EP4331457A4 - Cleaning device - Google Patents

Cleaning device Download PDF

Info

Publication number
EP4331457A4
EP4331457A4 EP22810386.7A EP22810386A EP4331457A4 EP 4331457 A4 EP4331457 A4 EP 4331457A4 EP 22810386 A EP22810386 A EP 22810386A EP 4331457 A4 EP4331457 A4 EP 4331457A4
Authority
EP
European Patent Office
Prior art keywords
cleaning device
cleaning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22810386.7A
Other languages
German (de)
French (fr)
Other versions
EP4331457A1 (en
Inventor
Zugen Ni
Guoxiang QIAN
Yongjun XIE
Xinxin Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kingclean Electric Co Ltd
Lexy Electric Green Energy Technology Suzhou Co Ltd
Original Assignee
Kingclean Electric Co Ltd
Lexy Electric Green Energy Technology Suzhou Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN202110586889.6A external-priority patent/CN115399687A/en
Priority claimed from CN202110813176.9A external-priority patent/CN115634867B/en
Priority claimed from CN202111007095.6A external-priority patent/CN115721201A/en
Priority claimed from CN202111209222.0A external-priority patent/CN115989977A/en
Application filed by Kingclean Electric Co Ltd, Lexy Electric Green Energy Technology Suzhou Co Ltd filed Critical Kingclean Electric Co Ltd
Publication of EP4331457A1 publication Critical patent/EP4331457A1/en
Publication of EP4331457A4 publication Critical patent/EP4331457A4/en
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/24—Hand-supported suction cleaners
    • A47L5/26—Hand-supported suction cleaners with driven dust-loosening tools
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/02—Floor surfacing or polishing machines
    • A47L11/10—Floor surfacing or polishing machines motor-driven
    • A47L11/14—Floor surfacing or polishing machines motor-driven with rotating tools
    • A47L11/18—Floor surfacing or polishing machines motor-driven with rotating tools the tools being roll brushes
    • A47L11/185—Floor surfacing or polishing machines motor-driven with rotating tools the tools being roll brushes with supply of cleaning agents
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/02—Floor surfacing or polishing machines
    • A47L11/20—Floor surfacing or polishing machines combined with vacuum cleaning devices
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/29—Floor-scrubbing machines characterised by means for taking-up dirty liquid
    • A47L11/292—Floor-scrubbing machines characterised by means for taking-up dirty liquid having rotary tools
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/29—Floor-scrubbing machines characterised by means for taking-up dirty liquid
    • A47L11/30—Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
    • A47L11/302—Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction having rotary tools
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
    • A47L11/4016—Contaminants collecting devices, i.e. hoppers, tanks or the like specially adapted for collecting fluids
    • A47L11/4019—Fill level sensors; Security means to prevent overflow, e.g. float valves
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4027—Filtering or separating contaminants or debris
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4036—Parts or details of the surface treating tools
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4036—Parts or details of the surface treating tools
    • A47L11/4044—Vacuuming or pick-up tools; Squeegees
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/408—Means for supplying cleaning or surface treating agents
    • A47L11/4083—Liquid supply reservoirs; Preparation of the agents, e.g. mixing devices
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4094—Accessories to be used in combination with conventional vacuum-cleaning devices
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/28—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
    • A47L5/30—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
    • A47L7/0004—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners
    • A47L7/0023—Recovery tanks
    • A47L7/0028—Security means, e.g. float valves or level switches for preventing overflow
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1608—Cyclonic chamber constructions
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1658—Construction of outlets
    • A47L9/1666—Construction of outlets with filtering means
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1683—Dust collecting chambers; Dust collecting receptacles
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1691—Mounting or coupling means for cyclonic chamber or dust receptacles
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/18—Liquid filters
    • A47L9/186—Construction of outlets
    • A47L9/187—Construction of outlets with filtering means, e.g. separators

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
  • Cleaning In General (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Surgical Instruments (AREA)
  • Cleaning Or Drying Semiconductors (AREA)
EP22810386.7A 2021-05-27 2022-05-13 Cleaning device Pending EP4331457A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN202110586889.6A CN115399687A (en) 2021-05-27 2021-05-27 Vacuuming, cleaning, handheld three-in-one wet and dry dual-purpose multifunctional handheld stick vacuum cleaner
CN202110813176.9A CN115634867B (en) 2021-07-19 2021-07-19 Wastewater tank and cleaning device for cleaning device
CN202111007095.6A CN115721201A (en) 2021-08-30 2021-08-30 A ground brush and its cleaning equipment
CN202111209222.0A CN115989977A (en) 2021-10-18 2021-10-18 Sewage tank and cleaning device
PCT/CN2022/092723 WO2022247659A1 (en) 2021-05-27 2022-05-13 Cleaning device

