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:
Aug. 07, 2001
Filed:
Apr. 22, 1998
Heinz Plüss, Schönbühl, CH;
Digmesa AG, Ipsach, US;
Abstract
To bring maximum sterility in a stationary drinking water supply installation with a water tank, the invention provides a method for filling a drinking water installation in which, after filling a tank with fresh water, the water is circulated at least over a filter. The invention also provides an apparatus for drinking water supply from a drinking water tank with a supply pipe connectable to a fresh water source and which has a three-way valve (,) with an inlet (,) connected to the fresh water intake (,), as well as a second inlet (,) and a supply pipe (,) leading to the tank (,). There is also a return pipe (,) leading from the water tank (,) to the second inlet (,) of the three-way valve (,) and a circulating pump (,) in the water circuit formed by the return pipe (,) and supply pipe (,).