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公开(公告)号：US20200164935A1
公开(公告)日：2020-05-28
申请号：US16688424
申请日：2019-11-19
摘要： A terminal tractor includes a fifth wheel coupling which is rotatable relative to a longitudinal axis of the terminal tractor such that an opening in the fifth wheel coupling may be reoriented depending on the terminal tractor's direction of approach to a semi-trailer.
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公开(公告)号：US20200164918A1
公开(公告)日：2020-05-28
申请号：US16688421
申请日：2019-11-19
摘要： A terminal tractor includes four independently steerable wheels, each with their own dedicated drive motor and each with their own dedicated steering device. The terminal tractor includes a controller operable to provide input commands to the drive motors and to the steering devices to operate the terminal tractor. The terminal tractor also includes a fifth wheel coupling which includes a lifting mechanism capable of raising and lowering the fifth wheel coupling a in single vertical direction.
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公开(公告)号：US20220266927A1
公开(公告)日：2022-08-25
申请号：US17740954
申请日：2022-05-10
摘要： A terminal tractor includes a fifth wheel coupling which is rotatable relative to a longitudinal axis of the terminal tractor such that an opening in the fifth wheel coupling may be reoriented depending on the terminal tractor's direction of approach to a semi-trailer.
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公开(公告)号：US11358660B2
公开(公告)日：2022-06-14
申请号：US16688424
申请日：2019-11-19
摘要： A terminal tractor includes a fifth wheel coupling which is rotatable relative to a longitudinal axis of the terminal tractor such that an opening in the fifth wheel coupling may be reoriented depending on the terminal tractor's direction of approach to a semi-trailer.
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