Folded-fin vapor chamber cold plate
US12324127B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2022 |
| Grant date | Jun 3, 2025 |
| Priority date | — |
| Expiry date | May 18, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF28D2021/0029
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.