| 摘要 |
<p>A lid assembly for an electric storage battery, comprising a lid moulding (11) arranged to close, in use, an open upper face of a battery box (12) so as to define therewith a plurality of parallel cell receiving compartments (13), the lid moulding including a vent passage (15) open at one end at an end face of the moulding and communicating in use with a plurality of said compartments, and, the assembly further including an insert sleeve (16) introduced axially into said vent passage from the open end thereof, the outer surface of said sleeve sealingly engaging the inner surface of the vent passage, and the through bore (17) of the insert sleeve being obstructed by a porous flame arrestor element (18). <IMAGE></p> |
