| 摘要 |
a) The present invention relates to a handling trolley for transporting loads the height of which is controlled from a lifting jack including a guiding and driving wheel 4 generally inside the support polygon. b) This vehicle is characterised in that it includes a means for increasing the application pressure of the driving and guiding wheel 4 on the ground 35, this means being composed of an adjusting jack 40 connected to the hydraulic circuit of the vehicle by a controlled valve 49 and acting on the wheel 4 in a way which is proportional to the load transported. c) The invention relates to vehicles for transporting loads, and particularly to handling trolleys. <IMAGE>
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