VENTILATOR

PROBLEM TO BE SOLVED: To secure a regular ventilation amount after power failure in a direct current power distribution system.SOLUTION: A ventilator is composed of a power supply detecting means 2a for detecting a state of input voltage at power failure or at power recovery, a storage means 3a for...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	TSUTSUMI MASAYASU
Format:	Patent
Sprache:	eng
Schlagworte:	AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING BLASTING HEATING LIGHTING MECHANICAL ENGINEERING RANGES VENTILATING WEAPONS
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