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:
Aug. 01, 2000
Filed:
Aug. 19, 1997
Applicant:
Inventors:
John F Connelly, Chanhassen, MN (US);
Jeff J Theisen, Prior Lake, MN (US);
Assignee:
Donaldson Company, Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210249 ; 210443 ; 210450 ;
Abstract
A seal arrangement for fluid filters is provided. The seal arrangement generally concerns compressing a gasket between selected portions of the filter base and filter cartridge. A preferred frusto-conical configuration is provided, to advantage. Methods of assembly and use are described, as well as preferred filter base configurations and preferred filter cartridge configurations.