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Filter element and filter assembly including locking mechanism

  • US 9,023,202 B2
  • Filed: 10/17/2011
  • Issued: 05/05/2015
  • Est. Priority Date: 02/22/2005
  • Status: Active Grant
First Claim
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1. A filter, comprising:

  • a cover having a rim region and a hub region, the hub region having an inlet port and an outlet port, the cover including an imperforate annular disc portion, the imperforate annular disc portion extends radially between and connects the rim region to the hub region to prevent fluid flow axially through the disc portion between the hub region and the rim region;

    a tubular ring of filter media for filtering fluid flow from the inlet port to the outlet port, the tubular ring of filter media extending axially between first and second ends and having an inner diameter and an outer diameter;

    at least one key provided proximate the rim region;

    at least one lock detent provided between the rim and the hub region, the at least one lock detent having at least a portion positioned radially between the inner and outer diameters of the tubular ring of filter media, the at least one lock detent extending axially outward from an outer surface of the imperforate annular disc portion of the cover in a direction extending away from the filter media; and

    the rim region and the hub region extending axially outward away from the tubular ring of filter media further than the at least one lock detent.

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