US Patent 7645313 Wound filter element
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Patent abstract
A filter element (1) wound from a plurality of filter layers in which the circumferential contour (5, 5′) of a cross-sectional area (4) of the filter element (1) has at least one circumferential contour section (5′) undercutting the envelope contour (6, 6′) of the cross-sectional filter element area (4).
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Patent Inventor Names
Andreas Pelz0
Johannes Lampert0
Josef Rohrmeier0
Mario Rieger0
Thomas Sieber0
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US Patent 07645313 Wound filter element US Patent 7645313 Wound filter element
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Patent Number
076453130
Patent Number
76453130
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Patent Jurisdiction
Patent Number
076453130
Date of Patent
January 12, 2010
0Patent Application Number
116402360
Date Filed
December 18, 2006
0Official Website
Patent Primary Examiner
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US Patent 07645313 Wound filter element
Infobox
Is a
Patent jurisdiction
Patent number
07645313
Date of patent
January 12, 2010
Patent application number
11640236
Date Filed
December 18, 2006
Patent primary examiner
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