Heat dissipating device with heat pipe
First Claim
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1. A heat dissipating device comprising:
- a base having a flat bottom surface adapted for contacting with a heat generating component;
a plurality of heat-dissipating fins; and
at least one heat pipe, said heat pipe comprising an evaporating portion attached to the base, a condensing portion extending through the fins and opposite to the evaporating portion, and a middle portion connecting the evaporating portion and the condensing portion, the evaporating portion of the heat pipe having a plane surface coplanar with the bottom surface of the base and adapted for contacting with the heat generating component.
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Abstract
A heat dissipating device incorporating heat pipes is disclosed. The heat dissipating device includes a base, a plurality of heat-dissipating fins and at least one heat pipe. The heat pipe includes an evaporating portion attached to the base, a middle-portion and a condensing portion extending through the fins. Bottoms of the evaporating portion of the heat pipe and the base are coplanar, and the condensing portion extends opposite to the evaporating portion.
78 Citations
18 Claims
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1. A heat dissipating device comprising:
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a base having a flat bottom surface adapted for contacting with a heat generating component; a plurality of heat-dissipating fins; and at least one heat pipe, said heat pipe comprising an evaporating portion attached to the base, a condensing portion extending through the fins and opposite to the evaporating portion, and a middle portion connecting the evaporating portion and the condensing portion, the evaporating portion of the heat pipe having a plane surface coplanar with the bottom surface of the base and adapted for contacting with the heat generating component. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method for manufacturing a heat dissipating device comprising steps of:
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providing a base with a groove defined therein; providing at least a heat pipe comprising an evaporating portion and at least a condensing portion, the evaporating portion thermally mounted in said groove with part thereof exposed outside of said groove; machining said part of the evaporating portion and a bottom surface of the base to form a flat surface on the evaporating portion coplanar with the bottom surface of the base; and
providing fins thermally attached with the at least a condensing portion of the heat pipe. - View Dependent Claims (9)
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10. A heat dissipating device comprising:
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a base for absorbing heat from a heat-generating component; a first heat sink provided on the base; a heat pipe comprising an evaporating portion arranged between the base and the first heat sink, a middle portion bent from the evaporating portion and received in the first heat sink, and a condensing portion bent from the middle portion and extending away from the base; and a second heat sink attached to the condensing portion of the heat pipe. - View Dependent Claims (11, 12, 13, 14)
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15. A heat dissipating device comprising:
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a base; a plurality of heat-dissipating fins; and at least one heat pipe, said heat pipe comprising an evaporating portion attached to the base, a middle-portion and a condensing portion extending through the fins; wherein a bottom of the evaporating portion of said heat pipe and the base are coplanar, the condensing portion extends opposite to the evaporating portion, the middle-portion of said heat pipe is a curved-portion, and the middle-portion extends through the base. - View Dependent Claims (16, 17, 18)
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Specification