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. 03, 1983
Filed:
Sep. 11, 1981
Applicant:
Inventor:
Derek M Eagles, Hudson, IA (US);
Assignee:
Deere & Company, Moline, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210137 ; 137541 ; 210432 ; 210446 ;
Abstract
An in-line filter element is disposed within a tubular valve spool which shifts to either meter or shut-off fluid flow through the valve in response to a preselected pressure differential across the valve and element which is some value below a value which could result in damage to the filter element.