Heat dissipation device for lamps having diaphragm pump
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United States of America Patent
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Dec 1, 2015
Grant Date -
Mar 26, 2015
app pub date -
Jun 1, 2012
filing date -
Jun 1, 2012
priority date (Note) -
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Abstract
A heat dissipation device for lamps comprises an AC electromagnet coil, a rotor, a support, a filmcoated sheet and a heat sink, the rotor being assembled together with the support via a rotating shaft, the AC electromagnet coil and the support being assembled together, the filmcoated sheet and the heat sink being connected together to form an airbag, the support being provided thereon with a lifting mechanism that is connected with the filmcoated sheet, the lower surface of the rotor being designed with a lug for intermittently pressing the lifting mechanism during the rotation; and, the lifting mechanism comprises an expansion link, a spring, a spring pressing member and a membrane connector.
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