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:
May. 24, 1988
Filed:
Oct. 28, 1986
Applicant:
Inventors:
Reynold F Durre, Eden Prairie, MN (US);
Dennis A Nordberg, Eden Prairie, MN (US);
Assignee:
Donaldson Company, Inc., Minneapolis, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55347 ; 55348 ; 55396 ; 55399 ; 55450 ;
Abstract
An air cleaner including a plurality of regularly arranged vortex separators and a network of regularly arranged exhaust ducts is disclosed. The vortex separators include a restriction between vortex air and particulate laden scavengable air. The duct network includes a plurality of regularly arranged structural ducts extending between the spaced apart side plates which hold the vortex separators. The structural ducts are in fluid communication with the ducting network leading to a common output.