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US 9,041,040 B2Granted
LED lamp
AssigneeUniled Lighting Taiwan Inc.
InventorsMing-Te Lin, Ming-Yao Lin, Heng Qiu
Life of this patent
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Abstract
A LED lamp is disclosed which has a plurality of light unit, each of the light unit has at least one flat metal lead for heat dissipation and the lower part of the metal lead is mounted on a heat sink for a further heat dissipation.
Claims33
A LED lamp, comprising:
- a lead frame, further comprising:
- a first flat longitudinal elongated metal lead;
- a first angled metal, having a first longitudinal branch and a first latitudinal branch extending from a top of the first longitudinal branch;
- a second flat longitudinal elongated metal lead connected to the first angled metal;
- and
- a second angled metal, having a second longitudinal branch and a second latitudinal branch extending from a top of the second longitudinal branch;
- wherein
- a first gap is formed between the first latitudinal branch and a top of the first flat longitudinal elongated metal lead;
- and
- a second gap is formed between the second latitudinal branch and a top of the second flat longitudinal elongated metal lead;
- a first LED, straddled the first gap, and having a top end mounted on the first latitudinal branch and a bottom end mounted on the first flat longitudinal elongated metal lead;
- and
- a second LED, straddled the second gap, and having a top end mounted on the second latitudinal branch and a bottom end mounted on the second flat longitudinal elongated metal lead.
10 more elements
A LED lamp, comprising:
- a lead frame, further comprising:
- a first flat longitudinal elongated metal lead;
- a first angled metal, having a second flat longitudinal elongated metal lead with a first latitudinal branch on top;
- a second angled metal, having a longitudinal branch and a second latitudinal branch extending from a top of the longitudinal branch;
- wherein
- a first gap is formed between the first latitudinal branch and a top of the first flat longitudinal elongated metal lead;
- a second gap is formed between the second latitudinal branch and a top of the second flat longitudinal elongated metal lead;
- a first LED, straddled the first gap, having a top end mounted on the first latitudinal branch and having a bottom end mounted on a top end of the first flat longitudinal elongated metal lead;
- and
- a second LED, straddled the second gap, having a top end mounted on the second latitudinal branch and having a bottom end mounted on a top end of the second flat longitudinal elongated metal lead.
7 more elements
A LED lamp, comprising:
- a lead frame, further comprising:
- a flat longitudinal elongated metal lead;
- an angled metal, having a longitudinal branch and a latitudinal branch extending from a top of the longitudinal branch;
- wherein
- a gap is formed between the latitudinal branch and a top of the flat longitudinal elongated metal lead;
- and
- a LED, straddled the gap, having a top end mounted on the latitudinal branch and having a bottom end mounted on the flat metal lead;
- the LED lamp further comprising at least one of:
- a fixing tape, pasted on the longitudinal elongated metal, the latitudinal branch, and the longitudinal branch;
- a flexible circuit board, having circuit contact electrically coupling to the flat longitudinal elongated metal lead and the longitudinal branch;
- and
- a heat sink, attached to a lower portion of the flat longitudinal elongated metal lead.
9 more elements
Dependencies are inferred from the claim text.