A collapsible intermodal flat rack features a cargo deck with first and second arches pivotally mounted to the cargo deck. Each arch is provided with a crank mechanism including a gearbox having an input shaft and an output shaft. The output shaft is attached to the corresponding arch so that the ar
A collapsible intermodal flat rack features a cargo deck with first and second arches pivotally mounted to the cargo deck. Each arch is provided with a crank mechanism including a gearbox having an input shaft and an output shaft. The output shaft is attached to the corresponding arch so that the arch may be moved between a storage position, where a top portion of the arch is located adjacent to the cargo deck, and a use position, where the top portion of the arch is elevated from the cargo deck, by actuation of the input shaft.
대표청구항▼
1. A collapsible intermodal flat rack comprising: a) a cargo deck;b) an arch including a first upright post and a second upright post, each of said first and second upright posts having a top end portion and a bottom end portion, with the top end portions of the first and second upright posts joined
1. A collapsible intermodal flat rack comprising: a) a cargo deck;b) an arch including a first upright post and a second upright post, each of said first and second upright posts having a top end portion and a bottom end portion, with the top end portions of the first and second upright posts joined by a top cross member;c) the bottom end portions of said first and second upright posts pivotally connected to said cargo deck; andd) a crank mechanism including a gearbox having an input shaft and an output shaft, said input shaft rotationally connected to the cargo deck and having a first end connected to the gearbox and a second end adapted to be engaged by a user to rotate the input shaft and said output shaft rotationally connected to the cargo deck and separate and spaced from the input shaft and having a first end connected to the gearbox and a second end attached to a bottom portion of the first upright post so that said arch may be moved between a storage position, where the top cross member is located adjacent to the cargo deck, and a use position, where the top cross member of the arch is elevated from the cargo deck, by actuation of the gearbox through the input shaft. 2. The collapsible intermodal flat rack of claim 1 further comprising a first lifting fitment connected to the top end portion of the first upright post and a second lifting fitment connected to the top end portion of the second upright post. 3. The intermodal flat rack of claim 1 further comprising a first stacking block attached to the bottom end portion of the first upright post and a second stacking block attached to the bottom end portion of the second upright post, said first and second stacking blocks each including stacking pads that are positioned above the cargo deck when the arch is in the storage position and below the cargo deck when the arch is in the use position. 4. The intermodal flat rack of claim 3 wherein the stacking pads may be repositioned to reveal lifting fitments. 5. The intermodal flat rack of claim 1 further comprising a first support brace having a top end pivotally attached to the top end portion of the first upright post and a second support brace having a top end pivotally attached to the top end portion of the second upright post, where the bottom ends of the first and second support braces are attached to the cargo deck in a movable fashion. 6. The intermodal flat rack of claim 5 further comprising a first channel positioned along a first side of the cargo deck and a second channel positioned along a second side of the cargo deck, and wherein the bottom end of the first support brace includes a first roller positioned within the first channel and the bottom end of the second support brace includes a second roller positioned within the second channel so that the first and second rollers remain within and travel within the first and second channels as the arch is moved between the storage and use positions. 7. The intermodal flat rack of claim 6 wherein the bottom end portion of the first support brace includes a hook portion formed therein and a lock opening also formed within the bottom end portion of the first support with the hook portion adjacent to the lock opening and further comprising a brace locking assembly including: i) a pin housing positioned adjacent to said first channel;ii) a stop pin positioned within the pin housing and slidable between an extended position and a retracted position along a stop pin sliding axis;iii) a locking pin positioned within the pin housing and slidable between an extended position and a retracted position along a locking pin sliding axis that is generally parallel to the stop pin sliding axis;iv) said hook portion of the first support brace engaging said stop pin when the arch is in the use position and the stop pin is in the extended position;v) said locking pin engaging the locking hole of the first support brace when the locking pin is moved from the retracted position to the extended position while the arch is in the use position. 8. The intermodal flat rack of claim 7 wherein the cargo deck features an end and a longitudinal midpoint, and wherein the arch moves towards the longitudinal midpoint as it moves from the use to the storage position, said arch also pivoting away from the use point towards the end of the cargo deck into an expanded load position and wherein said stop pin and lock pin are moved into the retracted positions so that the hook portion and locking hole of the first support brace are released to permit movement of the arch to the expanded load position. 