The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 01, 2011
Filed:
Jun. 16, 2005
Robert Widerski, St. Paul, MN (US);
Randall Allen Engelland, Farmington, MN (US);
Thomas Richard Olson, Prior Lake, MN (US);
Gary Ray Gillingham, Prior Lake, MN (US);
Richard Lawrence Suydam, River Falls, WI (US);
Robert Widerski, St. Paul, MN (US);
Randall Allen Engelland, Farmington, MN (US);
Thomas Richard Olson, Prior Lake, MN (US);
Gary Ray Gillingham, Prior Lake, MN (US);
Richard Lawrence Suydam, River Falls, WI (US);
Donaldson Company, Inc., Minneapolis, MN (US);
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.