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:
Nov. 24, 2009
Filed:
May. 16, 2006
Tsutomu Tominaga, Tokyo, JP;
Tohru Hohtani, Hyogo, JP;
Yasushi Yamaguchi, Tokyo, JP;
Tadayuki Fujimoto, Tokyo, JP;
Tsutomu Tominaga, Tokyo, JP;
Tohru Hohtani, Hyogo, JP;
Yasushi Yamaguchi, Tokyo, JP;
Tadayuki Fujimoto, Tokyo, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
A control unit including a plurality of boards is formed of a single multilayer metal substrate, whereby an electric power steering apparatus can be obtained in which connection members for connecting between the boards are made unnecessary, so the size and cost of the apparatus can be reduced, and the reliability of bonding can be improved. In the electric power steering apparatus, a power main body () and a control main body () are mounted on a metal substrate (), and the power main body () and the control main body () are electrically connected to each other by wiring patterns (through) and metal columnsthroughin the metal substrate