Dish washing machine having a steam generator and an...

Details Dish washing machine having a steam generator and an... Dish washing machine having a steam generator and an...

2008-02-19

2011-11-29

Perrin, Joseph L (Department: 1711)

Cleaning and liquid contact with solids

Apparatus

Automatic controls

C134S105000, C134S200000

Reexamination Certificate

active

08066822

ABSTRACT:
Dish washing machine including a steam generator. The dish washing machine also includes a tub that defines a dish washing space therein. A water supply supplies water to the steam generator, and a steam flow conduit guides steam, generated by the steam generator, to the dish washing space. An over-pressure prevention conduit having one end connected to the water supply conduit and the other end connected to either the steam flow conduit or the tub. The over-pressure prevention conduit prevents water in the steam generator from flowing backward into the water conduit and/or the public water supply when a reverse water pressure condition occurs.

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