Dishwashing machine having a water vapor recovery line and method for washing articles
First Claim
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1. A dishwashing machine comprising:
- (a) a washing chamber comprising a housing, a washing chamber interior for spray application of wash water and rinse water, and a water vapor vent for removal of water vapor from the washing chamber interior;
(b) a water holding tank for holding wash water and rinse water; and
(c) a water vapor recovery line extending from the water vapor vent to an air and liquid water discharge, the water vapor recovery line comprising a condensing region for condensing water vapor present in the condensing region, the condensing region comprising a plurality of spray nozzles for spraying water within the condensing region.
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Abstract
The washing chamber includes a housing, a washing chamber interior for spray application of wash water and rinse water, and a water vapor vent for removal of water vapor from the washing chamber interior. The water holding tank is provided for holding wash water and rinse water from the washing chamber. The water vapor recovery line extends from the water vapor vent to an air and liquid water discharge. The water vapor recovery line comprises a condensing region for condensing water vapor present in the condensing region. A method for operating a dishwashing machine is provided.
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Citations
28 Claims
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1. A dishwashing machine comprising:
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(a) a washing chamber comprising a housing, a washing chamber interior for spray application of wash water and rinse water, and a water vapor vent for removal of water vapor from the washing chamber interior;
(b) a water holding tank for holding wash water and rinse water; and
(c) a water vapor recovery line extending from the water vapor vent to an air and liquid water discharge, the water vapor recovery line comprising a condensing region for condensing water vapor present in the condensing region, the condensing region comprising a plurality of spray nozzles for spraying water within the condensing region. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A dishwashing machine comprising:
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(a) a washing chamber comprising a housing, a washing chamber interior for spray application of wash water and rinse water, and a water vapor vent for removal of water vapor from the washing chamber interior;
(b) a water holding tank for holding wash water and rinse water; and
(c) a water vapor recovery line comprising;
(i) a water tank comprising a water bath;
(ii) a water vapor conduit comprising a first end and a second end, the first end extending from the water vapor vent and the second end provided in the pool of water; and
(iii) an air discharge from the water tank; and
(iv) a fan for drawing water vapor from the washing chamber interior to the water holding tank. - View Dependent Claims (15, 16, 17, 18, 19)
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20. A method for operating a dishwashing machine comprising:
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(a) washing articles in a washing chamber interior of a washing chamber by spray application of wash water and rinse water onto the articles;
(b) drawing water vapor from the washing chamber interior into a water vapor recovery line at a volume flow rate of at least about 45 ft3/min, and condensing at least a portion of the water vapor to provide condensed water;
(c) removing the articles from the washing chamber interior. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27)
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28. A dishwashing machine comprising:
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(a) a washing chamber comprising a housing, a washing chamber interior for spray application of wash water and rinse water, and a water vapor vent for removal of water vapor from the washing chamber interior;
(b) a water holding tank for holding wash water and rinse water; and
(c) a water vapor recovery line comprising;
(i) a water vapor conduit in communication with the washing chamber vent and comprising a condensing region for condensing water vapor present in the condensing region, the condensing region comprising a spray nozzle arrangement for spraying water within the condensing region to create a water vapor flow rate of at least about 45 ft3/min; and
(ii) an air and liquid water discharge.
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Specification