公开(公告)号：US11523724B2

公开(公告)日：2022-12-13

申请号：US16786550

申请日：2020-02-10

申请人： Alfred Kärcher SE & Co. KG

发明人： Marc Meisenbacher ,  Christoph Rufenach ,  Tobias Palmer ,  Andreas Mueller ,  Mathias Frisch

IPC分类号： A47L11/40 ,  A47L11/292

摘要： A surface cleaning machine is provided, including a cleaning head having at least one driven cleaning roller unit, a dirty fluid reservoir device arranged on the cleaning head, and a scraping guide device for dirty fluid that acts on the at least one cleaning roller unit, wherein the dirty fluid reservoir device has a container device for dirty fluid and a cover device for the container device, wherein a duct device for cleaning liquid is arranged on the cover device, and wherein there is arranged on the cover device an orifice device which is fluidically connected to the duct device and by means of which cleaning liquid is applicable to the at least one cleaning roller unit.

公开(公告)号：US20200170472A1

公开(公告)日：2020-06-04

申请号：US16786550

申请日：2020-02-10

申请人： Alfred Kärcher SE & Co. KG

发明人： Marc Meisenbacher ,  Christoph Rufenach ,  Tobias Palmer ,  Andreas Mueller ,  Mathias Frisch

IPC分类号： A47L11/292 ,  A47L11/40

摘要： A surface cleaning machine is provided, including a cleaning head having at least one driven cleaning roller unit, a dirty fluid reservoir device arranged on the cleaning head, and a scraping guide device for dirty fluid that acts on the at least one cleaning roller unit, wherein the dirty fluid reservoir device has a container device for dirty fluid and a cover device for the container device, wherein a duct device for cleaning liquid is arranged on the cover device, and wherein there is arranged on the cover device an orifice device which is fluidically connected to the duct device and by means of which cleaning liquid is applicable to the at least one cleaning roller unit.