SENSING OVER SUDS CONDITION TO IMPROVE CLEANING WITH OXIDIZING AGENTS
First Claim
1. A wash cycle for a clothes washer, the clothes washer having a wash zone defined within a rotating drum having an outer wall, for receiving a load of fabric, comprising the steps:
- dispensing a detergent wash liquor into the wash zone,washing the fabric load in the wash zone with the detergent wash liquor,dispensing an oxidizing agent wash liquor into the wash zone,washing the fabric load in the wash zone with the oxidizing agent wash liquor,wherein the washing steps include sensing for an oversuds condition, and if an oversuds condition is detected, undertaking steps to reduce the oversuds condition during the step of washing the fabric load.
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Accused Products
Abstract
A wash cycle used in a clothes washer with a wash zone for receiving a load of fabric defined within a rotating drum having an outer wall. The wash cycle includes a step of dispensing a detergent wash liquor into the wash zone, washing the fabric load in the wash zone with the detergent wash liquor, dispensing an oxidizing agent wash liquor into the wash zone and washing the fabric load in the wash zone with the oxidizing agent wash liquor. The washing steps include steps of sensing for an oversuds condition. If an oversuds condition is detected, steps are undertaken to reduce the oversuds condition during the step of washing the fabric load.
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Citations
19 Claims
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1. A wash cycle for a clothes washer, the clothes washer having a wash zone defined within a rotating drum having an outer wall, for receiving a load of fabric, comprising the steps:
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dispensing a detergent wash liquor into the wash zone, washing the fabric load in the wash zone with the detergent wash liquor, dispensing an oxidizing agent wash liquor into the wash zone, washing the fabric load in the wash zone with the oxidizing agent wash liquor, wherein the washing steps include sensing for an oversuds condition, and if an oversuds condition is detected, undertaking steps to reduce the oversuds condition during the step of washing the fabric load. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 18, 19)
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15. A wash cycle for a clothes washer, the clothes washer having a wash zone defined within a rotating drum having an outer wall, for receiving a load of fabric, comprising the steps:
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dispensing a detergent wash liquor into the wash zone, washing the fabric load in the wash zone with the detergent wash liquor while sensing for an oversuds condition, and if an oversuds condition is detected, undertaking steps to reduce the oversuds condition during this step of washing the fabric load, incrementally dispensing an oxidizing agent wash liquor into the wash zone while sensing for an oversuds condition, and if an oversuds condition is detected, undertaking steps to reduce the oversuds condition during this step of washing the fabric load, and if no oversuds condition is detected, continuing to incrementally dispense the oxidizing agent until a desired amount of oxidizing agent is added to the oxidizing agent wash liquor, the steps of reducing the oversuds condition comprise adding an anti-suds treatment to the wash liquor, tumbling the fabric load in the wash zone by undertaking a low duty cycle intermittent rotation of the washer drum, and thereafter, undertaking a timed pause in the wash cycle during which time there is no rotation of the washer drum, prior to returning to the step of washing the fabric load. - View Dependent Claims (16, 17)
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Specification