JPS58138260U

JPS58138260U - sealed battery

Info

Publication number: JPS58138260U
Application number: JP3464482U
Authority: JP
Inventors: 渡邊　清; 松島　精一
Original assignee: 日立マクセル株式会社
Priority date: 1982-03-13
Filing date: 1982-03-13
Publication date: 1983-09-17

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の密閉形電池の断面図、第２図および第３
図は本考案の実施例に係る密閉形電池の断面図および要
部拡大断面図、第４図はその電池に用いる電池蓋の成形
の一例を示す断面図である。１・・・・・・電池容器、５・・・・・・電池蓋、６・
・・・・・ガラス層、７・・・・・・集電体、８・・・
・・・溶接部、１２・・・・・・外周壁、１３・・・・
・・水平部、１４・・・・・・肉薄部、１７・・・・・
・連結部。Figure 1 is a cross-sectional view of a conventional sealed battery, Figures 2 and 3 are
The figures are a sectional view and an enlarged sectional view of essential parts of a sealed battery according to an embodiment of the present invention, and FIG. 4 is a sectional view showing an example of molding of a battery lid used in the battery. 1...Battery container, 5...Battery cover, 6.
...Glass layer, 7... Current collector, 8...
...Welded part, 12... Outer peripheral wall, 13...
...Horizontal part, 14...Thin part, 17...
・Connection part.

Claims

[Scope of utility model registration request]

In a sealed battery, the opening of the metal battery container is sealed with a metal battery lid that holds a current collector through a glass layer in the central hole, and the entire circumference of the joint between the battery container and the battery lid is welded. . A sealed battery, characterized in that an annular thin section is provided near the inner periphery of the welded section of the battery lid.