A low profile heat removal system suitable for removing excess heat generated by a component operating in a compact computing environment is disclosed.
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1. A compact computer heat removal system used for removing heat generated by an integrated circuit, the integrated circuit mounted to a substrate, the substrate mounted to a motherboard, comprising: a slug in direct thermal contact with the integrated circuit;a heat pipe in thermal contact with the
1. A compact computer heat removal system used for removing heat generated by an integrated circuit, the integrated circuit mounted to a substrate, the substrate mounted to a motherboard, comprising: a slug in direct thermal contact with the integrated circuit;a heat pipe in thermal contact with the slug, the heat pipe arranged to carry a heat exchanging medium, the heat exchanging medium used to transfer heat generated by the integrated circuit to an external heat sink in thermal contact with the heat pipe; andan integrated beam spring structure, comprising: a stage, comprising: a fastener opening configured to accept a fastener that mechanically couples the stage to the motherboard, anda notch portion disposed on a lower surface of the stage, the notch portion having a size and shape in accordance with a corresponding portion of the slug, the notch portion conforming to a lateral surface of the slug such that the stage uses the notch portion to mechanically couple the slug to the motherboard by exerting a force directly to the lateral surface of the slug. 2. The compact computer heat removal system as recited in claim 1, wherein the heat pipe has a flattened cross section. 3. A compact computer heat removal system used for removing heat generated by an integrated circuit, the integrated circuit mounted to a substrate, the substrate mounted to a motherboard, comprising: a slug in direct contact with a first surface of the integrated circuit;a heat pipe in thermal contact with the integrated circuit by way of the slug, the slug being used to provide support for the heat pipe and to provide a thermal conduction path between the integrated circuit and the heat pipe, the heat pipe arranged to carry a heat exchanging medium, the heat exchanging medium used to transfer heat generated by the integrated circuit to an external heat sink in thermal contact with the heat pipe; anda stage mechanically coupled to the motherboard by way of a fastener, the stage comprising: a central opening extending vertically through a central portion of the stage, anda notch portion disposed on a lower surface of the stage and proximate to the central opening, the notch portion having a size and shape in accordance with a corresponding portion of the slug, the notch portion conforming to a lateral surface of the slug such that the stage uses the notch portion to mechanically couple the slug to the motherboard by exerting a force directly to the lateral surface of the slug. 4. The heat removal system as recited in claim 3, wherein the heat pipe has a flattened cross section. 5. The heat removal system as recited in claim 4, wherein the flattened cross section heat pipe has a variable wall thickness. 6. The heat removal system as recited in claim 5, wherein the heat pipe is a composite heat pipe. 7. A heat removal system suitable for use in a compact computing environment, the heat removal system configured to transfer heat generated by an operating component to the external environment, comprising: a heat pipe positioned above and in direct thermal contact with the operational component;at least one lateral winglet formed of the same material as the heat pipe, comprising: an upper surface of the winglet aligned with a lower surface of the heat pipe such that of the at least one winglet extends below the lower surface of the heat pipe, the upper surface extending laterally out from the heat pipe to form a supporting surface, anda lower surface of the at least one lateral winglet extending below an upper surface of the integrated circuit; anda stage, comprising: a fastener opening configured to accept a fastener that mechanically couples the stage to a circuit board, anda notch portion disposed on a lower surface of the stage, the notch portion having a size and shape in accordance with a corresponding portion of the lateral winglet, the notch portion conforming to the lateral winglet such that the stage uses the notch portion to mechanically couple the lateral winglet to the motherboard by exerting a force directly to the supporting surface of the lateral winglet. 8. The heat removal system as recited in claim 7, wherein the heat pipe further comprises: a heat pipe wall, wherein the heat pipe wall has a variable wall thickness. 9. The heat removal system as recited in claim 8, wherein a portion of the heat pipe wall in direct thermal contact with the operational component is thicker than the remainder of the heat pipe wall. 10. A method for removing heat generated by an integrated circuit, the integrated circuit mounted to a substrate, the substrate mounted to a motherboard, comprising: providing a slug in direct thermal contact with the integrated circuit, and providing a heat pipe in thermal contact with the slug, the heat pipe arranged to carry a heat exchanging medium;using a stage to secure the slug to the motherboard, the stage comprising: a fastener opening configured to accept a fastener that mechanically couples the stage to the motherboard, anda notch portion disposed on a lower surface of the stage, the notch portion having a size and shape in accordance with a corresponding portion of the slug, the notch portion conforming to a lateral surface of the slug such that the stage uses the notch portion to mechanically couple the slug to the motherboard by exerting a force directly to the lateral surface of the slug; andusing the heat exchanging medium carried by the heat pipe to transfer heat generated by the integrated circuit to an external heat sink in thermal contact with the heat pipe. 11. The method as recited in claim 10, further comprising: providing the slug between the heat pipe and the integrated circuit, the slug portion being used to provide support for the heat pipe and to provide a thermal conduction path between the integrated circuit and the heat pipe. 12. The method as recited in claim 11, wherein the heat pipe has a flattened cross section.
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이 특허에 인용된 특허 (23)
Yoji Yamaoka JP, Apparatus for cooling a circuit component.
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