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:
Aug. 11, 2009
Filed:
Dec. 01, 2004
Mitsuharu Inagaki, Kariya, JP;
Motohiro Shirai, Kariya, JP;
Mitsuharu Inagaki, Kariya, JP;
Motohiro Shirai, Kariya, JP;
DENSO Corporation, Kariya, JP;
Abstract
A stacked type coolerfor cooling a plurality of electronic componentsfrom two surfaces of each component includes a plurality of cooling tubeshaving a flat shape and coolant flow passagefor allowing a coolant to flow, and a connecting pipefor communicating these cooling tubes. The plurality of cooling tubesis arranged and stacked in such a fashion as to interpose the electronic componentsbetween the cooling tubes. The plurality of cooling tubesincludes an outside cooling tubeand an inside cooling tube. The inside cooling tubeincludes at least a first coolant flow passagefacing a first tube wallconstituting a first main surfaceof the inside cooling tubeand a second coolant flow passagefacing a second tube wallconstituting a second main surfaceon the opposite side to the first main surface. The coolant flow passageis formed into two or more stages in a direction of thickness of the inside cooling tube