| 摘要 |
<p>The invention relates to a stopper for electric battery cells. The stopper comprises a hollow body traversed coaxially by a duct 7 which emerges outside through a central orifice 8 situated at the lower end of the body, the said end having two openings 9 each surrounded by axial skirts 10, 11, the body having at its upper end a central opening into which is fitted a shutter 12 equipped on its inner face with two coaxial cylindrical skirts, the inner skirt 13 having an oblique free edge and the outer skirt 14 having an axial window 15 starting from its free edge, a through orifice being situated outside the outer skirt, and positioned diametrically opposite the axial window 15. <IMAGE></p> |
