Ballast structure used for high-intensity discharge lamp
OwnerShih-Yung Chiuinventor
Life of this patent
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Abstract
Disclosed is a ballast structure on which a high-intensity discharge lamp (HID lamp) can be installed and which can light the HID lamp; the ballast structure is provided with a base and an HID lamp seat provided on the base, and the base is provided with a direct-current (DC) boost circuit, an alternating-current (AC) rectifier circuit and an ignition circuit, all of which circuits are arranged to form a circuit functioning as a ballast; the HID lamp seat is provided with positive-electrode and negative-electrode contact ends electrically connected to positive-electrode and negative-electrode output ends of the AC rectifier circuit and of the ignition circuit of the base; and the HID lamp installed on the ballast structure can be lit and kept in normal operation by a DC current.
Claims10
A ballast structure, comprising a base which is provided with a direct-current (DC) boost circuit, an alternating-current (AC) rectifier circuit and an ignition circuit, and said circuits being arranged to form a circuit functioning as a ballast, wherein the base is further provided with a high-intensity discharge lamp (HID lamp) seat composed of a fastening seat, an electrode contact plate and an electrode insertion hole, the fastening seat forming a receiving space in which an HID lamp can be installed, wherein the electrode contact plate and the electrode insertion hole are a positive-electrode element and a negative-electrode element respectively, or vice versa, and are electrically connected to positive-electrode and negative-electrode output ends of the AC rectifier circuit of the base.
Dependencies are inferred from the claim text.