Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 2, 2010
Patent Application Number
12221090
Date Filed
July 29, 2008
Patent Primary Examiner
Patent abstract
An extractor that may have a diffuser located a vacuum chamber to which a vacuum is applied by a vacuum pump. The diffuser has cavity and at least one diffuser aperture, and receives a mixture of waste cleaning liquid and aspirated air. The diffuser and the vacuum chamber separate the waste cleaning liquid from the aspirated air. A suction hose and pump may remove the separated waste cleaning liquid from the vacuum chamber.
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