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  2. Bottle dynamo - Wikipedia

    en.wikipedia.org/wiki/Bottle_dynamo

    Bottle dynamo mounted on a bicycle. Dismantled bottle dynamo. Left: Housing with internal permanent magnet rotating through the friction wheel. Right: Induction coil. A bottle dynamo or sidewall dynamo is a small electrical generator for bicycles employed to power a bicycle's lights.

  3. Bicycle lighting - Wikipedia

    en.wikipedia.org/wiki/Bicycle_lighting

    Red light on the back of a bicycle Early bicycle lighting: candle lamps, oil lamps and carbide lamps Early bicycle lamps and two early bottle dynamos (1935). Bicycle lighting is illumination attached to bicycles whose purpose above all is, along with reflectors, to improve the visibility of the bicycle and its rider to other road users under circumstances of poor ambient illumination.

  4. Hub dynamo - Wikipedia

    en.wikipedia.org/wiki/Hub_dynamo

    A hub dynamo is a small electrical generator built into the front hub of a bicycle wheel that is usually used to power lights. Often the hub "dynamo" is not actually a dynamo, which creates DC, but a low-power magneto that creates AC. Most modern hub dynamos are regulated to 3 watts at 6 volts, although some will drive up to 6 watts at 12 volts.

  5. Dynamo - Wikipedia

    en.wikipedia.org/wiki/Dynamo

    "Dynamo Electric Machine" (end view, partly section, U.S. patent 284,110) A dynamo is an electrical generator that creates direct current using a commutator.Dynamos were the first electrical generators capable of delivering power for industry, and the foundation upon which many other later electric-power conversion devices were based, including the electric motor, the alternating-current ...

  6. Mechanically powered flashlight - Wikipedia

    en.wikipedia.org/wiki/Mechanically_powered...

    The user repeatedly squeezes a handle to spin a flywheel inside the flashlight, attached to a small generator/dynamo, supplying electric current to an incandescent bulb or light-emitting diode. The flashlight must be pumped continuously during use, with the flywheel turning the generator between squeezes to keep the light going continuously.

  7. Third-brush dynamo - Wikipedia

    en.wikipedia.org/wiki/Third-brush_dynamo

    The other end of the field winding was connected to a switch which could be adjusted (by inserting or removing resistance) to give "low" or "high" charge. This switch was sometimes combined with the vehicle's light switch so that switching on the headlights simultaneously put the dynamo in high charge mode.

  8. ‘That ’70s Show’ Cast: Where Are They Now? From Ashton ...

    www.aol.com/entertainment/70s-show-cast-where...

    That ’70s Show managed to cultivate some of the most iconic moments in pop culture history. It’s also responsible for catapulting its younger stars Topher Grace, Laura Prepon, Ashton Kutcher ...

  9. One Got Fat - Wikipedia

    en.wikipedia.org/wiki/One_Got_Fat

    In the film, ten children, nine of whom have monkey faces, hats and tails, plan on going to the park for a picnic.They all ride there on their eight bikes together on the nine-block journey (two did not have bikes; one's bicycle was stolen and who instead had to run to keep up with his friends, and the other was so obese that he broke his bicycle); seeing that one of their friends has a basket ...