Heat dissipation device for lamps
AssigneesDong Guan Amc Lighting Co., Ltd., WAC Lighting Co.
InventorsChangyao Wang, Greg Tayco
Life of this patent
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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.
Claims4
A heat dissipation device for lamps, comprising an AC electromagnet coil (1), a rotor (2), a support (4), a filmcoated sheet (10) and a heat sink (12), the rotor (2) being assembled together with the support (4) via a rotating shaft (5), the AC electromagnet coil (1) and the support (4) being assembled together, the filmcoated sheet (10) and the heat sink (12) being connected together to form an airbag (11), wherein the support (4) is provided thereon with a lifting mechanism that is connected with the filmcoated sheet (10), and the lower surface of the rotor (2) is designed with a lug (3) for intermittently pressing the lifting mechanism during the rotation.
Dependencies are inferred from the claim text.