Publications (2)

Publication Number Publication Date
EP4331457A1 EP4331457A1 (en) 2024-03-06
EP4331457A4 true EP4331457A4 (en) 2024-12-25

Family

ID=84229513

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22810386.7A Pending EP4331457A4 (en) 2021-05-27 2022-05-13 Cleaning device

Country Status (5)

Country Link
US (1) US20240090717A1 (en)
EP (1) EP4331457A4 (en)
KR (1) KR20240013789A (en)
AU (1) AU2022280813B2 (en)
WO (1) WO2022247659A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD1122546S1 (en) * 2022-06-24 2026-04-14 Sharkninja Operating Llc Wand vacuum
CN116076961B (en) * 2022-12-20 2025-07-22 苏州市春菊电器有限公司 Dry garbage filtering structure for cleaning sewage tank of floor scrubber
CN116474432B (en) * 2023-05-25 2026-01-27 广东德尔玛健康科技有限公司 Sewage tank, cleaning device and cleaning system
CN117434481B (en) * 2023-12-21 2024-03-01 天鑫精工科技(威海)有限公司 Magnetic field detection device for printer parts
WO2025139683A1 (en) * 2023-12-29 2025-07-03 深圳洛克创新科技有限公司 Water tank, electrode assembly, and cleaning device
CN121263117A (en) 2024-03-04 2026-01-02 尚科宁家运营有限公司 Hand-held surface cleaner
CN222584426U (en) * 2024-06-05 2025-03-11 浙江绍兴苏泊尔生活电器有限公司 Sewage tank, cleaning device and cleaning system
CN223183478U (en) * 2024-09-05 2025-08-05 深圳洛克创新科技有限公司 Wastewater tanks, cleaning equipment and cleaning systems

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB758713A (en) * 1952-12-05 1956-10-10 Truvox Ltd Improvements in or relating to mechanically operated floor treatment machines
US6347428B1 (en) * 2000-01-12 2002-02-19 Royal Appliance Mfg. Co. Hand-held wet/dry vacuum
KR100390608B1 (en) * 2001-03-12 2003-07-07 삼성광주전자 주식회사 Cyclone dust colleting apparatus for Vacuum Cleaner
KR20060018017A (en) * 2004-08-23 2006-02-28 엘지전자 주식회사 Dust collection unit of vacuum cleaner
US20110225764A1 (en) * 2010-03-19 2011-09-22 Muhlenkamp Eric E Dirt cup assembly with a pre-filter having a plurality of ribs

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4439328B2 (en) * 2004-05-12 2010-03-24 花王株式会社 Wet vacuum cleaner
NZ582896A (en) * 2009-02-05 2011-12-22 John Charles Turner A modular cleaning system adaptable to perform a number of cleaning tasks that can recycle water used
US10820772B2 (en) * 2017-09-15 2020-11-03 Omachron Intellectual Property Inc. Surface cleaning apparatus
WO2019157168A1 (en) * 2018-02-09 2019-08-15 Sharkninja Operating Llc Accessories for a surface treatment apparatus
CN209499621U (en) * 2018-02-28 2019-10-18 苏州宝时得电动工具有限公司 Cleaning machine
CN108903784B (en) * 2018-09-30 2024-02-02 江苏美的清洁电器股份有限公司 Wet and dry vacuum cleaner
CN109832998A (en) * 2019-03-27 2019-06-04 苏州诚河清洁设备有限公司 Soiling solution recovering mechanism, cleaning head device and Wet-dry dust catcher
CN210043932U (en) * 2019-04-12 2020-02-11 苏州爱普电器有限公司 Dirty liquid recovery unit and wet or dry dust collecting equipment
CN112641397B (en) * 2020-05-20 2022-04-22 安徽大汉机器人集团有限公司 Floor cleaning machine
CN212326293U (en) * 2020-07-02 2021-01-12 帝舍智能科技(武汉)有限公司 a cleaning device
CN216060387U (en) * 2021-05-27 2022-03-18 莱克电气股份有限公司 Dust-collecting, cleaning and hand-held three-in-one dry-wet multifunctional hand-held rod type dust collector
CN216060390U (en) * 2021-05-27 2022-03-18 莱克电气股份有限公司 Dust-collecting, cleaning and hand-held three-in-one dry-wet multifunctional vertical dust collector
CN216060393U (en) * 2021-08-30 2022-03-18 莱克电气股份有限公司 Scrubbing brush and have its scrubber

