US 12,035,868 B2
Systems for prevention of accidental control inputs in appliances
Spencer Christian Paire, Louisville, KY (US)
Assigned to Haier US Appliance Solutions, Inc., Wilmington, DE (US)
Filed by Haier US Appliance Solutions, Inc., Wilmington, DE (US)
Filed on Apr. 14, 2022, as Appl. No. 17/720,783.
Prior Publication US 2023/0329517 A1, Oct. 19, 2023
Int. Cl. A47L 15/42 (2006.01); G01D 5/244 (2006.01)
CPC A47L 15/4259 (2013.01) [A47L 15/4274 (2013.01); A47L 15/4293 (2013.01); G01D 5/244 (2013.01); A47L 2401/26 (2013.01); A47L 2501/36 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A dishwashing appliance, comprising;
a tub defining a wash chamber;
a door rotatably mounted to the tub, the door configured to rotate between an open position and a closed position;
a user interface mounted on the door;
a controller in signal communication with the user interface;
a pulley mounted to the tub;
a cord coupled to the door via a mounting flange at one end of the cord, the cord configured to rotate the pulley when the door is rotated between the open position and the closed position, the cord coupled to a spring at an opposite end of the cord;
a magnet mounted to the pulley, the magnet configured to rotate with the pulley as the door is rotated; and
a sensor mounted to the tub proximate the pulley, the sensor configured to detect the position of the magnet,
wherein the controller is configured to disable the user interface based at least in part on the position of the magnet.