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:
Sep. 28, 2004
Filed:
Nov. 26, 2002
Kouichi Itoigawa, Aichi, JP;
Hitoshi Muraki, Aichi, JP;
Kabushiki Kaisha Tokai Rika Denki Seisakusho, Aichi, JP;
Abstract
An acceleration switch that operates even when acceleration is applied to the acceleration switch from a direction other than a predetermined detection direction. The acceleration switch includes a movable portion, which has a movable electrode, and a fixed electrode. The movable portion includes an inertial weight moved in accordance with the application of acceleration, a beam portion for pivotably supporting the inertial weight, and a plurality of flexible plates that are arranged in the inertial weight and each have a distal end in which the movable electrode is located and are flexed separately from one another. The flexible plates separately move to contact the fixed portion when acceleration is applied from a direction other than a predetermined direction.