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:
Mar. 17, 2015
Filed:
Jun. 29, 2011
Noboru Nishihara, Chiyoda-ku, JP;
Koichi Tatsuyama, Chiyoda-ku, JP;
Hiroshi Mihara, Chiyoda-ku, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
An electronic device includes a printed circuit board that has a prohibited region, in which arrangement of a wiring pattern is prohibited, in a fixed region from an outer periphery, an electronic component mounted on the printed circuit board, a heat dissipation fin provided on the electronic component, and a fixing unit that is made of a conductive material and fixes the heat dissipation fin by pressing the fin against the printed circuit board side, wherein a notch is formed in two sides of the printed circuit board that face each other with the electronic component therebetween, and the fixing unit exerts an elastic force that presses the heat dissipation fin against the printed circuit board side by being locked to the notch and is such that hook portions locked to the notch are arranged in the prohibited region.