Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Neil James Roberts0
Date of Patent
June 15, 2010
0Patent Application Number
121281660
Date Filed
May 28, 2008
0Patent Primary Examiner
Patent abstract
A noise reducing device includes a housing defining an expansion chamber therein and having a longitudinal axis along the length of the expansion chamber and a tool port in fluid communication with the expansion chamber, the tool port being oriented transversely relative to the longitudinal axis so as to cause fluid directed from the tool port to the expansion chamber to whirl about the expansion chamber.
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