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:
Jan. 12, 1999
Filed:
Mar. 18, 1997
Applicant:
Inventors:
Brian W Schwandt, Fort Atkinson, WI (US);
Barry M Verdegan, Stoughton, WI (US);
Brian K Wagner, Stoughton, WI (US);
Christopher E Holm, Madison, WI (US);
Assignee:
Nelson Industries, Inc., Stoughton, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210 90 ; 210171 ; 210411 ; 210443 ; 96421 ; 73756 ;
Abstract
A fluid filter (10) includes a housing (14), a mounting head (16), a filter element (34), and a pressure sensor (54) mounted to the housing (14) and having a high pressure port (58) communicating with the high pressure side (36) of the filter element (34) and having a low pressure port (60) communicating with the low pressure side (38) of the filter element (34) to sense the pressure drop across the filter element.