IP Library Granted Patent US 9,131,826
Granted Patent B2
US 9,131,826 · App. 12/514,099 · Granted Sep 15, 2015

Method for disinfecting conduit systems of a water-conducting appliance and such a household appliance

View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 9,131,826
App. No.
12/514,099
Granted
Sep 15, 2015
Kind
B2
Abstract

A water-conducting household appliance and a method for disinfecting a conduit system of a water-conducting household appliance. The method feeds a gaseous disinfectant into a liquid circulating in the conduit system. The water-conducting household appliance includes a conduit system for circulating liquid, and a disinfector with a gas injector for injecting a gaseous disinfectant into a liquid circulating in the conduit system.

Claims (11)

1. A water-conducting household appliance, comprising:

a conduit system for circulating liquid;

a disinfector with a gas injector for injecting a gaseous disinfectant into a liquid circulating in the conduit system; and

a selectively operable valve in the conduit system and connected to the disinfector to activate the disinfector, the selectively operable valve being structurally arranged and configured to effect manual initiation of the disinfector by an operator.

2. The water-conducting household appliance of claim 1 , wherein the disinfector comprises an ozone generator.

3. The water-conducting household appliance of claim 1 , wherein the gas injector comprises a Venturi nozzle.

4. The water-conducting household appliance of claim 1 , wherein the conduit system comprises a collection area for the circulating liquid and a bypass that connects the collection area with the gas injector.

5. The water-conducting household appliance of claim 4 , further comprising a circulating pump connected to the bypass.

6. The water-conducting household appliance of claim 5 , wherein the speed of the circulating pump is controllable.

7. The water-conducting household appliance of claim 4 , wherein the bypass comprises a flow-through heater.

8. The water-conducting household appliance of claim 4 , wherein the bypass comprises said valve.

Assignments (3)
CORRECTIVE ASSIGNMENT TO REMOVE USSN 14373413; 29120436 AND 29429277 PREVIOUSLY RECORDED AT REEL: 035624 FRAME: 0784. ASSIGNOR(S) HEREBY CONFIRMS THE CHANGE OF NAME. Recorded Jun 19, 2015
From: BSH BOSCH UND SIEMENS HAUSGERÄTE GMBH
To: BSH HAUSGERÄTE GMBH
Reel/Frame 036000/0848 →
CHANGE OF NAME Recorded May 11, 2015
From: BSH BOSCH UND SIEMENS HAUSGERÄTE GMBH
To: BSH HAUSGERÄTE GMBH
Reel/Frame 035624/0784 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 20, 2009
From: HEILIGENMANN, CAROLINE; JERG, HELMUT
To: BSH BOSCH UND SIEMENS HAUSGERAETE GMBH
Reel/Frame 022707/0772 →