What Are The Classifications Of Commercial Trailers

What are the classifications of commercial trailers

semi-trailer
The full trailer or semi-trailer does not have its own power device, and the automobile train composed of them and the traction car belongs to the category of automobiles.
A semi-trailer is a trailer in which the axle is placed behind the center of gravity of the vehicle (when the vehicle is evenly loaded) and equipped with coupling devices that transfer horizontal or vertical forces to the tractor. That is, a portion of the total weight of the trailer is borne by the tractor. Its characteristics: no power itself, common load with the main car, relying on the main car to pull the vehicle.
Axle trailer
It is a single axle vehicle, which is specially used for transporting long and large goods.
The drawbar trailer
The drawbar trailer is a trailer with at least two axles, having: one axle can be turned; The tractor is connected with the tractor by an Angle moving traction bar; The drawbar moves vertically and is attached to the chassis, so it cannot withstand any vertical forces. Semi-trailers with hidden ground supports are also used as drawbar trailers.
Coach trailer
A bus trailer is a drawbar trailer used in its design and technical characteristics to carry people and their carry-on baggage. It can be equipped as 1.2.2 and 1.2.3.
Tractor bar truck trailer
The drawbar truck trailer is a drawbar trailer used to carry goods in terms of its design and technical characteristics.
General purpose drawbar trailer
A general purpose tractor trailer is a tractor trailer that carries cargo in an open (flat) or closed (van) cargo space.
Special drawbar trailer
Special drawbar trailer is a drawbar trailer, according to its design and technical characteristics used to: need to be specially arranged to carry personnel and/or cargo; Only perform certain specified transport tasks (e.g., passenger vehicle transport trailer, fire trailer, low plate trailer, air compressor trailer, etc.).
Full trailer
A trailer that is pulled by a tractor and whose entire mass is borne by itself; Full trailer is often used in factories, docks, ports, warehouses, logistics centers goods yard turnover transportation, can be a forklift, tractor traction one or more full trailer.