| 摘要 |
<p>It is well known that large buildings, for example hospitals, apartment buildings, hotels, schools, industrial buildings, theatres, etc. shall be provided with a fire escape attached to the outside of the building, on a facade having a safety outlet on each single floor. For the purpose, naturally, to allow the occupants of the building, in case of fire or ?similar to leave the inside of the building in danger through the said safety outlets then using the fire escape. Numerous kinds of fire escapes are already known without, however, satisfying all the requisites and exigencies required.</p> |
