Spin-on filter with external threads and methods

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12168191
APP PUB NO 20220274038A1
SERIAL NO

17748542

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A filter arrangement for threadably securing to a filter head includes a housing having a surrounding wall defining an interior volume, an open mouth providing access to the interior volume and an end opposite of the open mouth. The surrounding wall has an exterior and an interior. A filter media construction is operably held within the interior volume. A sleeve, distinct from the housing, is secured to the exterior of the surrounding wall adjacent to the housing mouth and extending partially along the surrounding wall. The sleeve has an exterior and an interior. The exterior of the sleeve defines mounting threads constructed and arranged to removably mount with the filter head, when the filter arrangement is secured to the filter head. The interior of the sleeve is against the exterior of the surrounding wall. A first seal member is oriented against the sleeve to create a seal with a filter head, when the filter arrangement is secured to the filter head. A filter assembly includes a filter arrangement and a filter head. The filter arrangement is removably secured to the filter head by a threaded connection between the sleeve and the filter head. A system includes an engine utilizing a liquid and a filter assembly in fluid communication with the engine to filter the liquid. Methods of making filter arrangements include utilizing structures characterized above.

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Patent Owner(s)

  • DONALDSON COMPANY INC.

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Emery, Mark S Minneapolis, US 22 163
Gift, Gary H Richfield, US 14 56
Gulsvig, Brent A Faribault, US 24 343
Hacker, John R Minneapolis, US 73 1407
Honermann, Bradley S Prior Lake, US 25 189
Mehlhop, Kent Arlington, US 11 42
Tucker, Brian Farmington, US 44 861

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