Heat sink apparatus

Abstract

A heat sink apparatus includes a fin module, a base, a first heat pipe, and a second heat pipe. The base includes an upper surface and a lower surface. The first heat pipe includes a first connection portion having a first end and a second end. The first end is connected to a first receiving portion. The second end is connected to a first body. The first receiving portion is in contact with the upper surface. The first body extends through the fin module in a first direction. The second heat pipe includes a second connection portion having a first end connected to a second receiving portion and a second end connected to a second body. The second receiving portion is in contact with the upper surface. The second body extends through the fin module in a second direction substantially opposite to the first direction.

1 . A heat sink apparatus, comprising:
 a fin module, the fin module comprises a plurality of fins;   a base, the base comprises an upper surface and a lower surface, the lower surface is adapted to be in contact with a heat generating element;   a first heat pipe, the first heat pipe comprises a first connection portion having a first end and a second end, the first end is connected to a first receiving portion, the second end is connected to a first body, and wherein the first receiving portion is in contact with the upper surface of the base, the first body extends through the fin module in a first direction for delivering heat generated by the heat generating element to the plurality of fins; and   a second heat pipe, the second heat pipe comprises a second connection portion having a first end and a second end, the first end of the second connection portion is connected to a second receiving portion, the second end of the second connection portion is connected to a second body, and wherein the second receiving portion is in contact with the upper surface of the base, the second body extends through the fin module in a second direction substantially opposite to the first direction for delivering heat generated by the heat generating element to the plurality of fins.   
     
     
         2 . The heat sink apparatus of  claim 1 , wherein the first connecting portion and the second connecting portion are placed on opposite side walls which are outside of the fin module. 
     
     
         3 . The heat sink apparatus of  claim 2 , wherein a distance, measured on a plane perpendicular to the upper surface of the base, between the first body and the second body is greater than a distance, measured on the plane, between the first receiving portion and the second receiving portion. 
     
     
         4 . The heat sink apparatus of  claim 1 , wherein the first receiving portion, the first connecting portion, and the first body are on a first plane. 
     
     
         5 . The heat sink apparatus of  claim 4 , wherein the second receiving portion, the second connecting portion, and the second body are on a second plane; and an angle less than 90 degrees is defined between the first plane and the second plane. 
     
     
         6 . The heat sink apparatus of  claim 5 , wherein the second heat pipe has a U-shaped cross-section, taken along the second plane. 
     
     
         7 . The heat sink apparatus of  claim 1 , wherein the base defines a first slot recessed from the upper surface of the base; the fin module defines a first association slot recessed from a surface of the fin module, wherein the first slot and the first association slot form a first space, and the first receiving portion is received in the first space. 
     
     
         8 . The heat sink apparatus of  claim 7 , wherein the base defines a second slot recessed from the upper surface of the base, the second slot is substantially parallel to the first slot;
 the fin module defines a second association slot recessed from the surface of the fin module, wherein the second slot and the second association slot form a second space, and the second receiving portion is received in the second space.   
     
     
         9 . The heat sink apparatus of  claim 1 , wherein each of the plurality of fins is substantially perpendicular to the base. 
     
     
         10 . A heat sink apparatus, comprising:
 a fin module, the fin module comprising a plurality of fins, the plurality of fins are substantially parallel to each other;   a base, the base is adapted to be in contact with a heat generating element, the base is substantially perpendicular to the plurality of fins;   a first heat pipe, the first heat pipe comprises a first connection portion having a first end and a second end, the first end is connected to a first receiving portion, the second end is connected to a first body, and wherein the first receiving portion is in contact between the fin module and the base, the first body extends through the fin module in a first direction substantially perpendicular to the plurality of fins for delivering heat generated by the heat generating element to the plurality of fins; and   a second heat pipe, the second heat pipe comprises a second connection portion having a first end and a second end, the first end of the second connection portion is connected to a second receiving portion, the second end of the second connection portion is connected to a second body, and wherein the second receiving portion is in contact between the fin module and the base, the second body extends through the fin module in a second direction substantially opposite to the first direction to deliver heat generated by the heat generating element to the plurality of fins.   
     
     
         11 . The heat sink apparatus of  claim 10 , wherein the first connecting portion and the second connecting portion are placed on opposite side walls which are outside of the fin module. 
     
     
         12 . The heat sink apparatus of  claim 11 , wherein a distance, measured on a plane perpendicular to the upper surface of the base, between the first body and the second body is greater than a distance, measured on the plane, between the first receiving portion and the second receiving portion. 
     
     
         13 . The heat sink apparatus of  claim 10 , wherein the first receiving portion, the first connecting portion, and the first body are on a first plane. 
     
     
         14 . The heat sink apparatus of  claim 13 , wherein the second receiving portion, the second connecting portion, and the second body are on a second plane; and an angle less than 90 degrees is defined between the first plane and the second plane. 
     
     
         15 . The heat sink apparatus of  claim 14 , wherein the second heat pipe has a U-shaped cross-section, taken along the second plane. 
     
     
         16 . The heat sink apparatus of  claim 10 , wherein the base defines a first slot recessed from the base; the fin module defines a first association slot recessed from the fin module communicating with the first slot, wherein the first slot and the first association slot form a first space; and the first receiving portion is received in the first space. 
     
     
         17 . The heat sink apparatus of  claim 16 , wherein the base defines a second slot recessed from the base, the second slot is substantially parallel to the first slot; the fin module defines a second association slot recessed from the fin module communicating with the second slot, the second slot and the second association slot form a second space; and the second receiving portion is received in the second space. 
     
     
         18 . The heat sink apparatus of  claim 10 , wherein each of the plurality of fins is substantially perpendicular to the base.