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:
Sep. 22, 1987
Filed:
Jul. 25, 1984
Applicant:
Inventor:
Ichirou Arinobu, Fukuyama, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02H / ; H02H / ; G06G / ;
U.S. Cl.
CPC ...
364483 ; 361 59 ; 361 87 ; 361 96 ; 364829 ;
Abstract
A solid state overcurrent detector or an overcurrent interruptor using the same provided with a microcomputer for discriminating level of overcurrent and issuing a predetermined time-current characteristic, the microcomputer further comprises a means for actuating a charge-discharge circuit 119, which gives a simulated heat-discharge characteristic to give data for the microcomputer for accurate time-current operation in case a first overcurrent is such an amount not to interrupt the circuit and another overcurrent arises during discharging of heat due to the first overcurrent.