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.

Date of Patent:
Nov. 03, 2026

Filed:

Oct. 17, 2024
Applicant:

Yazaki Corporation, Tokyo, JP;

Inventor:

Hiroo Yabe, Makinohara, JP;

Assignee:

YAZAKI CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/08 (2006.01); G01R 15/20 (2006.01); G01R 19/00 (2006.01);
U.S. Cl.
CPC ...
H02H 3/08 (2013.01); G01R 15/202 (2013.01); G01R 19/0092 (2013.01);
Abstract

A current cutoff device includes a Hall element that detects a current value of a power supply line that supplies power from a battery to a motor, a cutoff unit that cuts off the power supply line, and a cutoff controller that operates the cutoff unit on a basis of a detection signal of the Hall element to cut off the power supply line. The cutoff controller includes a voltage-current conversion unit that outputs a current according to an output voltage value of the Hall element, a capacitor that is charged according to an output current of the voltage-current conversion unit, and a cutoff signal output unit that outputs a cutoff signal to the cutoff unit in a case where a voltage of the capacitor exceeds a threshold.


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Yabe, Hiroo. (2026). Current cutoff device (U.S. Patent No. 12785378). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12785378

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