Back to results
US 11,661,699 B2Granted
Low pressure laundry treating appliance
AssigneeWhirlpool Corporation
InventorRodney M. Welch
Life of this patent
Estimating the term…
Abstract
An apparatus and method for a low pressure laundry treating appliance having a cabinet defining an interior, and a drum provided within the interior, the drum including at least an inner wall and an outer wall. Pressure differentiations and flash evaporation can enable drying without excess use of conventional heating methods.
Claims20
A laundry treating appliance for treating laundry according to an automatic cycle of operation, the laundry treating appliance comprising:
- a drum assembly comprising:
- an outer drum defining an outer drum interior, the outer drum having an outer surface with an infrared absorbing coating and an infrared heater connected with the outer surface;
- an inner drum located within the outer drum interior, the inner drum at least partially defining a treating chamber having an access opening, and the inner drum spaced from the outer drum to define an interstitial space;
- a closure selectively closing the access opening;
- a vacuum pump fluidly coupled to the interstitial space;
- and
- a cooling assembly fluidly coupled to the vacuum pump.
4 more elements
Dependencies are inferred from the claim text.