Protuberant compressible filter seal design utilizing undercuts

A filtration system comprising:

• a filter housing defining an internal cavity, the filter housing comprising:
• a first housing end;
• a second housing end disposed axially away from the first housing end;
• and
• a housing seal member adjacent the second housing end, the housing seal member defining a seal channel configured to receive a filter seal member;
• and
• a filter element disposed within the internal cavity, the filter element comprising:
• a first filter end;
• a second filter end disposed axially away from the first filter end;
• a filter media disposed between the first filter end and the second filter end;
• and
• the filter seal member formed on the second filter end, the filter seal member comprising a first plurality of lobes and a second plurality of lobes, each lobe in the second plurality of lobes positioned between a pair of lobes in the first plurality of lobes,
• wherein the housing seal member comprises a plurality of pockets and each lobe in the first plurality of lobes comprises a tab, wherein each tab is configured to align with and engage a pocket in the plurality of pockets when the filter seal member is disposed within the seal channel.

A filtration system comprising:

• a filter housing defining an internal cavity, the filter housing comprising:
• a first housing end;
• a second housing end disposed axially away from the first housing end;
• and
• a housing seal member adjacent the second housing end, the housing seal member defining a seal channel configured to receive a filter seal member;
• and
• a filter element disposed within the internal cavity, the filter element comprising:
• a first filter end;
• a second filter end disposed axially away from the first filter end;
• a filter media disposed between the first filter end and the second filter end;
• and
• the filter seal member formed on the second filter end, the filter seal member comprising a first plurality of lobes and a second plurality of lobes, each lobe in the second plurality of lobes positioned between a pair of lobes in the first plurality of lobes,
• wherein the housing seal member comprises:
• a first member end;
• a second member end disposed axially away from the first member end;
• a first member surface disposed between the first member end and the second member end, the first member surface comprising a first plurality of lobe cavities configured to receive the first plurality of lobes;
• and
• a second member surface disposed between the first member end and the second member end and disposed radially away from the first member surface, the second member surface comprising a second plurality of lobe cavities configured to receive the second plurality of lobes, wherein a member channel is formed between the first member surface and the second member surface, the member channel comprising a closed portion adjacent the second member end and an open portion adjacent the first member end.

A filtration system comprising:

• a filter housing defining an internal cavity, the filter housing comprising:
• a first housing end;
• a second housing end disposed axially away from the first housing end;
• and
• a housing seal member adjacent the second housing end, the housing seal member defining a seal channel configured to receive a filter seal member;
• and
• a filter element disposed within the internal cavity, the filter element comprising:
• a first filter end;
• a second filter end disposed axially away from the first filter end;
• a filter media disposed between the first filter end and the second filter end;
• and
• the filter seal member formed on the second filter end, the filter seal member comprising a first plurality of lobes and a second plurality of lobes, each lobe in the second plurality of lobes positioned between a pair of lobes in the first plurality of lobes,
• wherein each lobe in the first plurality of lobes comprises a bulbous shape having a first height that extends radially away from the second filter end and each lobe in the second plurality of lobes comprises a bulbous shape that has a second height that extends radially away from the second filter end, wherein the first height extends axially away from the first filter end farther than the second height.

A filtration system comprising:

• a filter housing defining an internal cavity, the filter housing comprising:
• a first housing end;
• a second housing end disposed axially away from the first housing end;
• and
• a housing seal member adjacent the second housing end, the housing seal member defining a seal channel configured to receive a filter seal member, the housing seal member comprising:
• a first member end;
• a second member end disposed axially away from the first member end;
• a first member portion disposed between the first member end and the second member end, the first member portion comprising an undercut for receiving a filter seal member of a first filter element, the undercut configured to form a seal with the filter seal member;
• and
• a second member portion disposed between the first member end and the second member end, the second member portion disposed radially away from the first member portion;
• and
• the first filter element disposed within the internal cavity, the first filter element comprising:
• a first filter end;
• a second filter end disposed axially away from the first filter end;
• a filter media disposed between the first filter end and the second filter end;
• and
• the filter seal member formed on the second filter end, the filter seal member comprising a first plurality of lobes and a second plurality of lobes, each lobe in the second plurality of lobes positioned between a pair of lobes in the first plurality of lobes,
• wherein a member channel is defined between the first member portion and the second member portion, and wherein the member channel comprises a plurality of lobe cavities, the plurality of lobe cavities configured to receive the first plurality of lobes on the filter seal member of the first filter element.

A filtration system comprising:

• a filter housing defining an internal cavity, the filter housing comprising:
• a first housing end;
• a second housing end disposed axially away from the first housing end;
• and
• a housing seal member adjacent the second housing end, the housing seal member defining a seal channel configured to receive a filter seal member;
• and
• a filter element disposed within the internal cavity, the filter element comprising:
• a first filter end;
• a second filter end disposed axially away from the first filter end;
• filter media disposed between the first filter end and the second filter end;
• and
• the filter seal member formed on the second filter end, the filter seal member comprising a first plurality of lobes and a second plurality of lobes, at least one of a shape, size, and configuration of each lobe of the first plurality of lobes is different than a corresponding shape, size, and configuration of each lobe of the second plurality of lobes, each lobe in the second plurality of lobes positioned between a pair of lobes in the first plurality of lobes.