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:
May. 26, 1998
Filed:
Feb. 12, 1997
Tatsuo Shinohara, Minamitsuru, JP;
Makoto Takeshita, Minamitsuru, JP;
Fanuc, Ltd., Yamanashi, JP;
Abstract
A heat sink attached to a heat plate comprising a heat plate (1) produced by sticking two aluminum plates (11, 12) to each other, leaving a closed path (13) therebetween for confining a heat exchange medium therein, and of which the bottom is attached by an object to be cooled, a cooling fin (2) which is stuck to the upper region of the heat plate (1), and a flange (4) for mounting the assembly of the heat plate (1) and the cooling fin 92), wherein the surface of the heat plate (1) on which the cooling fin (2) is to be attached, is even and the cooling fin (2) and the flange (4) are a one-piece structure fabricated by employing die casting.