Electronic Apparatus Having a Heat-Radiating Unit for Radiating Heat of Heat-Generating Components

Abstract

An electronic apparatus includes a main unit, support unit and display unit. The main unit has a heat-receiving portion thermally connected to a heat-generating component. The support unit has first and second edges. The first edge is coupled to the main unit. The second edge is located opposite to the first edge. The display unit is coupled to the second edge of the support unit. The support unit contains a heat-radiating portion. The heat-radiating portion includes a tube to convey the medium heated at the heat-receiving portion, a plurality of heat-radiating fins coupled to the tube, and a fan to supply cooling air to the fins.

1 - 20 . (canceled)  
     
     
         21 . An electronic apparatus comprising: 
 a main unit including a heat-generating component and a heat-receiving portion thermally connected to the heat-generating component;    a support unit including a first edge coupled to the main unit and a second edge located opposite to the first edge, the support unit containing a heat-radiating portion to radiate heat from a medium received from the main unit; and    a display unit having a display device, the display unit being coupled to the second edge of the support unit,    wherein the heat-radiating portion of the support unit comprises (i) a tube to convey the medium heated at the heat-receiving portion, (ii) a plurality of heat-radiating fins coupled to the tube, and (iii) a fan adapted to apply cooling air to the heat-radiating fins.    
     
     
         22 . The electronic apparatus according to  claim 21 , wherein the medium is a liquid coolant to absorb heat produced by the heat-generating component and transferred by the heat-receiving portion, the liquid coolant being adapted to circulate between the heat-receiving portion and the heat-radiating portion, and the heat-radiating portion includes a reserve tank to temporarily store the liquid coolant.  
     
     
         23 . The electronic apparatus according to  claim 21 , wherein the fan comprises a fan case and an impeller provided in the fan case, the fan case includes (i) a plurality of suction ports placed on opposite sides of the impeller, and (ii) a plurality of discharge ports.  
     
     
         24 . The electronic apparatus according to  claim 23 , wherein the plurality of heat-radiating fins are arranged at the discharge ports of the fan case.  
     
     
         25 . The electronic apparatus according to  claim 23 , wherein the support unit includes a bottom wall, a top wall each having an intake port being opposite one of the plurality of suction ports, and a pair of side walls extending between edges of the bottom wall and edges of the top wall, at least one of the side walls has a plurality of exhaust ports.  
     
     
         26 . The electronic apparatus according to  claim 25 , wherein the display unit is able to move between a first position where the display unit covers the main unit from above, a second position where the display unit is supporting in an upright orientation, and a third position where the display unit lies closer to the front of the main unit than at the second position, the support unit is in a raised orientation at the back of the display unit while the display unit remains at either the second position or the third position.  
     
     
         27 . The electronic apparatus according to  claim 26 , wherein the support unit inclines forward from the rear edge of the main unit and the intake ports of the support unit are exposed while the display unit is in the third position.  
     
     
         28 . An electronic apparatus comprising: 
 a main unit including a heat-generating component and a heat-receiving portion thermally connected to the heat-generating component;    a support unit, including one edge coupled to the main unit and other edge located opposite to the one edge, the support unit including (i) a heat-radiating portion and (ii) a plurality of tubes to circulate a medium between the heat-receiving portion and heat-radiating portion to radiate heat from the medium, wherein the heat-radiating portion comprises a fan and a plurality of heat-radiating fins connected to the plurality of tubes; and    a display unit having a display device, the display unit being coupled to the other edge of the support unit.    
     
     
         29 . The electronic apparatus according to  claim 28 , wherein the fan comprises a fan case and an impeller provided in the fan case, the fan case includes a pair of suction ports and a plurality of discharge ports positioned adjacent to the heat-radiating fins.  
     
     
         30 . The electronic apparatus according to  claim 28 , wherein the support unit includes a hollow housing containing the heat-radiating portion, the plurality of tubes, a plurality of exhaust ports and a plurality of intake ports.  
     
     
         31 . An electronic apparatus comprising: 
 a main unit including a heat-generating component and a heat-receiving portion thermally connected to the heat-generating component;    a support unit including a heat-radiating portion to radiate heat from a medium received from the main unit, the heat-radiating portion of the support unit comprises (i) a tube to convey the medium heated at the heat-receiving portion, (ii) a plurality of heat-radiating fins coupled to the tube, and (iii) a fan adapted to apply cooling air to the heat-radiating fins; and    a display unit having a display device, the display unit being coupled to the support unit.    
     
     
         32 . The electronic apparatus according to  claim 31 , wherein the medium is a liquid coolant to absorb heat produced by the heat-generating component and transferred by the heat-receiving portion, the liquid coolant being adapted to circulate between the heat-receiving portion and the heat-radiating portion, and the heat-radiating portion includes a reserve tank to temporarily store the liquid coolant.  
     
     
         33 . The electronic apparatus according to  claim 31 , wherein the fan comprises a fan case and an impeller provided in the fan case, the fan case includes (i) a plurality of suction ports placed on opposite sides of the impeller, and (ii) a plurality of discharge ports.  
     
     
         34 . The electronic apparatus according to  claim 33 , wherein the plurality of heat-radiating fins are arranged at the discharge ports of the fan case.  
     
     
         35 . The electronic apparatus according to  claim 33 , wherein the support unit includes a bottom wall, a top wall each having an intake port being opposite one of the plurality of suction ports, and a pair of side walls extending between edges of the bottom wall and edges of the top wall, at least one of the side walls has a plurality of exhaust ports.  
     
     
         36 . The electronic apparatus according to  claim 35 , wherein the display unit is able to move between a first position where the display unit covers the main unit from above, a second position where the display unit is supporting in an upright orientation, and a third position where the display unit lies closer to the front of the main unit than at the second position, the support unit is in a raised orientation at the back of the display unit while the display unit remains at either the second position or the third position.  
     
     
         37 . The electronic apparatus according to  claim 36 , wherein the support unit inclines forward from a rear edge of the main unit and the intake ports of the support unit are exposed while the display unit is in the third position.