IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0123255
(2008-05-19)
|
등록번호 |
US-8105007
(2012-01-31)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
Stetina Brunda Garred & Brucker
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
28 |
초록
▼
A vehicle transport ramp system having a transport vehicle with a transport vehicle bed, a first side wall and an opposing second side wall; an upper ramp having a first upper ramp end and a second upper ramp end operative to form a door, and a first upper ramp edge and an opposing second upper ramp
A vehicle transport ramp system having a transport vehicle with a transport vehicle bed, a first side wall and an opposing second side wall; an upper ramp having a first upper ramp end and a second upper ramp end operative to form a door, and a first upper ramp edge and an opposing second upper ramp edge; a lower ramp having a first lower ramp side and a second lower ramp side, a first lower ramp edge and a second lower ramp edge, a first lower ramp end pivotally connected to the second upper ramp end, and a second lower ramp end pivotally mountable to the transport vehicle bed; a first lower ramp enclosure panel and a second side wall enclosure panel mountable to the first lower ramp side, and a first side wall enclosure panel and a second side wall enclosure panel to enclose the transport vehicle as the lower ramp is lowered toward the driving surface.
대표청구항
▼
1. A vehicle transport ramp system for use with a transport vehicle to be driven on a driving surface, the transport vehicle having a transport vehicle bed, a first side wall and an opposing second side wall about a periphery of the transport vehicle bed, the transport ramp system comprising: an upp
1. A vehicle transport ramp system for use with a transport vehicle to be driven on a driving surface, the transport vehicle having a transport vehicle bed, a first side wall and an opposing second side wall about a periphery of the transport vehicle bed, the transport ramp system comprising: an upper ramp having a first upper ramp end and an opposing second upper ramp end generally defining an upper ramp plane, a first upper ramp edge and an opposing second upper ramp edge, the upper ramp being sized and configured to be pivotally mountable to the transport vehicle and operative to form a door;a lower ramp having a first lower ramp side and an opposing second lower ramp side, a first lower ramp edge and an opposing second lower ramp edge, and a first lower ramp end and an opposing second lower ramp end, the first lower ramp end being pivotally connected to the second upper ramp end by a hinge and the second lower ramp end being pivotally mountable to the transport vehicle bed;a first lower ramp enclosure panel and a second lower ramp enclosure panel mountable to the first lower ramp side, the first lower ramp enclosure panel and the second lower ramp enclosure panel being operative to partially enclose the transport vehicle as the lower ramp is lowered toward the driving surface; anda first side wall enclosure panel proximate to the first lower ramp enclosure panel and a second side wall enclosure panel proximate to the second lower ramp enclosure panel operative to slidably enclose the transport vehicle as the lower ramp is lowered toward the driving surface. 2. The system as claimed in claim 1 further includes a first upper ramp locking rail mountable to the transport vehicle, the first upper ramp locking rail defines a substantially perpendicular axis to the driving surface, the upper ramp is mountable to the first upper ramp locking rail. 3. The system as claimed in claim 2, wherein the first upper ramp edge is mountable to the first upper ramp locking rail. 4. The system as claimed in claim 3, wherein the system includes a second upper ramp locking rail opposing the first upper ramp locking rail, the second upper ramp edge is mountable to the second upper ramp locking rail. 5. The system as claimed in claim 4, wherein the first upper ramp locking rail has a plurality of spaced holes sized and configured to receive a first upper ramp peg, the first upper ramp peg is disposable on the first upper ramp edge operative to lock the first upper ramp edge to the first upper ramp locking rail, the second upper ramp locking rail has a plurality of spaced holes sized and configured to receive a second upper ramp peg, the second upper ramp peg being disposable on the second upper ramp edge operative to lock the second upper ramp edge to the second upper ramp locking rail. 6. The system as claimed in claim 1 further includes a first upper ramp assembly operative to pivotally move the upper ramp, the first upper ramp assembly has an upper ramp cable and an upper ramp pulley, the upper ramp cable has an upper ramp cable first end and an opposing upper ramp cable second end, the upper ramp cable first end is mountable to the upper ramp, the upper ramp cable second end is connectable to the upper ramp pulley, the upper ramp pulley is mountable to the transport vehicle. 7. The system as claimed in claim 6 further includes a second upper ramp assembly, the second upper ramp assembly has a second upper ramp cable and a corresponding second upper ramp pulley, the second upper ramp cable is mountable to the upper ramp at a second upper ramp cable first end, the second upper ramp cable is connectible to the second upper ramp pulley at a second upper ramp cable second end, the second upper ramp pulley is mountable to the transport vehicle. 