Appliance methods and apparatus
First Claim
Patent Images
1. A method comprising:
- using a turbine ratemeter in an appliance to meter delivery of a liquid.
2 Assignments
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Accused Products
Abstract
A method includes using a turbine ratemeter in an appliance to meter delivery of a liquid.
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Citations
20 Claims
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1. A method comprising:
using a turbine ratemeter in an appliance to meter delivery of a liquid. - View Dependent Claims (2)
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3. A method of operating a dishwasher, said method comprising:
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sensing a current to a pump motor to detect a cavitation of the pump; and
actuating a valve in response to detecting the cavitation. - View Dependent Claims (4, 5)
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6. A method of operating a dishwasher, said method comprising:
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using a turbine ratemeter to deliver a first amount of water to the dishwasher for a first dishwashing cycle;
monitoring at least one operation of the dishwasher during the first dishwashing cycle to detect an underfill condition;
using the turbine ratemeter to add additional water to the dishwasher upon detecting at least one underfill condition during the first dishwashing cycle;
retaining a first total amount of additional water added during the first dishwashing cycle;
using the turbine ratemeter to deliver the first amount of water to the dishwasher for a second dishwashing cycle subsequent the first cycle;
monitoring at least one operation of the dishwasher during the second dishwashing cycle to detect an underfill condition;
using the turbine ratemeter to add additional water to the dishwasher upon detecting at least one underfill condition during the second dishwasher cycle;
retaining a second total amount of additional water added during the second dishwashing cycle; and
determining a second amount of water to deliver to the dishwasher for a third dishwashing cycle subsequent the second cycle using the retained first total amount of additional water added and the retained second total amount of additional water added. - View Dependent Claims (7, 8, 9)
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10. A dishwasher comprising:
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a wash chamber; and
a turbine ratemeter positioned to deliver water into said wash chamber. - View Dependent Claims (11, 12, 13)
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14. A dishwasher comprising:
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a wash chamber;
means to deliver a metered amount of water into said wash chamber; and
a controller coupled to said means, said controller configured to deliver a first amount of water to the dishwasher for a first dishwashing cycle;
monitor at least one operation of the dishwasher during the first dishwashing cycle to detect an underfill condition;
add additional water to the dishwasher upon detecting at least one underfill condition during the first dishwashing cycle;
retain a first total amount of additional water added during the first dishwashing cycle;
deliver the first amount of water to the dishwasher for a second dishwashing cycle subsequent the first cycle;
monitor at least one operation of the dishwasher during the second dishwashing cycle to detect an underfill condition;
add additional water to the dishwasher upon detecting at least one underfill condition during the second dishwasher cycle;
retain a second total amount of additional water added during the second dishwashing cycle; and
determine a second amount of water to deliver to the dishwasher for a third dishwashing cycle subsequent the second cycle using the retained first total amount of additional water added and the retained second total amount of additional water added. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification