VAPOR CHAMBER, HEATSINK DEVICE, AND ELECTRONIC DEVICE

A vapor chamber that includes a housing including a first sheet and a second sheet opposing each other and joined together at outer edges of the first sheet and the second sheet and defining a hollow vapor flow pass therein; a working fluid in the housing; a first wick in contact with the vapor flow...

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Bibliographic Details
Main Authors Lewis, Ryan J, WAKAOKA, TAKUO, Numoto, Tatsuhiro, Kojima, Keijiro
Format Patent
LanguageEnglish
Published 06.05.2021
Subjects
BLASTING
CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS
ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
HEAT EXCHANGE IN GENERAL
HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS,IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
HEATING
LIGHTING
MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
MECHANICAL ENGINEERING
PRINTED CIRCUITS
WEAPONS
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Summary:A vapor chamber that includes a housing including a first sheet and a second sheet opposing each other and joined together at outer edges of the first sheet and the second sheet and defining a hollow vapor flow pass therein; a working fluid in the housing; a first wick in contact with the vapor flow pass; and a second wick between the first wick and an inner wall surface of at least one of the first sheet and the second sheet. The first wick defines a first liquid flow pass, the second wick defines a second liquid flow pass, and a first average diameter of the first liquid flow pass is smaller than or equal to 75% of a second average diameter of the second liquid flow pass.
Bibliography:Application Number: US201916670204