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US 8,894,246 B2Granted
Light emitting apparatus and light emitting unit
AssigneeLG Innotek Co., Ltd.
InventorWon Jin Son
Life of this patent
Estimating the term…
Abstract
A fluorescent lamp type light emitting apparatus is provided. The light emitting apparatus comprises a cover, a light emitting module, radiation pads, and cap parts. The cover comprises a first cover and a transmissive second cover coupled to the first cover. The light emitting module comprises a plurality of light emitting diodes in the cover. The radiation pads are disposed on the light emitting module. The cap parts comprise electrode terminals at both ends of the cover.
Claims15
A light emitting unit comprising:
- a first cover;
- a second cover coupled to the first cover;
- a light emitting module comprising a circuit board and a light emitting diode on the circuit board;
- and
- a plurality of radiation pads disposed on the light emitting module;
- wherein the first cover comprises a support extended from an inner surface of the first cover,
- wherein the first cover is fixed to the light emitting module and releases heat from the light emitting module,
- wherein the plurality of radiation pads are thermally in contact with both the circuit board and an inner circumference of the first cover so as to release heat generated from the circuit board,
- wherein the plurality of radiation pads comprise at least two radiation plates,
- wherein at least two of the radiation plates are parallel to each other,
- wherein one end of each of the radiation pads is in contact with the inner circumference of the first cover, and
- wherein one end of each of the at least two radiation plates is in contact with the inner circumference of the first cover.
9 more elements
A light emitting unit comprising:
- a first cover;
- a second cover coupled to the first cover;
- a light emitting module comprising a circuit board and a light emitting diode on the circuit board;
- and
- a plurality of radiation pads disposed on the light emitting module;
- wherein the first cover comprises a support extended from an inner surface of the first cover,
- wherein the first cover is fixed to the light emitting module and releases heat from the light emitting module,
- wherein the plurality of radiation pads are thermally in contact with both the circuit board and an inner circumference of the first cover so as to release heat generated from the circuit hoard,
- wherein one end of each of the radiation pads is in contact with the inner circumference of the first cover, and
- wherein the circuit board is directly in contact with both the support of the first cover and the plurality of radiation pads.
7 more elements
Dependencies are inferred from the claim text.