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electrical switches

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Willybees | 16:10 Fri 22nd Mar 2002 | How it Works
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how does a pull chain switch work
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when you pull the switch a spring loaded mechanism is triggered by a cam wheel. The mechanism has two positions, open and closed, dependant on the cam wheel motion. At least that is how the old ones work. Newer models may be more sophisticated.
16:18 Fri 22nd Mar 2002

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electrical switches

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