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:
Oct. 29, 1991
Filed:
Dec. 11, 1990
Applicant:
Inventor:
Stanley F Rak, Mundelein, IL (US);
Assignee:
Culligan International Company, Northbrook, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F / ; B01D / ;
U.S. Cl.
CPC ...
210673 ; 210742 ; 210140 ; 210269 ;
Abstract
A water treatment system is provided including a service step, a regenerating step and a rinse step. The service step includes introducing water to be treated into the inlet, through a treatment medium and out the outlet to a service location. If a prolonged period of idleness is determined automatically, a rinse step is automatically provided by which an amount of water to be treated is introduced into the inlet, through the treatment medium and out of the outlet to drain.