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:
Mar. 06, 1979
Filed:
Oct. 17, 1977
Mitsushi Ueno, Yokohama, JP;
Tamotsu Shirogami, Yamato, JP;
Tokyo Shibaura Electric Co., Ltd., Kawasaki, JP;
Abstract
A sealed storage battery comprising a sealed container, an electricity generating means contained in the sealed container and composed of a positive electrode, a negative electrode and an electrolyte, a hydrogen gas oxidation auxiliary electrode disposed within the sealed container, and a resistance means connected to the auxiliary electrode and having an inverse current checking characteristic (or property). In this sealed storage battery, the (critical) point of time of overcharging in charging the sealed storage battery may be detected by monitoring the variation of the voltage between the positive electrode or a separately provided measurement electrode and the auxiliary electrode.