Air cleaner arrangements; serviceable filter cartridge; and, methods

US8048188B2 · kind B2 · utility

Assignee

• Donaldson Company, Inc. · US

Inventors

• Robert Widerski · Windom, US
• Randall Allen Engelland · Farmington, US
• Thomas R. Olson · Holland, US
• Gary R. Gillingham · Prior Lake, US
• Richard Lawrence Suydam · River Falls, US

Key dates

• Filing date: Jun 16, 2005
• Grant date: Nov 1, 2011
• Expiry date: Jan 7, 2028

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01D2265/025
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Principles, techniques and configurations applicable in air cleaner arrangements and filter cartridges therefore, are described. In general the filter cartridge includes an axial pivot arrangement, for pivoting the filter cartridge in place, when mounted in an air cleaner for use. The air cleaner preferably includes a base pivot, for engagement with the pivot projection on the filter cartridge. Methods of assembly, installation and use are described.