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:
Apr. 14, 1987
Filed:
Feb. 10, 1986
Hiroshi Kagawa, Takatsuki, JP;
Yuasa Battery Co. Ltd., Osaka, JP;
Abstract
The sodium sulfur storage battery comprises a solid electrolyte tube; metallic fiber filled in said solid electrolyte tube; powder, grain or mixture of them of substance resistant to attack by molten sodium which has porosity smaller than that of the metallic fiber and is filled in a first space above the metallic fiber; a battery housing; a positive electroconductive material disposed in a space between the battery housing and the solid electrolyte tube; a ring disposed on the upper surface of the positive electroconductive material; powder, grain or mixture of them of substance resistant to attack by molten sulfur which is filled in a second space above said ring and is prevented from dropping by said ring; and a solder glass layer arranged on a portion of the outer peripheral surface of the solid electrolyte tube in said second space.