US 12,029,372 B2
Detergent cartridge for a dishwasher
Bassam Fawaz, Louisville, KY (US); Robert M. Digman, Goshen, KY (US); Joel Boyer, Louisville, KY (US); and Russell Dietrich, Taylorsville, KY (US)
Assigned to MIDEA GROUP CO., LTD., Guangdong (CN)
Filed by Midea Group Co., Ltd., Foshan (CN)
Filed on Aug. 30, 2021, as Appl. No. 17/460,732.
Application 17/460,732 is a continuation of application No. 16/445,521, filed on Jun. 19, 2019, granted, now 11,103,120.
Prior Publication US 2021/0386269 A1, Dec. 16, 2021
Int. Cl. A47L 15/44 (2006.01); B65H 75/08 (2006.01); B65H 75/28 (2006.01)
CPC A47L 15/4463 (2013.01) [A47L 15/4472 (2013.01); A47L 15/449 (2013.01); B65H 75/08 (2013.01); B65H 75/28 (2013.01); A47L 2401/30 (2013.01); A47L 2501/07 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A dishwasher comprising:
a wash tub; and
a detergent dispenser positioned in the wash tub to dispense detergent into the wash tub including
a detergent cartridge including:
an outlet;
a load compartment;
a detergent strip comprising a plurality of detergents;
an unload compartment having a spool wheel, wherein the spool wheel includes an inner cylinder and an outer cylinder fixed to and substantially concentric with the inner cylinder and offset from each other to define a continuous annular channel entirely around the inner cylinder and one or more slots in the outer cylinder securing an end of the one or more detergent strips;
a spool wheel driver configured to rotate both the inner cylinder and the outer cylinder of the spool wheel and progressively coil the detergent strip containing a plurality of the detergents from the load compartment to the unload compartment to expel at least one detergent of the plurality of detergents from the detergent strip through the outlet.