POWER TOOL
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United States of America Patent
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Issued Date -
Mar 31, 2016
app pub date -
Sep 24, 2015
filing date -
Sep 30, 2014
priority date (Note) -
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Abstract
A power tool includes a function device for performing the main function of the power tool, a positive connecting terminal for connecting with a positive pole of a power supply, a negative connecting terminal for connecting with a negative pole of the power supply, a main switch for controlling the connection between the output terminal and the power supply, an illumination circuit having at least one illumination member, an illumination control circuit for controlling the connection between the illumination member and the power supply, and a delay circuit for controlling the illumination control circuit so that the illumination member can still illuminate when the main function of the power tool is shut off.
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