| 摘要 |
<p>A lifting device for lifting vehicles and which comprises an oblong trench (3) accommodated in a floor and over which a vehicle to be lifted can drive with the wheels positioned on each side of said trench. A first, preferably fixedly mounted lifting cylinder (1) with a first support member (4) is provided in the trench (3) or in the floor in extension of said trench. This first support member (4) is adapted to engage the bottom side of the vehicle. At least one second lifting cylinder (2) is placed in the trench (3), said second lifting cylinder being displaceable in the longitudinal direction of the trench (3) and comprising a second support member (5) adapted to engage the bottom side of the vehicle. A lifting beam (6) extending in the transverse direction of the trench (3) and beyond the sides of said trench is connected to the first support member (4) in such a manner that it can be raised together with said first support member (4). A notch (7) is provided in the floor and is adapted to receive the lifting beam (6) in a rest position in which the upper face of said lifting beam (6) substantially flushes with the floor.</p> |
