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US 11,890,565 B2Granted
Filter assemblies; components and features thereof; and, methods of use and assembly
AssigneeDonaldson Company, Inc.
InventorsRichard Osendorf, Joseph Einberger
Life of this patent
Estimating the term…
Abstract
Air cleaner assemblies, components therefor, and features thereof are described. Also described are methods of assembly and use. In depicted examples, the air cleaner assemblies and components optionally use advantageous housing seal features. Methods of assembly and use are described.
Claims39
A filter cartridge comprising:
- (a) filter media having first and second ends;
- and,
- (b) a housing seal arrangement positioned on one of the first or second ends of the filter media and comprising:
- (i) a radially directed housing seal surface defining a non-circular configuration having at least two, radially outwardly projecting sections and at least one, radially inwardly projecting section between the at least two, radially outwardly projecting sections to define the at least two, radially outwardly projecting sections and the at least one, radially inwardly projecting section in the radially directed housing seal surface, in a direction around, and relative to, an opening, wherein the radially directed housing seal surface is a surface that engages a housing to provide a seal, in use;
- and
- (ii) the radially outwardly projecting sections are not radially evenly spaced on the radially directed housing seal surface.
3 more elements
A filter cartridge comprising:
- (a) filter media having first and second ends;
- (b) a first end cap positioned on one of the first or second ends of the filter media and having an opening therethrough;
- and,
- (b) a housing seal arrangement positioned on the first end cap and comprising:
- (i) a radially directed housing seal surface defining a non-circular configuration having at least two, radially outwardly projecting sections and at least one, radially inwardly projecting section between the at least two, radially outwardly projecting sections to define the at least two, radially outwardly projecting sections and the at least one, radially inwardly projecting section in the radially directed housing seal surface, in a direction around, and relative to, an opening, wherein the radially directed housing seal surface is a surface that engages a housing to provide a seal, in use.
2 more elements
Dependencies are inferred from the claim text.