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  2. Mechanically powered flashlight - Wikipedia

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

    The first mechanically powered portable illumination was the "steel mill", used in coal mining during the 1800s. These lamps consisted of a steel disk, rotated at high speed by a crank mechanism. Pressing a flint against the disk produced a shower of sparks and dim illumination. [5]

  3. List of countries by electronics exports - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    Portable electric lamps designed to function by their own source of energy, e.g. dry batteries, accumulators and magnetos; parts thereof (excl. lighting equipment of heading 8512) (8513) 4,097 1 China: 3,146 2 United States: 151 3 Germany: 138 4 Hong Kong: 88 5 France: 72

  4. Light switch - Wikipedia

    en.wikipedia.org/wiki/Light_switch

    Portable lamps such as table lamps may have a light switch mounted on the socket, base, or in-line with the cord. Manually operated on/off switches may be substituted by dimmer switches that allow controlling the brightness of lamps as well as turning them on or off, time-controlled switches, occupancy-sensing switches, and remotely controlled ...

  5. Light fixture - Wikipedia

    en.wikipedia.org/wiki/Light_fixture

    Table lamp fixtures, standard lamp fixtures, and office task light luminaires. Balanced-arm lamp is a spot light with an adjustable arm such as anglepoise, RAMUN or Luxo L1. Gooseneck (fixture) Nightlight; Floor Lamp Torch lamp or torchières are floor lamps with an upward-facing shade. They provide general lighting to the rest of the room.

  6. Electric light - Wikipedia

    en.wikipedia.org/wiki/Electric_light

    An electric light, lamp, or light bulb is an electrical component that produces light.It is the most common form of artificial lighting.Lamps usually have a base made of ceramic, metal, glass, or plastic which secures the lamp in the socket of a light fixture, which is often called a "lamp" as well.

  7. Tung-Sol - Wikipedia

    en.wikipedia.org/wiki/Tung-Sol

    Tung-Sol Lamp Works was licensed to produce lamps in tungsten-filament from General Electric through royalty-free rights for their patent. Tung-Sols' license was a B license allowing only paying a quota and percentage of production for large or small bulb manufacturing to General Electric without exports of goods.

  8. Lamps Plus - Wikipedia

    en.wikipedia.org/wiki/Lamps_Plus

    Lamps Plus, Inc. is a privately held corporation that designs, manufactures, and sells portable lighting, fixture lighting, furniture, home décor items and a variety of other related products. Its worldwide headquarters is located in the Chatsworth district of the San Fernando Valley region of the city of Los Angeles, California .

  9. Balanced-arm lamp - Wikipedia

    en.wikipedia.org/wiki/Balanced-arm_lamp

    A balanced-arm lamp has a base, a stand or body, (in most cases) two connected arms (in many cases fitted with springs), and a lamp-head. The lamp can be moved into almost any position, and the balancing device will maintain the position until moved again. The same overall mechanism can be employed in other devices with similar requirements ...

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