US 11,690,493 B2
Cleaning robot and cleaning system
Norbert Weis, Weinheim (DE); Marc Heiland, Worms (DE); and Christian Stenglein, Frankfurt am Main (DE)
Assigned to CARL FREUDENBERG KG, Weinheim (DE)
Appl. No. 17/778,867
Filed by CARL FREUDENBERG KG, Weinheim (DE)
PCT Filed Jul. 23, 2020, PCT No. PCT/EP2020/070771
§ 371(c)(1), (2) Date May 23, 2022,
PCT Pub. No. WO2021/104689, PCT Pub. Date Jun. 3, 2021.
Claims priority of application No. 10 2019 132 312.6 (DE), filed on Nov. 28, 2019.
Prior Publication US 2022/0409001 A1, Dec. 29, 2022
Int. Cl. A47L 11/40 (2006.01); A47L 11/10 (2006.01); A47L 11/28 (2006.01)
CPC A47L 11/4036 (2013.01) [A47L 11/10 (2013.01); A47L 11/28 (2013.01); A47L 11/4002 (2013.01); A47L 11/4091 (2013.01); A47L 2201/02 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A cleaning robot comprising:
a main body;
a drive device; and
a cleaning device equipped for wet-cleaning floors to be cleaned, wherein:
the main body, on the side facing the floor to be cleaned, is assigned a receptacle unit,
a first mop pad configured for wet-cleaning is fastened to the receptacle unit,
the cleaning robot is configured to autonomously exchange the first mop pad fastened to the receptacle unit for a second mop pad,
the first mop pad and the receptacle unit each have a fastener for fastening the first mop pad to the receptacle unit, and
the receptacle unit is configured to be retracted into the main body.