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:
Sep. 27, 1994
Filed:
May. 17, 1993
Applicant:
Inventors:
Charles Brittain, Sun Valley, CA (US);
Gilbert Ross, Northridge, CA (US);
Jack D Brittain, Tujunga, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B30B / ; B30B / ;
U.S. Cl.
CPC ...
100 37 ; 1525651 ; 100121 ; 100174 ;
Abstract
Oil filter elements are processed to be substantially free of oil and thus contamination by passage through a series of counterrotating nip rolls which squeeze the filter element media and carry the separated oil circularly to be doctored off opposite the nip and collected for recycle separate from the filter element media.