Chain saw with cyclically restricted and continuously vented acoustic filtering

A chain saw including a noise suppressing apparatus wherein a pulsing exhaust flow is passed through an acoustic filter and is cyclically restricted while permitting a continuous venting of at least a portion of the exhaust flow.

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Bibliographische Detailangaben
Hauptverfasser:	BAILEY, JAY RICHARD
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING COMBUSTION ENGINES COMBUSTION ENGINES IN GENERAL COMPONENTS OR ACCESSORIES THEREFOR ENGINE PLANTS IN GENERAL GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNALCOMBUSTION ENGINES GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES ORENGINES IN GENERAL HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS INTERNAL-COMBUSTION PISTON ENGINES LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING NAILING OR STAPLING MACHINES IN GENERAL PERFORMING OPERATIONS SAWS FOR WOOD OR SIMILAR MATERIAL STEAM ENGINES TRANSPORTING WEAPONS WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL
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Beschreibung
Zusammenfassung:	A chain saw including a noise suppressing apparatus wherein a pulsing exhaust flow is passed through an acoustic filter and is cyclically restricted while permitting a continuous venting of at least a portion of the exhaust flow.