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB758713A (en) * 1952-12-05 1956-10-10 Truvox Ltd Improvements in or relating to mechanically operated floor treatment machines
US6347428B1 (en) * 2000-01-12 2002-02-19 Royal Appliance Mfg. Co. Hand-held wet/dry vacuum
KR100390608B1 (en) * 2001-03-12 2003-07-07 삼성광주전자 주식회사 Cyclone dust colleting apparatus for Vacuum Cleaner
KR20060018017A (en) * 2004-08-23 2006-02-28 엘지전자 주식회사 Dust collection unit of vacuum cleaner
US20110225764A1 (en) * 2010-03-19 2011-09-22 Muhlenkamp Eric E Dirt cup assembly with a pre-filter having a plurality of ribs

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022247659A1 *

Also Published As

Publication number Publication date
WO2022247659A1 (en) 2022-12-01
KR20240013789A (en) 2024-01-30
US20240090717A1 (en) 2024-03-21
EP4331457A1 (en) 2024-03-06
AU2022280813B2 (en) 2025-05-01
AU2022280813A1 (en) 2023-12-21

Similar Documents

Publication Publication Date Title
CA224360S (en) Cleaning device
EP3881744A4 (en) Vacuum cleaning device
EP4111879A4 (en) Device
EP4331457A4 (en) Cleaning device
AU2021411295A9 (en) Automatic cleaning device
EP4074063A4 (en) Sound-output device
EP4053499A4 (en) Three-dimensional-measurement device
EP4089996A4 (en) Intelligent cleaning device
EP4292503A4 (en) Automatic cleaning device
EP4226823A4 (en) Cleaning apparatus
CA224361S (en) Cleaning device
EP3970596A4 (en) Endoscopic device
EP4231886A4 (en) Window cleaning device
CA224362S (en) Cleaning device
CA3264539A1 (en) Cleaning device
EP3979889A4 (en) Floor cleaning device
EP4215096A4 (en) Cleaning apparatus
EP4144276A4 (en) Dishwashing device
EP4297177A4 (en) Cleaning device
EP3973112A4 (en) Floor cleaning device
EP4215369A4 (en) Cleaning device
EP4572650A4 (en) Cleaning device
GB2615503B (en) Cleaning device
HUE064302T2 (en) Cleaning device
KR102962821B1 (en) Rail cleaning device

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20231127

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): 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

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
RIC1 Information provided on ipc code assigned before grant

Ipc: A47L 9/18 20060101ALI20240917BHEP

Ipc: A47L 9/16 20060101ALI20240917BHEP

Ipc: A47L 5/26 20060101ALI20240917BHEP

Ipc: A47L 5/24 20060101ALI20240917BHEP

Ipc: A47L 9/00 20060101ALI20240917BHEP

Ipc: A47L 7/00 20060101ALI20240917BHEP

Ipc: A47L 11/30 20060101ALI20240917BHEP

Ipc: A47L 11/29 20060101AFI20240917BHEP

A4 Supplementary search report drawn up and despatched

Effective date: 20241126

RIC1 Information provided on ipc code assigned before grant

Ipc: A47L 11/20 20060101ALI20241120BHEP

Ipc: A47L 11/18 20060101ALI20241120BHEP

Ipc: A47L 9/18 20060101ALI20241120BHEP

Ipc: A47L 9/16 20060101ALI20241120BHEP

Ipc: A47L 5/26 20060101ALI20241120BHEP

Ipc: A47L 5/24 20060101ALI20241120BHEP

Ipc: A47L 9/00 20060101ALI20241120BHEP

Ipc: A47L 7/00 20060101ALI20241120BHEP

Ipc: A47L 11/30 20060101ALI20241120BHEP

Ipc: A47L 11/29 20060101AFI20241120BHEP