| 摘要 |
<p>An automotive lead-acid battery has a liquid chamber with an liquid electrolyte depth indicator (1) assembly. The indicator has a float depth inspection rod (7) terminating at the base with a conical tip (6) surrounded by a cage (2). The cage and rod rise and fall with the depth of electrolytic fluid. The cage has an inclined passage (9) with end faces (11a, 11b) for a sliding ball (10) of defined specific gravity.</p> |
