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|국가/구분||United States(US) Patent 등록|
|§371/§102 date||19990929 (19990929)|
|발명자 / 주소||
|대리인 / 주소||
|인용정보||피인용 횟수 : 0 인용 특허 : 3|
The invention realizes an improved sealing unit for the electrolyte of electric batteries which includes a container which is closed through a cover. The cover is provided with annular elements circumscribing the holes which let the poles pass by and be coupled to the elements which are housed in the container. The sealing unit includes a tubular ring nut which is coupled in the interspace existing between the pole and the hole, and which cooperates with at least a first sealing gasket. The first sealing gasket is included between the pole, the cover and...
1. A sealing unit for electrolyte in electric batteries, said electric batteries including a container closed by a cover including an upstanding annular element formed with a planar upwardly facing annular surface circumscribing a hole formed in the cover for receiving a pole therethrough and forming an interspace therebetween, said sealing unit including a tubular ring nut secured in the interspace, at least a first sealing gasket cooperating with the ring nut, wherein said at least first sealing gasket is located between said pole, said cover and said ...