公开(公告)号：US20240032249A1

公开(公告)日：2024-01-25

申请号：US17867873

申请日：2022-07-19

Applicant: HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP

Inventor： Steven DEAN ,  Ernesto J. FERRER ,  John Paul FRANZ ,  Laura MALCOTTI-SANCHEZ

IPC: H05K7/20

CPC classification number: H05K7/20327 ,  H05K7/20336

Abstract: A heat removal apparatus may comprise a vapor chamber device and a cover coupled to the vapor chamber device. The vapor chamber device comprises a base, a folded fin structure coupled to the base, with the base and folded fin structure defining a vapor chamber containing a wick and a working fluid. The cover and the vapor chamber device define a liquid chamber configured to receive liquid coolant. The folded fin structure comprises a plurality of folded fins defining a first plurality of grooves on a first side of the folded fin structure and defining a second plurality of grooves on a second side of the folded fin structure. The first plurality of grooves are part of the vapor chamber. The second plurality of grooves are part of the liquid chamber.