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  2. 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.

  3. 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.

  4. Halfords - Wikipedia

    en.wikipedia.org/wiki/Halfords

    Halfords remained in the BTCC until the end of the 2022 season, before parting ways with Team Dynamics ahead of the 2023 BTCC. [24] In January 2008, Halfords started sponsoring a mixed professional bike team, Team Halfords Bikehut, headed by Nicole Cooke. [25] Halfords announces a 15 month partnership to sponsor ITV National Weather from ...

  5. List of bicycle brands and manufacturing companies - Wikipedia

    en.wikipedia.org/wiki/List_of_bicycle_brands_and...

    This page lists notable bicycle brands and manufacturing companies past and present. For bicycle parts, see List of bicycle part manufacturing companies.. Many bicycle brands do not manufacture their own product, but rather import and re-brand bikes manufactured by others (e.g., Nishiki), sometimes designing the bike, specifying the equipment, and providing quality control.

  6. High-intensity discharge lamp - Wikipedia

    en.wikipedia.org/wiki/High-intensity_discharge_lamp

    HID lamps are used in high-performance bicycle headlamps, as well as flashlights and other portable lights, because they produce a great amount of light per unit of power. As the HID lights use less than half the power of an equivalent tungsten-halogen light, a significantly smaller and lighter-weight power supply can be used.

  7. Mechanically powered flashlight - Wikipedia

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

    The best designs use a supercapacitor instead of a rechargeable battery, since these have a longer working life than a battery. This, along with the long-life light-emitting diode which does not burn out like an incandescent bulb, give the flashlight a long lifetime, making it a useful emergency light. A disadvantage of many current models is ...