Patent ID: 8220151
Filing Date: 2012-07-17
Classification: B23K,B23P,F28D,F28F,H01L,Y10T

Abstract:
1. A method of manufacturing a heat pipe, the method comprising steps of: a) affording a straight heat pipe; b) bending the straight heat pipe to form a U-shaped heat pipe, wherein the U-shaped heat pipe has an evaporation section, a condensation section parallel to the evaporation section, and a connecting section connecting with the evaporation section and the condensation section; c) affording a mold comprising a plurality of protrusions at an inner wall thereof; and d) clamping and pressing the evaporation section of the heat pipe by the mold to make the evaporation section round and form dents around the entire circumference of the heat pipe at an outer wall of the evaporation section.