JPH0160459U

JPH0160459U -

Info

Publication number: JPH0160459U
Application number: JP15448387U
Authority: JP
Priority date: 1987-10-08
Filing date: 1987-10-08
Publication date: 1989-04-17

Description

[Brief explanation of the drawing]

第１図は本考案密閉形鉛電池の一実施例を示す
分解斜視図、第２図は本考案密閉形鉛電池に用い
る弁の構成を示した図、第３図は第１図に示す蓋
の断面図、第４図は従来の密閉形鉛電池に用いる
弁の構成を示した図、第５図は第４図に示す蓋の
断面図である。８……蓋、１０……排気口、１１……弁室、１
２……連通孔、１３……加圧体、１４……緻密表
面層。 Figure 1 is an exploded perspective view showing one embodiment of the sealed lead battery of the present invention, Figure 2 is a diagram showing the configuration of a valve used in the sealed lead battery of the present invention, and Figure 3 is the lid shown in Figure 1. 4 is a diagram showing the structure of a valve used in a conventional sealed lead-acid battery, and FIG. 5 is a sectional view of the lid shown in FIG. 4. 8...Lid, 10...Exhaust port, 11...Valve chamber, 1
2... Communication hole, 13... Pressure body, 14... Dense surface layer.

Claims

[Scope of utility model registration request]

Two battery case plates are placed facing each other, a group of electrode plates is stored inside, and a synthetic resin lid is placed in the opening at the end of the battery case plate.
In lead-acid batteries that are hermetically sealed by thermally welding the battery case plates together and the battery case plate and the lid, a valve chamber consisting of a recess or a through hole is provided on the long side of the lid, and the inner wall of the valve chamber is provided with a valve chamber that is connected to the inside of the battery case. A valve body is provided with a communication hole and an exhaust port to the outside of the battery case, and at least one side of the main surface is dense and the inside is an integral molded product of foam, and the dense surface closes the communication hole under pressure. A sealed lead-acid battery that can be stored.