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Coupling device for coupling semi-trailer to tractor has tractor saddle pivot held in holder allowing rotation between tractor and trailer whose relative position is adjustable in dependence on steering angle
Coupling device for coupling semi-trailer to tractor has tractor saddle pivot held in holder allowing rotation between tractor and trailer whose relative position is adjustable in dependence on steering angle
The coupling device has a tractor saddle pivot (5) mounted on the semi-trailer (2) and held in a holder (4) allowing rotation between the tractor and trailer. The relative position of the trailer can be adjusted in dependence on a steering angle. The relative position of the trailer can be changed by adjusting the pivot (5) on the trailer. The adjustment can be through a setting member which can be mechanically, hydraulically, electrically and/or pneumatically operated.
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