9. The intermodal flat rack of claim 7 further comprising a handle on the locking pin and a handle on the stop pin, said locking and stop pin handles extending out of said pin housing. 10. The intermodal flat rack of claim 1 wherein the cargo deck features an end and a longitudinal midpoint, and wherein the arch moves towards the longitudinal midpoint as it moves from the use to the storage position, said arch also pivoting away from the use point towards the end of the cargo deck into an expanded load position. 11. The intermodal flat rack of claim 1 further comprising an inner bearing tube and an outer bearing tube wherein the bottom end portion of the first upright post is connected to the inner bearing tube and the outer bearing tube is connected to the cargo deck and the inner bearing tube is pivotally received within the outer bearing tube. 12. The intermodal flat rack of claim 11 further comprising a telescoping arm attached to the input shaft in a sliding fashion and a crank mechanism fitment attached to an end of the telescoping arm so that said crank mechanism fitment may be moved between a retracted position, where said crank mechanism fitment is positioned within the inner bearing tube, and an extended position where said crank mechanism fitment is extended out from the inner bearing tool for access and actuation by a user. 13. The intermodal flat rack of claim 12 wherein the crank mechanism fitment includes an end opening featuring an annular flange which may be engaged by a tool to enable moving of the crank mechanism housing from the retracted position to the extended position. 14. The intermodal flat rack of claim 1 wherein the input shaft of the gearbox is provided with a Weston brake. 15. The intermodal flat rack of claim 1 wherein the cargo deck features a pair of end zones and a central zone, where the central zone features a top surface that is non-arcuate and generally level and the pair of end zones each features a top surface that taper downwards in a generally linear fashion towards ends of the cargo deck. 16. A collapsible intermodal flat rack a) a cargo deck;b) a first arch pivotally mounted to the cargo deck;c) a first crank mechanism including a gearbox having an input shaft and an output shaft, said input shaft rotationally connected to the cargo deck and having a first end connected to the gearbox and a second end adapted to be engaged by a user to rotate the input shaft and said output shaft rotationally connected to the cargo deck and separate and spaced from the input shaft and having a first end connected to the gearbox and a second end attached to the first arch so that said first arch may be moved between a storage position, where a top portion of the first arch is located adjacent to the cargo deck, and a use position, where the top portion of the first arch is elevated from the cargo deck, by actuation of the gearbox through the input shaft. 17. The collapsible intermodal flat rack of claim 16 further comprising: d) a second arch pivotally mounted to the cargo deck;e) a second crank mechanism including a gearbox having an input shaft and an output shaft, said output shaft attached to the second arch so that said second arch may be moved between a storage position, where a top portion of the first arch is located adjacent to the cargo deck, and a use position, where the top portion of the second arch is elevated from the cargo deck, by actuation of the input shaft. 18. The collapsible intermodal flat rack of claim 16 further comprising a pair of lifting fitment connected to the top portion of the first arch. 19. The intermodal flat rack of claim 16 further comprising a pair of stacking blocks attached to a bottom portion of the first arch, said pair of stacking blocks each including stacking pads that may be moved to reveal lifting fitments and that are positioned above the cargo deck when the first arch is in the storage position and below the cargo deck when the first arch is in the use position. 20. The intermodal flat rack of claim 16 further comprising a first and second support braces, each having a top end pivotally attached to the top portion of the first arch, where the bottom ends of the first and second support braces are attached to the cargo deck in a movable fashion. 21. The intermodal flat rack of claim 20 further comprising a first channel positioned along a first side of the cargo deck and a second channel positioned along a second side of the cargo deck, and wherein the bottom end of the first support brace includes a first roller positioned within the first channel and the bottom end of the second support brace includes a second roller positioned within the second channel so that the first and second rollers remain within and travel within the first and second channels as the first arch is moved between the storage and use positions. 22. The intermodal flat rack of claim 21 wherein the bottom end portion of the first support brace includes a hook portion formed therein and a lock opening also formed within the bottom end portion of the first support with the hook portion adjacent to the lock opening and further comprising a brace locking assembly including: i. a pin housing positioned adjacent to said first channel;ii. a stop pin positioned within the pin housing and slidable between an extended position and a retracted position along a stop pin sliding axis;iii. a locking pin positioned within the pin housing and slidable between an extended position and a retracted position along a locking pin sliding axis that is generally parallel to the stop pin sliding axis;iv. said hook portion of the first support brace engaging said stop pin when the arch is in the use position and the stop pin is in the extended position;v. said locking pin engaging the locking hole of the first support brace when the locking pin is moved from the retracted position to the extended position while the arch is in the use position. 