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:
Jun. 17, 2025
Filed:
Jun. 20, 2023
Yazaki Corporation, Tokyo, JP;
Gs Yuasa International Ltd., Kyoto, JP;
Masaki Shibuya, Makinohara, JP;
Takuya Oki, Makinohara, JP;
Kyohei Yamamoto, Makinohara, JP;
Shoichi Arimoto, Kyoto, JP;
Ryuichi Ito, Kyoto, JP;
Kentaro Ushio, Kyoto, JP;
YAZAKI CORPORATION, Tokyo, JP;
GS YUASA INTERNATIONAL LTD., Kyoto, JP;
Abstract
A relay control apparatus for controlling a latching relay including a closing side coil and an opening side coil, the relay control apparatus including a power supply control unit including a power supply resistor and a power supply switch, a relay close control unit including a relay close switch, a relay open control unit including a relay open switch, a voltage detection unit configured to output a voltage signal, and a control unit configured to output a power supply signal for controlling ON/OFF of the power supply switch, a relay close signal for controlling ON/OFF of the relay close switch, a relay open signal for controlling ON/OFF of the relay open switch, and a detection signal for controlling ON/OFF of the voltage detection switch, the control unit being configured to detect malfunction based on the power supply signal, the relay close signal, the relay open signal, the detection signal, and the voltage signal.