IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0834187
(2010-07-12)
|
등록번호 |
US-8636154
(2014-01-28)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
12 인용 특허 :
32 |
초록
▼
A litter support system for a vehicle, the litter support system comprising a support arm assembly for supporting a litter in a horizontal position, the support arm assembly including an adjustable hook assembly at a free end of the support arm assembly having an open position and a closed position,
A litter support system for a vehicle, the litter support system comprising a support arm assembly for supporting a litter in a horizontal position, the support arm assembly including an adjustable hook assembly at a free end of the support arm assembly having an open position and a closed position, the adjustable hook assembly comprising a ratchet system that locks the hook assembly between the open position and the closed position.
대표청구항
▼
1. A support arm assembly for a litter support system that is configured to support a patient in a horizontal elevated position, the support arm assembly comprising: an arm portion comprising a free end and an attachment end, wherein the attachment end is configured to secure the support arm assembl
1. A support arm assembly for a litter support system that is configured to support a patient in a horizontal elevated position, the support arm assembly comprising: an arm portion comprising a free end and an attachment end, wherein the attachment end is configured to secure the support arm assembly to an attachment structure for supporting the arm portion at a selected height and wherein the attachment end is configured to allow the support arm assembly to transition between a stored position and a support position when secured to a wall;an exterior hook disposed at the free end of the arm portion, the exterior hook being adjustable relative to the arm portion between open and closed positions to secure side shafts of various litters where the various litters have different widths and/or the side shafts of the various litters have different diameters;a mounting bracket connected to the attachment end of the support arm assembly, the mounting bracket providing the support arm assembly with a first pivot location allowing for pivoting of the support arm assembly relative to the mounting bracket about a vertical axis between the stored position and the support position, the mounting bracket providing the support arm assembly with a second pivot location allowing for pivoting of the support arm assembly relative to the mounting bracket about a horizontal axis between lowered and raised positions; andone or more locking projections sized and configured to be received by the mounting bracket to lock the support arm assembly in one or more of the stored, support, lowered and raised positions relative to the mounting bracket. 2. The support arm assembly of claim 1 wherein the exterior hook is adjustable via a ratchet assembly operatively connected to the exterior hook. 3. The support assembly of claim 2, wherein the ratchet assembly is configured to prevent opening of the exterior hook at a plurality of angular, closed positions. 4. The support assembly of claim 3, wherein the ratchet assembly comprises a gearwheel including a plurality of teeth extending about a periphery of the gearwheel and a pawl that is movably biased toward the gearwheel. 5. The support assembly of claim 4 further comprising a trigger connected to the pawl, wherein actuation of the trigger moves the pawl out of engagement with at least one of the plurality of teeth. 6. The support assembly of claim 5, wherein the exterior hook is biased toward the open position such that actuation of the trigger causes the exterior hook to move toward the open position. 7. The support arm assembly of claim 1 further comprise an interior hook disposed along the arm portion and facing the exterior hook. 8. The support arm assembly of claim 7, wherein the interior hook is fixed relative to the arm portion. 9. The support arm assembly of claim 8 wherein the arm portion comprises a recession portion between the exterior hook and the interior hook such that the recessed portion is offset vertically from the exterior hook and the interior hook. 10. The support arm assembly of claim 1, wherein the arm portion has a longitudinal axis, and wherein the exterior hook is adjustable relative to the arm portion along the longitudinal axis of the arm portion. 11. A support arm assembly for a litter support system that is configured to support a patient in a horizontal elevated position, the support arm assembly comprising: an arm portion comprising a free end and an attachment end, wherein the attachment end is configured to secure the support arm assembly to an attachment structure for supporting the arm portion at a selected height wherein the attachment end is configured to allow the support arm assembly to transition between a stored position and a support position when secured to a wall and wherein the attachment end comprises a paddle latch pivot bracket for locking the rotational movement of the support arm assembly relative the mounting bracket, wherein the paddle latch pivot bracket comprises one or more recesses configured to removably receive one or more locking pins, and wherein the locking pins releasably lock the support arm assembly in the stored position or in the support position when in the one or more recesses of the paddle latch pivot bracket;an exterior hook disposed at the free end of the arm portion, the exterior hook being adjustable relative to the arm portion between open and closed positions to secure side shafts of various litters where the various litters have different widths and/or the side shafts of the various litters have different diameters; anda mounting bracket connected to the attachment end of the support arm assembly, the mounting bracket providing the support arm assembly with a first pivot location allowing for pivoting of the support arm assembly relative to the mounting bracket about a vertical axis between the stored position and the support position, the mounting bracket providing the support arm assembly with a second pivot location allowing for pivoting of the support arm assembly relative to the mounting bracket about a horizontal axis between lowered and raised positions. 12. The support arm assembly of claim 11, wherein the exterior hook is adjustable via a ratchet assembly operatively connected to the exterior hook. 13. The support assembly of claim 12, wherein the ratchet assembly is configured to prevent opening of the exterior hook at a plurality of angular, closed positions. 14. The support assembly of claim 13, wherein the ratchet assembly comprises a gearwheel including a plurality of teeth extending about a periphery of the gearwheel and a pawl that is movably biased toward the gearwheel. 15. The support assembly of claim 14, further comprising a trigger connected to the pawl, wherein actuation of the trigger moves the pawl out of engagement with at least one of the plurality of teeth. 