23. The intermodal flat rack of claim 22 wherein the cargo deck features an end and a longitudinal midpoint, and wherein the first arch moves towards the longitudinal midpoint as it moves from the use to the storage position, said first arch also pivoting away from the use point towards the end of the cargo deck into an expanded load position and wherein said stop pin and lock pin are moved into the retracted positions so that the hook portion and locking hole of the first support brace are released to permit movement of the first arch to the expanded load position. 24. The intermodal flat rack of claim 22 further comprising a handle on the locking pin and a handle on the stop pin, said locking and stop pin handles extending out of said pin housing. 25. The intermodal flat rack of claim 16 wherein the cargo deck features an end and a longitudinal midpoint, and wherein the first arch moves towards the longitudinal midpoint as it moves from the use to the storage position, said arch also pivoting away from the use point towards the end of the cargo deck into an expanded load position. 26. The intermodal flat rack of claim 16 further comprising an inner bearing tube and an outer bearing tube wherein a bottom portion of the first arch is connected to the inner bearing tube and the outer bearing tube is connected to the cargo deck and the inner bearing tube is pivotally received within the outer bearing tube. 27. The intermodal flat rack of claim 26 further comprising a telescoping arm attached to the input shaft in a sliding fashion and a crank mechanism fitment attached to an end of the telescoping arm so that said crank mechanism fitment may be moved between a retracted position, where said crank mechanism fitment is positioned within the inner bearing tube, and an extended position where said crank mechanism fitment is extended out from the inner bearing tube for access and actuation by a user. 28. The intermodal flat rack of claim 27 wherein the crank mechanism fitment includes an end opening featuring an annular flange which may be engaged by a tool to enable moving of the crank mechanism housing from the retracted position to the extended position. 29. The intermodal flat rack of claim 27 wherein the crank mechanism fitment includes a plurality of tool holes adapted to be engaged by a tool to actuate the first crank mechanism to move the first arch between the storage position and the use position. 30. The intermodal flat rack of claim 29 further comprising a tool having: i. an elongated body having a first end including a reduced diameter portion sized to be positioned through at least one of the plurality of tool holes of the crank mechanism fitment;ii. a handle attached to the elongated body;iii. an angled guide attached to the elongated body and positioned over the reduced diameter portion of the first end in a spaced relationship to permit the reduced diameter portion to be positioned through the at least one of the plurality of tool holes. 31. The intermodal flat rack of claim 30 wherein the reduced diameter portion of the first end of the tool features a spring ball sized and positioned to engage one of the plurality of tool holes of the crank mechanism fitment when the reduced diameter portion of the first end of the tool is positioned in at least one of the plurality of tool holes of the crank mechanism fitment. 32. The intermodal flat rack of claim 30 wherein the crank mechanism fitment includes an end opening featuring an annular flange and the tool further includes a second end having a tapered diameter so that a pick having a tip is formed, said pick including a circumferential bead formed around the tip of the pick and sized to engage the end opening of the crank mechanism fitment to enable moving of the crank mechanism housing from the retracted position to the extended position. 33. The intermodal flat rack of claim 29 further comprising a tool having: i. a housing containing a motor and a battery;ii. a switch mounted on the housing, said battery powering said motor when said switch is actuated;iii. a sleeve connected to the motor so that the sleeve turns when the motor is powered by the battery, said sleeve sized to receive the crank mechanism fitment, said sleeve including a pin hole;iv. a locking pin sized to be positioned through at least one of the plurality of locking holes of the crank mechanism fitment and the pin hole of the sleeve when the crank mechanism fitment is positioned within the sleeve. 34. The intermodal flat rack of claim 16 wherein the input shaft of the gearbox is provided with a Weston brake. 35. The intermodal flat rack of claim 16 wherein the cargo deck features a pair of end zones and a central zone, where the central zone features a top surface that is non-arcuate and generally level and the pair of end zones each features a top surface that taper downwards in a generally linear fashion towards ends of the cargo deck. 36. The intermodal flat rack of claim 1 wherein the output shaft is tubular and the input shaft is positioned through the tubular output shaft so that the input shaft is generally concentric with the output shaft. 37. The intermodal flat rack of claim 16 wherein the output shaft is tubular and the input shaft is positioned through the tubular output shaft so that the input shaft is generally concentric with the output shaft.
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