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US 6,745,825 B1Granted
Plate type heat pipe
AssigneeFujitsu Limited
InventorsYoshio Nakamura, Jun Niekawa, Hisao Enomoto, Yasushi Kojima, Naoya Yamazaki, Masahiro Mogi
Life of this patent
Estimating the term…
Abstract
A sealed plate type metallic heat pipe is disclosed having multiple independent through holes which run through the inside of the heat pipe. All of the through holes are connected in fluid communication at each end. A working fluid is disposed in the through holes and a wire or a wire mesh is disposed in at least one of the through holes.
Claims3
A plate type heat pipe, comprising:
- an extruded pipe having two ends and having a plurality of through holes defined by a plurality of longitudinally extending partition walls having portions removed at the ends of said pipe;
- a working fluid received in said pipe;
- two end caps, one positioned at each end of said pipe to hermetically seal said pipe, the working fluid in one through hole communicating with the working fluid in another through hole as a result of said removed portions of said partition walls;
- one of a non-porous, straight wire and non-porous, straight wire mesh movably positioned within said through hole such that a narrow space is formed between an inner wall of said partition wall forming said through hole and a side portion of said straight wire and wire mesh so as to cause sufficient capillary action.
1 more element
Dependencies are inferred from the claim text.