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:
Apr. 15, 1997
Filed:
Nov. 16, 1994
Applicant:
Inventors:
Kenichi Tanigawa, Kawasaki, JP;
Hosei Hirano, Kawasaki, JP;
Shingo Katayama, Kawasaki, JP;
Nobuyoshi Tanaka, Kawasaki, JP;
Sueyuki Yahagi, Kawasaki, JP;
Assignee:
Nippon Steel Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F / ;
U.S. Cl.
CPC ...
363147 ;
Abstract
A thin DC-DC converter arrangement which includes an inductor including a thin ring-shaped coil having a hole in its center and a thin ferrite core for providing a closed magnetic path passing through the central hole of the coil and interlinking the ring-shaped coil, a thin circuit board formed on its one surface with an electric circuit of the DC-DC converter, and a radiator having at least one flat part, wherein the inductor, the circuit board and the radiator are integrally assembled.