| 摘要 |
The disclosure includes a variety of thrustback sleds. In one embodiment, the disclosure provides a thrust back training sled, including a base including a plurality of horizontal runners, a generally horizontal rail assembly disposed on the base, a trolley assembly disposed on the generally horizontal rail assembly, the trolley assembly including a plurality of rollers received by the rail assembly, the trolley being adapted to translate from a first, forward position to a second, rearward position along the generally horizontal rail assembly. The sled can further include a generally horizontally oriented spring adapted to prevent horizontal movement of the trolley from the first position to the second position, a pivotable mounting plate pivotally attached to the trolley assembly, the pivotable mounting plate being adapted to rotate from a first lower position to a second, higher position about a center of rotation, and a generally vertically oriented spring adapted to prevent vertical movement of the pivotable mounting plate from the first position to the second position.
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