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EP0102870A1 Expired / Lapsed EP ⏱️ 0.0 years remaining

Portable personal dust collector

Assignee: Charbonnages de France CDF
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Filing: 1983-07-26
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Granted: —
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Expires: 2003-07-26
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Abstract

Abstract An individual portable dust collector includes a ring of filter foam arranged to retain dust of a size in the range 5 microns to 0.5 micron. This ring is accommodated in a rotatable cup and has an exposed lateral surface located in a transverse plane. A cover surrounds the cup and has an air inlet orifice which is also located in said transverse plane. Outlet holes are provided in two diametrically opposed locations in said cover and are spaced from the transverse plane. A cowl caps the inlet orifice and contains a prefiltration block arranged to retain particles of a size greater than 5 microns.

Inventors

  • 👤 Paul Courbon

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-08 01:41
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/22; G01N1/2202; G01N1/2205; G01N1/24; G01N2001/222; G01N2001/2223

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

DE2016032A1 Cited
FR2086984A5 Cited
US3949594A Cited
FR2389119A1 Cited

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