The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 13, 2022
Filed:
Oct. 31, 2019
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Kelvin Thermal Technologies, Inc., Boulder, CO (US);
Takuo Wakaoka, Nagaokakyo, JP;
Tatsuhiro Numoto, Nagaokakyo, JP;
Keijiro Kojima, Nagaokakyo, JP;
Ryan J. Lewis, Boulder, CO (US);
MURATA MANUFACTURING CO., LTD., Nagaokakyo, JP;
KELVIN THERMAL TECHNOLOGIES, INC., Boulder, CO (US);
Abstract
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.