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:
Jun. 09, 2009
Filed:
Aug. 17, 2006
Nobuaki Uehara, Tokyo, JP;
Tetsuro Ogushi, Tokyo, JP;
Yoshihito Asao, Tokyo, JP;
Hitoshi Isoda, Tokyo, JP;
Nobuaki Uehara, Tokyo, JP;
Tetsuro Ogushi, Tokyo, JP;
Yoshihito Asao, Tokyo, JP;
Hitoshi Isoda, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
A large number of ventilating apertures that have a circular cross section are disposed through the heatsink so as to extend from an air intake apertured surface to an air discharge apertured surface so as to have aperture directions that are parallel to each other and parallel to an element mount surface, and the heatsink is disposed such that the air intake apertured surface faces an air intake aperture and the aperture directions of the ventilating apertures are aligned in a direction of flow of a cooling airflow.