Patent · US Active

Surface-cleaning machine

US10349797B2 · kind B2 · utility

6Cited by

26References

31Claims

0Family size

Assignee

ALFRED KÄRCHER SE & CO. KG · DE

Inventors

Fabian Moser · Schorndorf, DE
Christoph Rufenach · Ditzingen, DE
Johanna Buchmann · Stuttgart, DE
Andreas Mueller · Zeitlarn, DE
Manuel Schulze · Kornwestheim, DE

Key dates

Filing date	Apr 12, 2017
Grant date	Jul 16, 2019
Priority date	—
Expiry date	Aug 29, 2037

Classification

Technology area (CPC A)Human Necessities
CPC primaryA47L11/4088
WIPO fieldFurniture, games
WIPO sectorOther fields

Abstract

A surface-cleaning machine is provided, which includes an appliance body on which a suction apparatus device is arranged, a cleaning head on which at least one cleaning roller is arranged, and a drive device for driving the at least one cleaning roller in rotation, wherein the cleaning head has, between a first face side and an oppositely situated second face side, a first region, a second region and a central region situated between the first and second regions, and wherein at least one first suction mouth is positioned at the first region and associated with the at least one cleaning roller and at least one second suction mouth is positioned at the second region and associated with the at least one cleaning roller, wherein the at least one first suction mouth and the at least one second suction mouth are fluidically connected to the suction apparatus device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.