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:
Jul. 03, 2012
Filed:
Aug. 28, 2009
Takeshi Oosawa, Takasago, JP;
Masaki Yugou, Kakogawa, JP;
Takeshi Oosawa, Takasago, JP;
Masaki Yugou, Kakogawa, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
A car power source apparatus is provided to include a driving batteryoutputting an output voltage for driving a car, a monitoring and control circuitmonitoring and controlling the driving batteryand connected to an auxiliary batteryvia power supply lines, and a battery casehousing the driving batteryand the monitoring and control circuitand connected to a car chassis groundvia a ground line. Further, the power source apparatus is provided with a connection detection circuit. This connection detection circuitdetermines the condition of the connection of the battery caseand an auxiliary batterypower supply linevia the ground lineand the car chassis groundto determine the condition of the ground lineconnection.