8. The system as claimed in claim 1, wherein the lower ramp includes a first lower ramp peg disposable on the first lower ramp edge proximate to the second lower ramp end, an opposing second lower ramp peg disposable on the second lower ramp edge proximate to the second lower ramp end, a first lower ramp module proximate to the transport vehicle bed along the first side wall, and an opposing second lower ramp module proximate to the transport vehicle bed along the second side wall, the first lower ramp peg is pivotally mountable to the first lower ramp module, the second lower ramp peg is pivotally mountable to the second lower ramp module, the lower ramp is pivotably rotatable about the first lower ramp module and the second lower ramp module. 9. The system as claimed in claim 1 further includes a pivot arm operative to pivotably rotate the lower ramp, the pivot arm has a pivot arm first end and a pivot arm second end, the pivot arm first end is mountable to the first lower ramp side proximate to the second lower ramp end, the pivot arm second end has a pivot peg sized and configured to be pivotally disposable into a pivot peg guide proximate to the transport vehicle bed. 10. The system as claimed in claim 9 further includes a second pivot arm opposing the first pivot arm, the second pivot arm has a second pivot arm first end and a second pivot arm second end, the second pivot arm first end is mountable to the first lower ramp side proximate to the second lower ramp end, the second pivot arm second end has a second pivot peg sized and configured to be pivotably disposable into a second pivot peg guide proximate to the transport vehicle bed. 11. The system as claimed in claim 1, wherein the first lower ramp enclosure panel has a first lower ramp enclosure panel guide that is slidably engageable by a corresponding first lower ramp enclosure panel peg, the first lower ramp enclosure panel peg being operative to secure the first lower ramp enclosure panel to the first side wall, the second lower ramp enclosure panel has a second lower ramp enclosure panel guide that is slidably engageable by a corresponding second lower ramp enclosure panel peg, the second lower ramp enclosure panel peg being operative to secure the second lower ramp enclosure panel to the second side wall. 12. The system as claimed in claim 11, wherein the first lower ramp enclosure panel has a plurality of first lower ramp enclosure panel guides with a corresponding plurality of first lower ramp enclosure panel pegs to secure the first lower ramp enclosure panel to the first side wall, and the second lower ramp enclosure panel has a plurality of second lower ramp enclosure panel guides with a corresponding plurality of second lower ramp enclosure panel pegs to secure the second lower ramp enclosure panel to the second side wall. 13. The system as claimed in claim 1, wherein the first side wall enclosure panel has a first side wall enclosure panel guide that is slidably engageable by a corresponding first side wall enclosure panel peg, the first side wall enclosure panel peg being operative to secure the first side wall enclosure panel to the first side wall, the second side wall enclosure panel has a second side wall enclosure panel guide that is slidably engageable by a corresponding second side wall enclosure panel peg, the second side wall enclosure panel peg being operative to secure the second side wall enclosure panel to the second side wall. 14. The system as claimed in claim 1 further includes a first lower ramp assembly operative to pivotally move the lower ramp, the first lower ramp assembly has a lower ramp cable and a lower ramp pulley, the lower ramp cable has a lower ramp cable first end and an opposing lower ramp cable second end, the lower ramp cable first end is mountable to the first lower ramp enclosure panel, the lower ramp cable second end is connectable to the lower ramp pulley, the lower ramp pulley is mountable to the transport vehicle. 15. The system as claimed in claim 14 further includes a second lower ramp assembly, the second lower ramp assembly has a second lower ramp cable and a corresponding second lower ramp pulley, the second lower ramp cable is mountable to the second lower ramp enclosure panel at a second lower ramp cable first end, the second lower ramp cable is connectible to the second lower ramp pulley at a second lower ramp cable second end, the second lower ramp pulley is mountable to the transport vehicle. 16. The system as claimed in claim 14 further includes a lower ramp hydraulic actuator connected to the lower ramp cable second end, the lower ramp hydraulic actuator is mountable to the transport vehicle. 17. The system as claimed in claim 1 wherein the first lower ramp assembly includes a lift arm mountable to the second lower ramp side, the lift arm is connectable to a lift arm motor proximate to the transport vehicle bed. 18. The system as claimed in claim 17 further includes a second lift arm mountable to the second lower ramp side, the second lift arm is connectable to a second lift arm motor proximate to the transport vehicle bed.
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