| 摘要 |
<p>A creeper assembly is provided that includes a frame assembly supported on a plurality of wheels for movement along a support surface. The frame assembly includes a seat and a backrest that extends from the seat. The frame assembly is adjustable between a lowered lying position, wherein the seat and the backrest are in a horizontal position at a first height above the support surface, and a raised seated position, wherein the seat is in a horizontal position at a second height above the support surface and the backrest is inclined in an upright position relative to the seat. An actuator is provided on the frame assembly that is operable for adjusting the frame assembly between the lowered lying position and the raised seated position.</p> |
