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:
Feb. 15, 2022
Filed:
Mar. 29, 2018
Mitsumi Electric Co., Ltd., Tokyo, JP;
MITSUMI ELECTRIC CO., LTD., Tokyo, JP;
Abstract
A detection systemcontains a sensing deviceincluding a vibration unitfor applying vibration to the inspection target, the vibration unitattached to the inspection target, a driving circuitfor supplying an electric signal to the vibration unitfor driving the vibration unitand a sensorfor detecting vibration of the inspection targetcaused by the vibration applied from the vibration unit; and a detection processing devicefor receiving vibration information related to the vibration of the inspection targetdetected by the sensorfrom the sensing deviceand detecting the state change of the inspection targetbased on the vibration information. The vibration unitincludes a coil, a spring, and a magnet