US Patent No. 10,772,235

HEAT SINK AND MANUFACTURING METHOD THEREOF


Patent No. 10,772,235
Issue Date September 08, 2020
Title Heat Sink And Manufacturing Method Thereof
Inventorship Yu-Te Wei, New Taipei (TW)
Assignee COOLER MASTER TECHNOLOGY INC., New Taipei (TW)

Claim of US Patent No. 10,772,235

10. A heat sink, comprising:a base, having a first surface, a plurality of parallel heated areas concavely formed on the first surface, a protrusion disposed between any two heated areas and protruding in a direction towards the first surface, and each protrusion comprising a first protrusion portion and a second protrusion portion, wherein there is a height difference between the first protrusion portion and the second protrusion portion; and
a plurality of heat pipes, embedded into the heated areas respectively in the lengthwise direction of each heat pipe, and the heat pipes in contact with one another at a top of the second protrusion portion;
wherein the distance between a surface of the first protrusion portion and the first surface of the base in a first direction is smaller than a distance between a surface of the second protrusion portion and the first surface of the base in the first direction.