Dishwasher rack system
First Claim
Patent Images
1. A dish washing appliance comprising:
- a dishwasher tub;
one or more dishwasher racks positioned within the dishwasher tub, at least one of the dishwasher racks is positionable between a stowed position and a deployed position along a horizontal plane, wherein the deployed position is different from the stowed position;
at least one motor;
at least one worm screw operably coupled to the at least one motor;
at least one threaded member connected to the at least one dishwasher rack and the at least one worm screw, wherein the at least one threaded member is positionable with the at least one dishwasher rack between the stowed position and the deployed position; and
the at least one motor applies a drive force to the at least one dishwasher rack in both an automatic configuration and a manual configuration between the deployed position and the stowed position, wherein when in the manual configuration the at least one motor decreases the drive force corresponding to the increase in a user applied force to the at least one dishwasher rack in a direction of travel between the stowed position and the deployed position.
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Accused Products
Abstract
A dishwasher rack for a dish washing appliance. The dishwasher rack may be positionable between a stowed position and a deployed position. A motor may drive the dishwasher rack. The motor may be coupled to the dishwasher rack by a rack and pinion, a worm screw, and/or the like. The dishwasher rack may be in a manual configuration and/or automatic configuration.
68 Citations
14 Claims
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1. A dish washing appliance comprising:
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a dishwasher tub; one or more dishwasher racks positioned within the dishwasher tub, at least one of the dishwasher racks is positionable between a stowed position and a deployed position along a horizontal plane, wherein the deployed position is different from the stowed position; at least one motor; at least one worm screw operably coupled to the at least one motor; at least one threaded member connected to the at least one dishwasher rack and the at least one worm screw, wherein the at least one threaded member is positionable with the at least one dishwasher rack between the stowed position and the deployed position; and the at least one motor applies a drive force to the at least one dishwasher rack in both an automatic configuration and a manual configuration between the deployed position and the stowed position, wherein when in the manual configuration the at least one motor decreases the drive force corresponding to the increase in a user applied force to the at least one dishwasher rack in a direction of travel between the stowed position and the deployed position. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A dish washing appliance comprising:
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a dishwasher tub; at least one dishwasher rack positioned within the dishwasher tub, the at least one dishwasher rack positionable between a stowed position and a deployed position, wherein the deployed position is different from the stowed position; at least one motor, wherein the at least one motor is positioned outside the dishwasher tub; a gear mechanism connecting the at least one motor to the at least one dishwasher rack; the at least one dishwasher rack is operable between the stowed position and the deployed position in at least one of an automatic configuration and a manual configuration; when in the automatic configuration the at least one motor applies a first force to the at least one dishwasher rack between the deployed position and the stowed position; and when in the manual configuration the at least one motor applies a second force in addition to a user applied force to the at least one dishwasher rack between the deployed position and the stowed position, wherein the second force is less than the first force and greater than zero. - View Dependent Claims (10, 11, 12, 13, 14)
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Specification