Road vehicles -- Mechanical couplings between tractors and semi-trailers -- Part 3: Requirements for semi-trailer contact area to fifth wheel
Road vehicles - Coupling balls for caravans and light trailers - Dimensions.
Mechanical connections between towing vehicles and trailers - 50 mm drawbar-eye - Part 1: With sleeve
Industrial trucks; trailer couplings; connecting dimensions, requirements, testing
Agricultural equipment; non-automatic coupling for connecting
Agricultural tractors and machinery; trailer dimensions; towing device, coupling, transport volume
Commercial road vehicles -- Mechanical coupling between towing vehicles with rear-mounted coupling and drawbar trailers -- Interchangeability
Agricultural wheeled tractors - Rear-mounted three-point linkage - Categories 1N, 1, 2N, 2, 3N, 3, 4N and 4.
Agricultural tractors and machinery; trailer coupling; location
Fire fighting and rescue service vehicles - Vehicles for roller containers - General requirements
Agricultural equipment -- Mechanical connections between towed and towing vehicles -- Implement hitch rings and attachment to tractor drawbars