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. 04, 2001
Filed:
Jan. 30, 1998
Applicant:
Inventors:
Jeffrey A. Zimmerman, Forest Lake, MN (US);
Ralph H. Larson, Bayport, MN (US);
Paul C. Myhre, Woodbury, MN (US);
Assignee:
Ecowater Systems, Inc., Woodbury, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 4/900 ;
U.S. Cl.
CPC ...
B01J 4/900 ;
Abstract
A water softener and a method of operating the same are provided to allow for the efficient use of either NaCl or KCl as the regenerant salt. A user interface is provided to allow the user to indicate to the computer controlling the water softener whether NaCl or KCl is being used. The computer controller adjusts the fill time and brine time, depending on the type of regenerant salt used and on the temperature of the brine.