AIR SUPPLY/DISCHARGE VENTILATOR

PROBLEM TO BE SOLVED: To provide a compact air supply/discharge ventilator which can be fixed and removed easily utilizing an existing cylindrical through hole for air conditioner generally made in the wall. SOLUTION: A DC motor 10, rotary blades 5 fixed to the shaft of the DC motor, a DC converter...

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Bibliographische Detailangaben
1. Verfasser:	MITSUTA KENRO
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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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a compact air supply/discharge ventilator which can be fixed and removed easily utilizing an existing cylindrical through hole for air conditioner generally made in the wall. SOLUTION: A DC motor 10, rotary blades 5 fixed to the shaft of the DC motor, a DC converter 9, and means 6, 15 for controlling rotation of the DC motor are provided in a tubular body 4 having outside diameter smaller than the diameter of a cylindrical through hole for air conditioner made in the wall and fitted removably in the through hole. Further, a dry battery case is provided in place of the DC converter.