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2. Jack (device) - Wikipedia

   en.wikipedia.org/wiki/Jack_(device)

   A jack which can lift a mobile home. A jack is a mechanical lifting device used to apply great forces or lift heavy loads. A mechanical jack employs a screw thread for lifting heavy equipment. A hydraulic jack uses hydraulic power. [1] The most common form is a car jack, floor jack or garage jack, which lifts vehicles so that maintenance can be ...

3. Self-propelled modular transporter - Wikipedia

   en.wikipedia.org/wiki/Self-propelled_modular...

   This claimed to break two world records, one for the heaviest SPMT movement and another for most SPMT axle lines used for transportation. [16] In February 2023 Sinotrans Heavy-Lift a China based heavy transport company moved a hotel building 500 meters in Sanya, Hainan using 254 axle lines of Scheuerle SPMT with the help of 15 power packs. This ...

4. Hydraulic modular trailer - Wikipedia

   en.wikipedia.org/wiki/Hydraulic_modular_trailer

   Tiiger four-axle HMT module at Transporter Industry International headquarters in Haryana, India. A hydraulic modular trailer (HMT) is a special platform trailer unit which feature swing axles, hydraulic suspension, independently steerable axles, two or more axle rows, compatible to join two or more units longitudinally and laterally and uses power pack unit (PPU) to steer and adjust height. [1]

5. Semi-trailer truck - Wikipedia

   en.wikipedia.org/wiki/Semi-trailer_truck

   Conventional style cab tractor A cab-over semi-tractor Tractor with an end-dump trailer A FAW semi-trailer truck in China A semi-trailer truck (also known by a wide variety of other terms – see below) is the combination of a tractor unit and one or more semi-trailers to carry freight. A semi-trailer attaches to the tractor with a type of hitch called a fifth wheel. Other terms There are a ...

6. Jackknifing - Wikipedia

   en.wikipedia.org/wiki/Jackknifing

   When a trailer skids to one side, this is known as a trailer swing or trailer slew. This can occur on a slippery road surface, often where there is a cant . This is not the same as jackknifing and is not as serious, as the trailer will move back into line as the vehicle continues forwards.

7. Axle - Wikipedia

   en.wikipedia.org/wiki/Axle

   Railroad car wheels affixed to a straight axle, limiting them to rotate in unison. This is called a wheelset. A Denney axle. An axle or axletree is a central shaft for a rotating wheel or gear. On wheeled vehicles, the axle may be fixed to the wheels, rotating with them, or fixed to the vehicle, with the wheels rotating around the axle. [1]