| 摘要 |
<p>PURPOSE:To prevent any possible dangerousness in the inflammation of a battery from occurring, by installing an explosion-proof net in the air port installed in a battery storage vessel. CONSTITUTION:In this ventilator, there are provided with an air inlet 10 and an air outlet 12 each which is interconnected to the inside of a battery storage vessel 2. A net 24 is installed in an opening 16 of this air inlet 10. This net 24 has each spring member 26 at both the sides, and is engaged with each engaged part 28 installed in both upper and lower parts of the opening 16.</p> |
