Patent · US Active

System for determining an operating state of a dishwasher and an according method

US9661977B2 · kind B2 · utility

0Cited by

3References

22Claims

0Family size

Assignee

ECOLAB USA INC. · US

Inventors

Dirk Kullwitz · Tönisvorst, DE
Jeremy Nowak · Korschenbroich, DE
Freek Schepers · Goldkronach, DE

Key dates

Filing date	Jul 6, 2012
Grant date	May 30, 2017
Priority date	—
Expiry date	Dec 27, 2032

Classification

Technology area (CPC A)Human Necessities
CPC primaryA47L2501/36
WIPO fieldFurniture, games
WIPO sectorOther fields

Abstract

A washing system for determining an operating state of a dishwasher (12) comprises a dishwasher (12), in particular wherein the dishwasher (12) comprises a dishwasher interface (14), a dispenser unit (26), in particular wherein the dispenser unit (26) comprises a dispenser interface (28), wherein the dispenser unit (26) is connected to the dishwasher (12) for dosing a detergent to the dishwasher (12), a logic unit (30), in particular wherein the logic unit (30) is connectable to the dishwasher interface (14) and the dispenser interface (28), and a current sensor (24) for measuring an electrical current consumed by the dishwasher (12), wherein the current sensor (24) is connected to the logic unit (30). By replacing costly water meters by a current sensor (24), the cost efficiency of the washing system (10) may be increased. In addition, the assembling and maintenance effort of the washing system (10) may be reduced.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.