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:
May. 06, 2008
Filed:
Jul. 29, 2005
Atsushi Yoshida, Aichi-ken, JP;
Koji Mizuno, Aichi-ken, JP;
Atsushi Yoshida, Aichi-ken, JP;
Koji Mizuno, Aichi-ken, JP;
Kawamura Electric, Inc., Aichi-ken, JP;
Abstract
A power source outlet device which can detect a spark discharge which causes occurrence of tracking using a simple circuit and can further break a cable run using a simple circuit. The device includes receiving blades connected with plug blades, a sensor detecting a spark discharge occurring between the connected plug blades, a tracking detecting circuit receiving a spark discharge detecting behavior of the sensor and outputting a tracking occurrence signal, an LED and a buzzer actuated according to the tracking occurrence signal provided thereto, the tracking detecting circuit is constituted of a circuit connected with the sensor and a circuit producing a tracking occurrence signal connected via a first photo-coupler.