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:
Jan. 31, 2006
Filed:
Jul. 28, 2003
Norisato Shimizu, Kanagawa, JP;
Yoshito Nakanishi, Tokyo, JP;
Kunihiko Nakamura, Kanagawa, JP;
Yasuyuki Naito, Tokyo, JP;
Norisato Shimizu, Kanagawa, JP;
Yoshito Nakanishi, Tokyo, JP;
Kunihiko Nakamura, Kanagawa, JP;
Yasuyuki Naito, Tokyo, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
Disclosed is a switch having a movable electrode to be separately driven downward and upward to secure signal transmission efficiency and insulation capability and operate for signal connection and disconnect at a high speed. The switch comprises a movable electrode, a fixed electrode positioned beneath the movable electrode, and a movable electrode driving fixed electrode positioned on both sides of the movable electrode with respect to a length wise direction thereof. Inside surfaces of the movable electrode, concave and convex parts are formed to arrange on both sides fixed electrodes having the corresponding concave and convex parts with a space.