plurality of cable stands has a length which is fixed and non-adjustable. 23. An under-floor cable support system as set forth in claim 20 further comprising locking means for releasably holding the legs in adjusted position. 24. An under-floor cable support system as set forth in claim 20 wherein the pivot connections between the legs and cross bar of the cable stand are movable relative to the crossbar in both vertical and horizontal directions. 25. An under-floor cable support system as set forth in claim 20 wherein the legs of each cable stand of said plurality of cable stands have lengths which are adjustable to vary the elevation at which the set of one or more cable trays is supported. 26. An under-floor cable support system as set forth in claim 20 wherein the set of one or more cable trays includes a basket cable tray comprising longitudinal wires extending longitudinally of the cable tray and transverse wires extending transversely of the cable tray, the cross bar of each of the plurality of cable stands having upwardly opening recesses for receiving said longitudinal wires and said transverse wires of the basket cable tray. 27. An under-floor cable support system for supporting cable above a sub-floor and below a floor supported by floor pedestals on the sub-floor, said under-floor cable support system comprising at least one first cable stand adapted to be positioned on the sub-floor, the first cable stand comprising a pair of spaced apart legs having upper and lower ends, and a fixed-length channel cross bar supported by the legs adjacent the upper ends of the legs, the channel cross bar comprising a top wall and a pair of spaced apart side walls extending down from the top wall, the legs of the cable stand extending up between the side walls and being adjustable toward and away from one another to different positions along the fixed length of the cross bar to adjust the spacing between the legs of the cable stand without changing the length of the cross bar, the first cable stand being adapted to support a first cable tray or cable in a generally horizontal position resting on the cross bar of the first cable stand at an elevation above the sub-floor and below the floor, and at least one cantilever cable stand stackable on the first cable stand, said at least one cantilever cable stand comprising a leg and a first arm extending as a cantilever from the leg for supporting a second cable tray or cable in a generally horizontal position at an elevation above said first cable tray. 28. An under-floor cable support system as set forth in claim 27 further comprising a holding device for holding the leg of the cantilever cable stand on the first cable stand in a position in which the arm of the cantilever cable stand extends generally over and generally parallel to the cross bar of the first cable stand. 29. An under-floor cable support system as set forth in claim 27 wherein said first arm is adjustable up and down along the leg of the cantilever cable stand. 30. An under-floor cable support system for supporting cable above a sub-floor and below a floor supported by floor pedestals on the sub-floor, said under-floor cable support system comprising at least one first cable stand adapted to be positioned on the sub-floor, the first cable stand comprising a pair of spaced apart legs having upper and lower ends, and a cross bar supported by the legs adjacent the upper ends of the legs, the first cable stand being adapted to support a first cable tray or cable in a generally horizontal position resting on the cross bar of the first cable stand at an elevation above the sub-floor and below the floor, and at least one cantilever cable stand stackable on the first cable stand, said at least one cantilever cable stand comprising a leg and a first arm extending as a cantilever from the leg for supporting a second cable tray or cable in a generally horizontal position at an elevation above said first cable tray, wherein said first arm is adjustable up and down along the leg of the cantilever cable stand, and a releasable connection between said first arm and said leg of the cantilever cable stand, said connection comprising an opening in the first arm for receiving the leg such that the first arm surrounds the leg and is slidable up and down on the leg, and a protuberance on the first arm receivable in a selected one of a plurality of openings in the leg spaced vertically along the leg. 31. An under-floor cable support system as set forth in claim 27 further comprising a second arm extending as a cantilever from the leg of the cantilever cable stand generally parallel to said first arm. 32. An under-floor cable support system as set forth in claim 31 wherein said first and second arms are adjustable up and down along the leg of the cantilever cable stand. 33. An under-floor support system, comprising a plurality of floor pedestals positioned on a sub-floor for supporting a floor above the sub-floor, a first plurality of free-standing cable stands positioned on the sub-floor, said cable stands being movable independent of said floor pedestals, each cable stand of said first plurality of cable stands comprising a pair of spaced apart legs having upper and lower ends, and a cross bar supported by the legs adjacent the upper ends of the legs, a first set of one or more cable trays supported in a generally horizontal position by at least two cable stands of said first plurality of cable stands, said first set of one or more cable trays resting on the cross bars of the at least two cable stands at an elevation above the sub-floor and below the floor, and holding mechanisms on the cable stands of the first plurality of cable stands for holding a second plurality of cable stands stacked on top of the first plurality of cable stands, wherein said holding mechanisms comprise slots in the cross bars of the cable stands of the first plurality of cable stands for receiving the legs of the cable stands of the second plurality of cable stands. 34. An under-floor support system as set forth in claim 9 wherein the upwardly opening recesses are defined by grooves in the cross bar for receiving the longitudinal wires and bosses on the crossbar for receiving the transverse wires. 35. An under-floor support system as set forth in claim 18 wherein the upwardly opening recesses are defined by grooves in the cross bar for receiving the longitudinal wires and bosses on the crossbar for receiving the transverse wires. 36. An under-floor support system as set forth in claim 26 wherein the upwardly opening recesses are defined by grooves in the cross bar for receiving the longitudinal wires and bosses on the crossbar for receiving the transverse wires.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.