The fifth wheel is equipped with a handle for displacing a locking pawl which locks the kingpin in the fifth wheel in coupled state of the road tractor and the semi-trailer. This handle is connected via a pulling cable to the sensor unit for displacing the sensor unit to the operating position simultaneously with the displacement of the locking pawl.
Road tractor semi-trailer combination
2017-12-19
Patent
Electronic Resource
English
Semi-trailer tractor main vehicle and semi-trailer tractor
European Patent Office | 2023
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