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US 9,427,133 B2Granted
Dishwasher insulation blanket
AssigneeOwens Corning Intellectual Capital, LLC
InventorsAnthony L. Rockwell, Phillip J. Johnson
Life of this patent
Estimating the term…
Abstract
A dishwasher insulation blanket includes a sound absorbing layer, a sound reflecting layer; and a heat activated adhesive layer on a first side of the sound reflecting layer. The heat activated adhesive layer is configured to be activated by heat that emanates from a dishwasher during normal operation of the dishwasher.
Claims18
A moisture management system for a dishwasher, comprising:
- a first insulation blanket disposed over a top wall and two side walls of a dishwasher tub;
- wherein the insulation blanket comprises a sound reflecting layer and a porous sound absorbing layer;
- wherein the sound reflecting layer is positioned between the dishwasher tub and the the porous sound absorbing layer;
- and
- wherein the sound reflecting layer retains heat from a wash cycle and releases the heat through the top wall and the two side walls, thereby driving moisture away from a front door of the dishwasher;
- wherein the sound reflecting layer is disposed over only a forward portion of the dishwasher tub and wherein a width Ws of the sound reflecting layer is less than one half of a width Wp of the porous sound absorbing layer to drive moisture from a forward portion of the tub toward a rearward portion of the tub.
3 more elements
A dishwasher installation, comprising:
- cabinets;
- a countertop disposed on the cabinets;
- wherein the cabinets and the countertop are arranged to form a dishwasher cavity;
- a dishwasher disposed in the cavity, the dishwasher comprising:
- a plastic tub having a top wall and two side walls;
- an insulation blanket disposed over the tub top wall and the two side walls wherein the insulation blanket is not fixedly attached to the tub prior to a first wash cycle;
- wherein the insulation blanket comprises a sound reflecting layer, a porous sound absorbing layer, and a heat activated adhesive layer;
- upon activation of the heat activated adhesive layer using heat generated during operation of the dishwasher at least, the adhesive layer fixedly attaches the blanket to the tub;
- thereby eliminating a need for a baking-on process.
6 more elements
Dependencies are inferred from the claim text.