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Article: Publication No. EP2095753 Published on Sep. 2, Assigned to Unitekno for Cleaning Apparatus Pre-Filter Device, Filter Device Suction Device Comprising, Relative Pre-Filtering Method (Italian Inventor)
- Article from:
- US Fed News Service, Including US State News
- Article date:
- September 14, 2009
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VIENNA, Austria, Sep. 14 -- Villelmo Bartolini, Italy, has developed a pre-filter device for a cleaning apparatus, suction device comprising said filter device and relative pre-filtering method.
The patent has been assigned to Unitekno S.p.A., Foligno, Italy.
According to an abstract posted by the European Patent Office, "Pre-filter device for air and dust for a cleaning apparatus, able to be positioned at the entrance to a filter unit of a suction device for air and dust. The pre-filter device comprises a shaped hollow body having a first portion for the entrance of a stream of air and dust, a second treatment portion, disposed downstream of the first portion and a third portion disposed ...