16. The support assembly of claim 15, wherein the exterior hook is biased toward the open position such that actuation of the trigger causes the exterior hook to move toward the open position. 17. The support arm assembly of claim 11, further comprising an interior hook disposed along the arm portion and facing the exterior hook. 18. The support arm assembly of claim 17, wherein the interior hook is fixed relative to the arm portion. 19. The support arm assembly of claim 18, wherein the arm portion comprises a recessed portion between the exterior hook and the interior hook such that the recessed portion is offset vertically from the exterior hook and the interior hook. 20. A litter support system comprising: a first vertical track comprising a first plurality of incremental securement locations;a first mounting bracket configured to secure to any of the first plurality of incremental securement locations of the first vertical track;a first support arm assembly comprising a first arm portion comprising a first free end and a first attachment end, wherein the first attachment end is connected to the mounting bracket;a second vertical track comprising a second plurality of incremental securement locations, the second vertical track being substantially parallel with the first vertical track;a second mounting bracket configured to secure to any of the second plurality of incremental securement locations of the second vertical track; anda second support arm assembly comprising a second arm portion comprising a second free end and a second attachment end, wherein the second attachment end is connected to the second mounting bracket,wherein the first mounting bracket engages the first vertical track such that the first arm assembly can move from a first vertical position to a second vertical position along the first vertical track without having to disengage the first mounting bracket from the first vertical track, andwherein the second mounting bracket engages the second vertical track such that the second arm assembly can move from a first vertical position to a second vertical position along the second vertical track without having to disengage the second mounting bracket from the second vertical track andwherein the first support arm assembly comprises a first interior hook disposed along the first arm portion to receive a side shaft of a litter and a first exterior hook connected to the first free end and facing the first interior hook to receive an opposite side shaft of the litter; andthe second support arm assembly comprises a second interior hook disposed along the second arm portion to receive the side shaft of the litter and a second exterior hook connected to the second free end and facing the second interior hook to receive the opposite side shaft of the litter. 21. The litter support system of claim 20 wherein the first vertical track and the second vertical track each comprise: a first vertical plurality of securement slots, wherein each securement slot comprises an enlarged head portion adjacent a necked-down region, such that an enlarged head of a mounting projection of the first mounting bracket may pass through the enlarged head portion to allow a stem connected to the enlarged head to slide down the necked-down region such that the enlarged head cannot be removed through the necked-down region; anda second vertical plurality of securement slots in parallel with the first vertical plurality of securement slots, where each of the second vertical plurality of securement slots are horizontally aligned with the first vertical plurality of securement slots such that the first vertical plurality of securement slots and the second vertical plurality of securement slots can simultaneously receive a pair of horizontally aligned mounting projections. 22. The litter support system of claim 20 wherein: the first vertical track further comprises a first plurality of openings operable to receive a first locking projection of the first mounting bracket when the first mounting bracket is secured to any of the first plurality of incremental securement locations; andthe second vertical track further comprises a second plurality of openings operable to receive a second locking projection of the second mounting bracket when the second mounting bracket is secured to any of the second plurality of incremental securement locations. 23. The litter support system of claim 22 wherein: the first locking projection is released from the first plurality of openings by a first lever prior to moving the first mounting bracket from one of the first plurality of securement locations to another of the first plurality of securement locations; andthe second locking projection is released from the second plurality of openings by a second lever prior to moving the second mounting bracket from one of the second plurality of securement locations to another of the second plurality of securement locations. 24. The litter support system of claim 20 wherein the first exterior hook and the second exterior hook are each adjustable relative to their respective first and second arm portions along respective longitudinal axes of the first and second arm portions to secure side shafts of varying diameters. 25. The litter support system of claim 24 wherein the first exterior hook is adjustable via a first ratchet assembly operatively connected to the first exterior hook and the second exterior hook is adjustable via a second ratchet assembly operatively connected to the second exterior hook. 26. A litter support system comprising: a first vertical track comprising a first plurality of incremental securement locations;a first mounting bracket configured to secure to any of the first plurality of incremental securement locations of the first vertical track;a first support arm assembly comprising a first arm portion comprising a first free end and a first attachment end, wherein the first attachment end is connected to the mounting bracket and wherein the connection between the first attachment end and the first mounting bracket is configured to allow the first support arm assembly to move between a first stored position and a first support position and the connection between the second attachment end and the second mounting bracket is configured to allow the second support arm assembly to transition between a second stored position and a second support position;a second vertical track comprising a second plurality of incremental securement locations, the second vertical track being substantially parallel with the first vertical track;a second mounting bracket configured to secure to any of the second plurality of incremental securement locations of the second vertical track; anda second support arm assembly comprising a second arm portion comprising a second free end and a second attachment end, wherein the second attachment end is connected to the second mounting bracket,wherein the first mounting bracket engages the first vertical track such that the first arm assembly can move from a first vertical position to a second vertical position along the first vertical track without having to disengage the first mounting bracket from the first vertical track, andwherein the second mounting bracket engages the second vertical track such that the second arm assembly can move from a first vertical position to a second vertical position along the second vertical track without having to disengage the second mounting bracket from the second vertical track and wherein the first support arm assembly comprises a first interior hook disposed along the first arm portion to receive a side shaft of a litter and a first exterior hook connected to the first free end and facing the first interior hook to receive an opposite side shaft of the litter; and the second support arm assembly comprises a second interior hook disposed along the second arm portion to receive the side shaft of the litter and a second exterior hook connected to the second free end and facing the second interior hook to receive the opposite side shaft of the litter. 