JPS63167669U

JPS63167669U -

Info

Publication number: JPS63167669U
Application number: JP6010587U
Authority: JP
Priority date: 1987-04-21
Filing date: 1987-04-21
Publication date: 1988-11-01

Description

[Brief explanation of the drawing]

第１図は本考案に係る安全弁装置を備えた封口
板を用いた有機電解質電池の要部断面図、第２図
Ａは本考案に係る封口板の平面図、Ｂはその断面
図、第３図は従来例を示す有機電解質電池の要部
断面図である。１……封口板、２……皿板、３……端子板、４
……可撓性薄板、５……電極群、６……金属ケー
ス、７……絶縁パツキング、８……楔状の環状溝
部、９……肉薄部、２ａ……弁孔、３ａ……ガス
抜き孔、３ｂ……切刃。 FIG. 1 is a sectional view of a main part of an organic electrolyte battery using a sealing plate equipped with a safety valve device according to the present invention, FIG. 2A is a plan view of the sealing plate according to the present invention, B is a sectional view thereof, and FIG. The figure is a sectional view of essential parts of a conventional organic electrolyte battery. 1...Sealing plate, 2...Dish plate, 3...Terminal board, 4
... Flexible thin plate, 5 ... Electrode group, 6 ... Metal case, 7 ... Insulating packing, 8 ... Wedge-shaped annular groove, 9 ... Thin wall section, 2a ... Valve hole, 3a ... Gas vent Hole, 3b...cutting blade.

Claims

[Scope of utility model registration request]

A flexible thin plate that is provided with a plate plate having a valve hole and a terminal plate having a gas vent hole in the center at the opening of an exterior metal case of the battery, and that the plate plate and the terminal plate always close the valve hole. A safety valve device for an organic electrolyte battery, in which a cutting blade is protruded from the inner bottom surface of the terminal plate opposite to the thin plate, and a cutting blade is provided in a part of the terminal plate in a concentric shape and with different diameters. , a safety valve device for an organic electrolyte battery provided with a thin wall portion formed by opposing wedge-shaped annular groove portions.