EP 3678525 A1 20200715 - SURFACE CLEANING MACHINE COMPRISING COUNTER-ROTATING CLEANING ROLLER UNITS AND METHOD FOR OPERATING SUCH A SURFACE CLEANING MACHINE
Title (en)
SURFACE CLEANING MACHINE COMPRISING COUNTER-ROTATING CLEANING ROLLER UNITS AND METHOD FOR OPERATING SUCH A SURFACE CLEANING MACHINE
Title (de)
FLÄCHEN-REINIGUNGSMASCHINE MIT GEGENLÄUFIGEN REINIGUNGSWALZENEINHEITEN UND VERFAHREN ZUM BETREIBEN EINER SOLCHEN FLÄCHEN-REINIGUNGSMASCHINE
Title (fr)
MACHINE DE NETTOYAGE DE SURFACE AYANT DES UNITÉS À ROULEAUX DE NETTOYAGE CONTRAROTATIVES ET PROCÉDÉ DE FONCTIONNEMENT D'UNE MACHINE DE NETTOYAGE DE SURFACE
Publication
Application
Priority
- DE 102017120722 A 20170908
- EP 2018073895 W 20180905
Abstract (en)
[origin: WO2019048496A1] The invention relates to a surface cleaning machine (10), comprising a cleaning head (12) having a first cleaning roller unit (16), which is driven in a rotating manner in a first rotational direction (36), and having a second cleaning roller unit (18) which is driven in a rotating manner in a second rotational direction (38), wherein the second rotational direction (38) is opposite to the first rotational direction (36), wherein a first sweeping element (72) is assigned to the first cleaning roller unit (16), said sweeping element being positioned between the first cleaning roller unit (16) and the second cleaning roller unit (18) and/or wherein a second sweeping element (74) is assigned to the second cleaning roller unit (18).
IPC 8 full level
A47L 5/30 (2006.01); A47L 11/33 (2006.01); A47L 11/40 (2006.01)
CPC (source: CN EP)
A47L 5/30 (2013.01 - CN EP); A47L 11/33 (2013.01 - CN EP); A47L 11/4011 (2013.01 - CN); A47L 11/4013 (2013.01 - EP); A47L 11/4041 (2013.01 - EP); A47L 11/4044 (2013.01 - EP); A47L 11/4063 (2013.01 - CN); A47L 11/4077 (2013.01 - EP); A47L 2201/00 (2013.01 - CN EP); A47L 2201/06 (2013.01 - CN)
Citation (examination)
- WO 9937198 A1 19990729 - INTERFACE INC [US], et al
- WO 8404663 A1 19841206 - POSTONEN ARNE JOHANNES [SE]
- EP 2395895 B1 20130724 - KONINKL PHILIPS ELECTRONICS NV [NL]
- US 4845794 A 19890711 - KORSKI HENRYK [DK], et al
- DE 212015000069 U1 20160929 - ALLCLEAN REINIGUNGS- UND UMWELT-TECHNIK GMBH [DE]
- WO 2017152973 A1 20170914 - KAERCHER GMBH & CO KG ALFRED [DE]
- See also references of WO 2019048496A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2019048496 A1 20190314; CN 111093448 A 20200501; CN 111093448 B 20230505; CN 116269033 A 20230623; DE 102017120722 A1 20190314; EP 3678525 A1 20200715
DOCDB simple family (application)
EP 2018073895 W 20180905; CN 201880057933 A 20180905; CN 202310378511 A 20180905; DE 102017120722 A 20170908; EP 18768827 A 20180905