27. The litter support system of claim 26, wherein the first vertical track and the second vertical track each comprise: a first vertical plurality of securement slots, wherein each securement slot comprises an enlarged head portion adjacent a necked-down region, such that an enlarged head of a mounting projection of the first mounting bracket may pass through the enlarged head portion to allow a stem connected to the enlarged head to slide down the necked-down region such that the enlarged head cannot be removed through the necked-down region; anda second vertical plurality of securement slots in parallel with the first vertical plurality of securement slots, where each of the second vertical plurality of securement slots are horizontally aligned with the first vertical plurality of securement slots such that the first vertical plurality of securement slots and the second vertical plurality of securement slots can simultaneously receive a pair of horizontally aligned mounting projections. 28. The litter support system of claim 26, wherein: the first vertical track further comprises a first plurality of openings operable to receive a first locking projection of the first mounting bracket when the first mounting bracket is secured to any of the first plurality of incremental securement locations; andthe second vertical track further comprises a second plurality of openings operable to receive a second locking projection of the second mounting bracket when the second mounting bracket is secured to any of the second plurality of incremental securement locations. 29. The litter support system of claim 28, wherein: the first locking projection is released from the first plurality of openings by a first lever prior to moving the first mounting bracket from one of the first plurality of securement locations to another of the first plurality of securement locations; andthe second locking projection is released from the second plurality of openings by a second lever prior to moving the second mounting bracket from one of the second plurality of securement locations to another of the second plurality of securement locations. 30. The litter support system of claim 26, wherein the first exterior hook and the second exterior hook are each adjustable relative to their respective first and second arm portions along respective longitudinal axes of the first and second arm portions to secure side shafts of varying diameters. 31. The litter support system of claim 30, wherein the first exterior hook is adjustable via a first ratchet assembly operatively connected to the first exterior hook and the second exterior hook is adjustable via a second ratchet assembly operatively connected to the second exterior hook. 32. A support arm assembly for a litter support system that is configured to support a patient in a horizontal elevated position, the support arm assembly comprising: an arm portion comprising a free end and an attachment end, wherein the attachment end is configured to secure the support arm assembly to an attachment structure for supporting the arm portion at a selected height, wherein the attachment end is configured to allow the support arm assembly to transition between a stored position and a support position when secured to a wall;an exterior hook disposed at the free end of the arm portion, the exterior hook being adjustable relative to the arm portion between open and closed positions to secure side shafts of various litters where the various litters have different widths and/or the side shafts of the various litters have different diameters;a mounting bracket connected to the attachment end, the mounting bracket providing the support arm assembly with a first pivot location allowing for pivoting of the support arm assembly relative to the mounting bracket about a vertical axis between the stored position and the support position, the mounting bracket providing the support arm assembly with a second pivot location allowing for pivoting of the support arm assembly relative to the mounting bracket about a horizontal axis between lowered and raised positions; andone or more pins sized to be received by the support arm, the mounting bracket, or both to lock the support arm assembly in one or more of the stored, support, lowered and raised positions relative to the mounting bracket. 33. A support arm assembly for a litter support system that is configured to support a patient in a horizontal elevated position, the support arm assembly comprising: an arm portion comprising a free end and an attachment end, wherein the attachment end is configured to secure the support arm assembly to an attachment structure for supporting the arm portion at a selected height, wherein the attachment end is configured to allow the support arm assembly to transition between a stored position and a support position when secured to a wall;an exterior hook disposed at the free end of the arm portion, the exterior hook being adjustable relative to the arm portion between open and closed positions to secure side shafts of various litters where the various litters have different widths and/or the side shafts of the various litters have different diameters; anda mounting bracket connected to the attachment end of the support arm assembly, the mounting bracket providing the support arm assembly with a first pivot location allowing for pivoting of the support arm assembly relative to the mounting bracket about a vertical axis between the stored position and the support position, the mounting bracket providing the support arm assembly with a second pivot location allowing for pivoting of the support arm assembly relative to the mounting bracket about a horizontal axis between lowered and raised positions, wherein:the attachment end of the arm portion comprises a paddle latch pivot bracket for locking the rotational movement of the support arm assembly relative the mounting bracket, the paddle latch pivot bracket comprises one or more recesses configured to removably receive one or more locking pins, andthe locking pins releasably lock the support arm assembly in the stored position or in the support position when in the in one or more recesses of the paddle latch pivot bracket.
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