Plate-type heat pipe and method for manufacturing the same

Abstract

A plate-type heat pipe including a hermetically sealed container in which a working fluid is received, said container comprising a plate member on which at least one heat generating device is thermally connected and another plate member forming a cavity inside thereof in combination with said plate member, and said container being formed by pressure-bonding both peripheral portions of said plate member and said another plate member combined together.

1 . A plate-type heat pipe including a hermetically sealed container in which a working fluid is received, said container comprising a plate member on which at least one heat generating device is thermally connected and another plate member forming a cavity inside thereof in combination with said plate member, and said container being formed by pressure-bonding both peripheral portions of said plate member and said another plate member combined together.  
   
   
       2 . A plate-type heat pipe including a hermetically sealed container in which a working fluid is received, said container comprising a plate member on which surface at least one heat generating device is thermally connected and another plate member forming a cavity inside thereof in combination with said plate member, and said container being formed by pressure-bonding both peripheral portions of said plate member and said another plate member combined together, said pressure-bonding being performed by metal bonding by means of pressing.  
   
   
       3 . A plate-type heat pipe including a hermetically sealed container in which a working fluid is received, said container comprising a plate member on which surface at least one heat generating device is thermally connected and another plate member forming a cavity inside thereof in combination with said plate member, and said container being formed by pressure-bonding both peripheral portions of said plate member and said another plate member combined together, said pressure-bonding being performed by metal bonding by means of pressing, wherein new surfaces are generated by said pressing on respective joined surfaces of the peripheral portions of said plate member and said another plate member, thus said new surfaces are joined to each other to be metal-bonded.  
   
   
       4 . A plate-type heat pipe including a hermetically sealed container in which a working fluid is received, said container comprising a plate member of a clad plate material on which surface at least one heat generating device is thermally connected and another plate member of a clad plate material forming a cavity inside thereof in combination with said plate member, and said container being formed by pressure-bonding both peripheral portions of said plate member and said another plate member combined together.  
   
   
       5 . A plate-type heat pipe including a hermetically sealed container in which a working fluid is received, said container comprising a plate member on which surface at least one heat generating device is thermally connected and another plate member forming a cavity inside thereof in combination with said plate member, and said container being formed by pressure-bonding both peripheral portions of said plate member and said another plate member combined together, wherein said cavity is formed by deep-drawing, bulging or forging in at least one of said plate member and said another plate member.  
   
   
       6 . A plate-type heat pipe according to  claim 5 , wherein a convex portion is formed in a portion to which said at least one heat generating device is thermally connected.  
   
   
       7 . A plate-type heat pipe according to  claim 1 , wherein a wick member is provided in said hermetically sealed container.  
   
   
       8 . A plate-type heat pipe according to  claim 7 , wherein a heat transfer member is provided in said hermetically sealed container.  
   
   
       9 . A plate-type heat pipe according to  claim 8 , wherein said heat transfer member is integrally formed as one body with said plate member or said another plate member.  
   
   
       10 . A plate-type heat pipe according to  claim 1 , wherein brazing or soldering is further applied to said pressure-bonded peripheral portions.  
   
   
       11 . A plate-type heat pipe according to  claim 1 , wherein welding is further applied to said pressure-bonded peripheral portions.  
   
   
       12 . A plate-type heat pipe including a hermetically sealed container in which a working fluid is received, said container comprising a plate member as a main face to which at least one heat generating device is thermally connected, another plate member as another main face and a frame-shaped member as a side face, thus forming a cavity inside thereof, and said hermetically sealed container being formed by placing said frame-shaped member between said plate member and said another plate member, and pressure-bonding the peripheral portions of said plate member and said another plate member to said frame-shaped member which is placed therebetween.  
   
   
       13 . A plate-type heat pipe according to  claim 12 , wherein said pressure-bonding of the peripheral portions of said plate member and said another plate member to said frame-shaped member placed therebetween is performed by metal bonding by means of pressing.  
   
   
       14 . A plate-type heat pipe according to  claim 13 , wherein new surfaces are generated by said pressing on respective joined surfaces of the peripheral portions of said plate member and said another plate member as well as on the joined surfaces of said frame-shaped member, thus said new surfaces are joined to each other to be metal-bonded.  
   
   
       15 . A plate-type heat pipe according to  claim 12 , wherein said plate member and said another plate member comprises a clad plate material, respectively.  
   
   
       16 . A plate-type heat pipe according to  claim 12 , wherein said cavity is formed by deep-drawing, bulging or forging in at least one of said plate member and said another plate member.  
   
   
       17 . A plate-type heat pipe according to  claim 16 , wherein a convex portion is formed in a portion to which said at least one heat generating device is thermally connected.  
   
   
       18 . A plate-type heat pipe according to  claim 12 , wherein a wick member is provided in said hermetically sealed container.  
   
   
       19 . A plate-type heat pipe according to  claim 18 , wherein a heat transfer member is provided in said hermetically sealed container.  
   
   
       20 . A plate-type heat pipe according to  claim 19 , wherein said heat transfer member is integrally formed as one body with said plate member or said another plate member.  
   
   
       21 . A plate-type heat pipe according to  claim 12 , wherein brazing or soldering is further applied to said pressure-bonded peripheral portions.  
   
   
       22 . A plate-type heat pipe according to  claim 12 , wherein welding is further applied to said pressure-bonded peripheral portions.