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US 5,331,984 AGranted
Dishwasher
AssigneeKabushiki Kaisha Toshiba
InventorAkira Isagawa
Life of this patent
Estimating the term…
Abstract
A dishwasher includes a heater to heat water in a liquid containing portion, and a washing pump which circulates the water through a spray and the liquid continuing portion. A thermistor to detect the temperature of the heated water, is located on the liquid containing portion. A controller actuates the heater continuously and actuates the washing pump intermittently in a washing operation until the water temperature reaches a predetermined temperature.
Claims11
A dishwasher comprising:
- a) a chamber having a portion for containing articles to be cleaned;
- b) a liquid containing portion located on the bottom of the chamber for containing water;
- c) heating means, located in the liquid containing portion, for heating the water;
- d) spray means for spraying the water to the articles to be cleaned;
- e) a washing pump, connected to the liquid containing portion and the spray means, for supplying the water from the liquid containing portion to the spray means, so that the water is circulated through the chamber, the liquid containing portion and the spray means;
- f) temperature detecting means for detecting temperature of the water in the chamber;
- and
- g) control means, responsive to the temperature detecting means, for actuating the heating means, and for actuating the washing pump intermittently, until the temperature detected by the temperature detecting means reaches a predetermined temperature at a beginning of a washing operation.
5 more elements
A dishwasher comprising:
- a) a chamber having a portion for containing articles to be cleaned;
- b) a liquid containing portion located on the bottom of the chamber for containing water;
- c) a heater located in the liquid containing portion, for heating the water;
- d) a sprayer for spraying the water to the articles to be cleaned;
- e) a washing pump, connected to the liquid containing portion and the sprayer, for supplying the water from the liquid containing portion to the sprayer so that the water is circulated through the chamber, the liquid containing portion and the sprayer;
- f) temperature detector for detecting temperature of the water in the chamber;
- and
- g) a controller, responsive to the temperature detector, for actuating the heater and for actuating the washing pump intermittently, until the temperature detected by the temperature detector reaches a predetermined temperature at a beginning of a washing operation.
5 more elements
Dependencies are inferred from the claim text.