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2. Touch switch - Wikipedia

   en.wikipedia.org/wiki/Touch_switch

   A touch switch is a type of switch that only has to be touched by an object to operate. It is used in many lamps and wall switches that have a metal exterior as well as on public computer terminals. A touchscreen includes an array of touch switches on a display. A touch switch is the simplest kind of tactile sensor.

3. Light switch - Wikipedia

   en.wikipedia.org/wiki/Light_switch

   Touch switches have no moving parts and electronically switch the light circuit. As of 1986 [update] these remain specialty items. Electronic switches provide flexibility in terms of different interfaces for their operations, such as touch plates, soft-touch controls, pressure or light sensor-based control, interactive touch-screens (which are ...

4. Relay - Wikipedia

   en.wikipedia.org/wiki/Relay

   A relay is an electrically operated switch. It consists of a set of input terminals for a single or multiple control signals, and a set of operating contact terminals. The switch may have any number of contacts in multiple contact forms, such as make contacts, break contacts, or combinations thereof.

5. Power window - Wikipedia

   en.wikipedia.org/wiki/Power_window

   Proposed requirements concern automatic ("one-touch up") window systems, but most vehicles with this feature already have automatic-reversing. [15] The federal government made a written contract that all automakers should make the lever switches (as opposed to the rocker and toggle switches) standard on all new vehicles by 1 October 2010.

6. Security alarm - Wikipedia

   en.wikipedia.org/wiki/Security_alarm

   Reed Switch. The hermetically sealed reed switch is a common type of two-piece sensor. This switch operates with an electrically conductive switch that is either normally open or normally closed when under the influence of a magnetic field in respect to proximity to the second piece, which contains a magnet. When the magnet moves away from the ...

7. AOL Mail

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