Patent · US Active

Filter cartridges; air cleaner assemblies; housings; features; components; and, methods

US11420147B2 · kind B2 · utility

10Cited by

149References

40Claims

0Family size

Assignee

Donaldson Company, Inc. · US

Inventors

Steven Scott Gieseke · Richfield, US
Thomas D. Lage · Apple Valley, US
Gaozhi Jiang · Maple Grove, US
Gert Proost · Kessel-Lo, BE
Johnny Craessaerts · Minneapolis, US
Mathijs Verstraete · Tienen, BE
Bart Catoor · Minneapolis, US

Key dates

Filing date	Jul 29, 2020
Grant date	Aug 23, 2022
Priority date	—
Expiry date	Feb 24, 2041

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02M35/0245
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

According to the present disclosure, air cleaner assemblies, housings, serviceable filter cartridges and features, components, and methods, relating thereto are disclosed. In general, the features relate to systems that are configured to aid in inhibiting an improper cartridge from being installed in an air cleaner housing, during servicing. A variety of features are characterized, and in many examples, the cartridge includes a seal arrangement having radially directed seal surface with at least a first non-wavy or non-projection/recess section and a second wavy or projection/recess section. Examples are shown and described in detail.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.