Low-noise in-sink dishwasher
AssigneeWhirlpool Corporation
InventorsJohn M. DeBoer, Larry D. Marks, Andrew J. Retsema
Life of this patent
Estimating the term…
Abstract
A dish-cleaning appliance comprising a sink having a bowl defining a wash chamber with an open top for providing access to the wash chamber. A liquid recirculation system is provided for spraying liquid onto the dish rack to effect the cleaning of any dishes along the rack. The lid is mounted to the sink and is movable to selectively cover the open top of the bowl. The lid includes a sound absorber and a sound dampener for reducing the transfer of sound from the wash chamber through the lid.
Claims27
A dish-cleaning appliance comprising:
- a sink having a bowl defining a wash chamber for receiving dishes to be washed, and having an open top for providing access to the wash chamber;
- a liquid recirculation system for spraying liquid into the wash chamber for cleaning any dishes within the wash chamber;
- a lid mounted to the sink and movable to selectively cover the open top of the bowl and thereby close the wash chamber, the lid comprising:
- an upper surface facing away from the wash chamber when the lid covers the open top,
- a lower surface facing toward the wash chamber when the lid covers the open top;
- a sound absorption layer disposed between the upper and lower surfaces, and
- a vibration-dampening layer disposed between the sound absorption layer and one of the upper and lower surfaces.
A dish-cleaning appliance comprising:
- a sink having a bowl defining a wash chamber for receiving dishes to be washed, and having an open top for providing access to the wash chamber;
- a liquid recirculation system for spraying liquid into the wash chamber for cleaning any dishes within the wash chamber;
- a lid mounted to the sink and movable to selectively cover the open top of the bowl and thereby close the wash chamber, the lid comprising:
- an upper surface facing away from the wash chamber when the lid covers the open top,
- a lower surface facing toward the wash chamber when the lid covers the open top;
- a fibrous layer disposed between the upper and lower surfaces, and
- a vibration dampening layer disposed between the sound absorption layer and one of the upper and lower surfaces.
A dish-cleaning appliance comprising:
- a sink having a bowl defining a wash chamber for receiving dishes to be washed, and having an open top for providing access to the wash chamber;
- a liquid recirculation system for spraying liquid into the wash chamber for cleaning any dishes within the wash chamber;
- a lid mounted to the sink and movable to selectively cover the open top of the bowl and thereby close the wash chamber, the lid comprising:
- an upper surface facing away from the wash chamber when the lid covers the open top,
- a lower surface facing toward the wash chamber when the lid covers the open top;
- and
- a frame to which the upper surface and the lower surface are mounted to form the lid.
Dependencies are inferred from the claim text.