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2. Snow chains - Wikipedia

   en.wikipedia.org/wiki/Snow_chains

   Automatic tire chains are permanently mounted near the drive tires and engage by turning a switch, then move into position to fling the pieces of chain under the tires automatically. Automatic chains were invented in 1941 in the United States [1] and Sweden in 1977 [citation needed]. Snow chains, or tire chains, are devices fitted to the tires ...

3. RMMV HX range of tactical trucks - Wikipedia

   en.wikipedia.org/wiki/RMMV_HX_range_of_tactical...

   On heavy tractor trucks, a 24 R 21 option exists for rear axles. Tyre chains for all tyre sizes up to 16.00 R 20 are permitted. A central tyre inflation system (CTIS) or semi-automatic tyre inflation system (STIS) and run-flat inserts are options. [4] All models can climb a 60% gradient, traverse a 40% sideslope, and have an approach angle of ...

4. 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 ...

5. These Expert-Recommended Tire Chains Will Keep Your ... - AOL

   www.aol.com/lifestyle/7-best-tire-chains-2023...

   The Best Tire Chains. Best All-Around: König XG-12 Pro 235. Best Budget: Security Chain Company Radial Chain SC1032. Best for Trucks and SUVs: Peerless 0232105 Auto-Trac Light Truck/SUV Tire ...

6. Retarder (mechanical engineering) - Wikipedia

   en.wikipedia.org/wiki/Retarder_(mechanical...

   Exhaust brakes are simpler in operation than an engine brake.Essentially, the exhaust pipe of the vehicle is restricted by a valve.This raises the pressure in the exhaust system, forcing the engine to work harder on the exhaust stroke of its cylinders, so again the engine is acting as an air compressor, with the power required to compress the air being withheld from the exhaust pipe, retarding ...

7. Heavy Equipment Transport System - Wikipedia

   en.wikipedia.org/wiki/Heavy_Equipment_Transport...

   Prior to 1993, the U.S. Army employed the Commercial Heavy Equipment Transporter (C-HET), which consisted of either the M746 or the M911 truck tractor and the M747 semitrailer. The M746 was an 8×8, 22 1 ⁄ 2-ton tractor built by Ward LaFrance from 1975 to 1977. Approximately 125-185 were built.