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:
Oct. 22, 1996
Filed:
May. 27, 1994
Applicant:
Inventor:
Yoshio Ishida, Osaka, JP;
Assignee:
Diamond Electric Mfg. Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
257707 ; 257722 ; 257706 ;
Abstract
A heat sink is provided wherein a heat receiving plate and at least one piece of heat radiating fin are stacked in the heat sink, and an interval between the heat receiving plate and fin is maintained by a number of bosses geometrically disposed on the heat radiating fin. The bottom of each boss is soldered onto the adjacent heat receiving plate or heat radiating fin. The heat sink therefore is provided with a plurality of conductive contacts between said fins and said heat receiving plate in the radial or transverse direction.