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  2. Snow chains - Wikipedia

    en.wikipedia.org/wiki/Snow_chains

    Link-type, diamond pattern snow chains on a front-wheel drive automobile. Snow chains at the front wheel of a grader at the Pikes Peak Highway. 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.

  3. Scandinavian flick - Wikipedia

    en.wikipedia.org/wiki/Scandinavian_flick

    Scandinavian flick, showing a car entering at the bottom of the image Andros Trophy ice-racers at various points in a right-hand hairpin turn. The Scandinavian flick [1] is a technique used predominantly in ice racing and rallying. The technique induces oversteer using weight transfer to carry a vehicle through a turn while simultaneously ...

  4. Underdrive pulleys - Wikipedia

    en.wikipedia.org/wiki/Underdrive_pulleys

    Additional and significant performance improvements can be seen by reducing the weight of the pulley versus the original pulley. Gains can range from 3 to 6 HP per pound of weight reduced. Poorly engineered underdrive pulleys can cause unwanted side effects; this is due to not spinning the alternator , power steering, and/or air conditioning ...

  5. Idler-wheel - Wikipedia

    en.wikipedia.org/wiki/Idler-wheel

    In a belt drive system, idlers are often used to alter the path of the belt, where a direct path would be impractical.. Idler pulleys are also often used to press against the back of a pulley in order to increase the wrap angle (and thus contact area) of a belt against the working pulleys, increasing the force-transfer capacity.

  6. Why walking like a penguin is safer on ice - AOL

    www.aol.com/article/2015/02/23/why-walking-like...

    Well, according to Info Graphics, our feathered friends down in Antarctica could teach us a few things about how to safely walk (sorry, waddle) on ice! Think about it: Normally, when people walk ...

  7. Harmonic damper - Wikipedia

    en.wikipedia.org/wiki/Harmonic_damper

    Harmonic balancer lower pulley on a four-cylinder engine. A harmonic damper is a device fitted to the free (accessory drive) end of the crankshaft of an internal combustion engine to counter torsional and resonance vibrations from the crankshaft. This device must be an interference fit to the crankshaft in order to operate in an effective ...

  8. Automotive aerodynamics - Wikipedia

    en.wikipedia.org/wiki/Automotive_aerodynamics

    Automotive aerodynamics is the study of the aerodynamics of road vehicles. Its main goals are reducing drag and wind noise, minimizing noise emission, and preventing undesired lift forces and other causes of aerodynamic instability at high speeds.

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!