Sound suppression of engine noise

A method and apparatus for suppressing sound generated by engines or other noise sources, by utilizing at least two acoustical encasements separated by an air channel with air being drawn through the air channel to provide intake air to the noise source. Sound leaks through the intake vent are atten...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ALLARD, EDWARD F
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING COMBUSTION ENGINES COMBUSTION ENGINES IN GENERAL HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS INTERNAL-COMBUSTION PISTON ENGINES LIGHTING MECHANICAL ENGINEERING WEAPONS
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