When.com Web Search

  1. Ads

    related to: automatic light switch flipper for sale

Search results

  1. Results From The WOW.Com Content Network
  2. Trafficators - Wikipedia

    en.wikipedia.org/wiki/Trafficators

    Trafficator in the "on" position Trafficator in the "on" position Austin A30 with trafficator deployed. Trafficators are semaphore signals which, when operated, protrude from the bodywork of a motor vehicle to indicate its intention to turn in the direction indicated by the pointing signal.

  3. Automatic lamp changer - Wikipedia

    en.wikipedia.org/wiki/Automatic_lamp_changer

    Lampchanger in the Maughold Head Lighthouse, Isle of Man.This is a model NALC-89, produced by Nav-Aids Systems, LTD, in Kent, England. An automatic lamp changer (or lampchanger) is a device used to ensure that a navigational light such as a marine lighthouse or aero beacon stays lit even if a bulb burns out.

  4. Light switch - Wikipedia

    en.wikipedia.org/wiki/Light_switch

    Two light switches in one box. The switch on the right is a dimmer switch. The switch box is covered by a decorative plate. The first light switch employing "quick-break technology" was invented by John Henry Holmes in 1884 in the Shieldfield district of Newcastle upon Tyne. [1]

  5. Multiway switching - Wikipedia

    en.wikipedia.org/wiki/Multiway_switching

    In contrast to a simple light switch, which is a single pole, single throw (SPST) switch, multiway switching uses switches with one or more additional contacts and two or more wires are run between the switches. When the load is controlled from only two points, single pole, double throw (SPDT) switches are used.

  6. Emergency vehicle lighting - Wikipedia

    en.wikipedia.org/wiki/Emergency_vehicle_lighting

    The sale of a blue emergency light is permitted; however, the possession of such a light in vehicles (whether turned on or off, visible or not) is strictly illegal. Red lights are used by the first and last vehicle of a convoy of designated vehicles and also are strictly regulated.

  7. Intelligent lighting - Wikipedia

    en.wikipedia.org/wiki/Intelligent_lighting

    Auto-yokes" are often promoted as a way to modernize and increase the flexibility of an inventory of lighting fixtures at a reduced cost to replacement with intelligent lights. Generally, moving mirrors are faster at adjusting a lights position than moving head fixtures; however, moving-heads-style fixtures have a far larger total range of ...