STAIRCASE PRESSURIZING TYPE SMOKE STOPPING DEVICE

PURPOSE:To prevent an intrusion of smoke into a staircase room at the time of fire of a building. CONSTITUTION:Staircase room pressure air blowers 11a, 11b for feeding air and pressurizing staircase rooms of the upper layer floor and the lower layer floor of a building are connected to a control ari...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WAKAMATSU TAKASHI, UKAJI MASAAKI
Format:	Patent
Sprache:	eng
Schlagworte:	AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING BLASTING DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING FIRE-FIGHTING HEATING HUMAN NECESSITIES LIFE-SAVING LIGHTING MECHANICAL ENGINEERING RANGES VENTILATING WEAPONS
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