US 12,232,651 B2
Systems for grind duration adjustment for grinders
Qianmao Zhou, Shanghai (CN); Shanfeng Ding, Shanghai (CN); Bo Yan, Shanghai (CN); and Xingde Kang, Shanghai (CN)
Assigned to Haier US Appliance Solutions, Inc., Wilmington, DE (US)
Appl. No. 17/799,562
Filed by Haier US Appliance Solutions, Inc., Wilmington, DE (US); and Qianmao Zhou, Shanghai (CN)
PCT Filed May 6, 2022, PCT No. PCT/CN2022/091142
§ 371(c)(1), (2) Date Aug. 12, 2022,
PCT Pub. No. WO2023/212909, PCT Pub. Date Nov. 9, 2023.
Prior Publication US 2024/0180366 A1, Jun. 6, 2024
Int. Cl. A47J 42/08 (2006.01); A47J 42/06 (2006.01); A47J 42/18 (2006.01)
CPC A47J 42/08 (2013.01) [A47J 42/06 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A system, comprising:
a grinder, comprising an upper annular ring and a lower annular ring; and
a controller, configured for choosing a grind duration based upon a grind size value;
an optical sensor, coupled to the upper annular ring and the lower annular ring, configured for measuring a distance between the upper annular ring and the lower annular ring; and
wherein the distance corresponds to the grind size value.