Dual expansion chamber with internal connecting tube for use with an oxygen concentrator

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United States of America Patent

PATENT NO 9943661
SERIAL NO

14548746

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A device combines a muffler and a filter such as for use with an air compressor. The device utilizes dual expansion chambers with an internal connecting tube to filter the air entering an air intake port of an air compressor or oxygen concentrator. The device attenuates sound that emanates from airflow through the chambers.

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Patent Owner(s)

  • CHART INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sims, Matthew Ball Ground, US 4 3

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