US 11,653,813 B2
Domestic dishwasher
Michael Lugert, Jettingen-Scheppach (DE); Bernd Eisenbart, Holzheim (DE); and Werner Oblinger, Mödingen (DE)
Assigned to BSH Hausgeräte GmbH, Munich (DE)
Appl. No. 17/427,933
Filed by BSH Hausgeräte GmbH, Munich (DE)
PCT Filed Jul. 16, 2020, PCT No. PCT/EP2020/070111
§ 371(c)(1), (2) Date Aug. 3, 2021,
PCT Pub. No. WO2021/018612, PCT Pub. Date Feb. 4, 2021.
Claims priority of application No. 10 2019 211 429.6 (DE), filed on Jul. 31, 2019.
Prior Publication US 2022/0047144 A1, Feb. 17, 2022
Int. Cl. A47L 15/00 (2006.01); A47L 15/22 (2006.01); F16D 7/04 (2006.01)
CPC A47L 15/0049 (2013.01) [A47L 15/22 (2013.01); F16D 7/044 (2013.01); F16D 7/048 (2013.01); A47L 2401/24 (2013.01); A47L 2501/20 (2013.01); F16D 2300/18 (2013.01)] 30 Claims
OG exemplary drawing
 
16. A controlled spray arm for a household dishwasher having a wash container, comprising:
a spray arm for applying washing liquor and/or fresh water to a dishwasher load;
a drive system for actively driving the spray arm; and
an overload protection mechanism configured to move autonomously from a coupling position, in which power is transmitted between the drive system and the spray arm, into a decoupling position, in which the power transmission between the drive system and the spray arm is interrupted, when the spray arm becomes blocked.