[go: up one dir, main page]

WO2021015532A1 - Aspirateur - Google Patents

Aspirateur Download PDF

Info

Publication number
WO2021015532A1
WO2021015532A1 PCT/KR2020/009590 KR2020009590W WO2021015532A1 WO 2021015532 A1 WO2021015532 A1 WO 2021015532A1 KR 2020009590 W KR2020009590 W KR 2020009590W WO 2021015532 A1 WO2021015532 A1 WO 2021015532A1
Authority
WO
WIPO (PCT)
Prior art keywords
guide
vacuum cleaner
dust collecting
dust
flow path
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.)
Ceased
Application number
PCT/KR2020/009590
Other languages
English (en)
Korean (ko)
Inventor
조영준
이도경
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of WO2021015532A1 publication Critical patent/WO2021015532A1/fr
Priority to US17/584,063 priority Critical patent/US20220142429A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

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
    • 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
    • A47L9/165—Construction of inlets
    • 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
    • A47L9/1658—Construction of outlets
    • A47L9/1666—Construction of outlets with filtering means

Definitions

  • the present invention relates to a vacuum cleaner capable of preventing reverse flow of sucked dust or foreign matter.
  • the stick-type vacuum cleaner is equipped with a cleaning body that generates suction power, a suction unit that sucks dust or foreign matter from the surface to be cleaned, such as a carpet, and a stick having a connecting tube having a passage for transferring the dust or foreign matter sucked from the suction unit.
  • the stick may have a cleaning body connected to the top and a suction unit connected to the bottom.
  • the cleaning main body is equipped with a dust collecting container that accommodates dust or foreign matter sucked through the stick.
  • the suction unit includes a rotating drum brush and a motor rotating the drum brush.
  • dust or foreign matter sucked through the stick is filtered by a filter after entering the dust collecting container and remains in the dust collecting container.
  • a conventional vacuum cleaner has a dust backflow prevention valve disposed at the distal end of the stick.
  • operation of the valve may be restricted by large dust introduced or fine dust may be trapped, resulting in deterioration of the valve function.
  • An object of the present invention is to provide a vacuum cleaner that is easy to maintain and can reliably prevent reverse flow of introduced dust or foreign matter.
  • the vacuum cleaner is a suction unit having a motor generating a suction force, a first flow path through which the suctioned air moves, and suctioning air including dust or foreign substances by the suction force, and filtering dust or foreign substances from the suctioned air.
  • a dust collecting filter unit inside, wherein the dust collecting filter unit has an opening communicating with a first flow path of the suction unit, and a dust collecting container through which the air is introduced, and the dust collecting filter unit communicates with the opening in the dust collecting container.
  • a guide for forming a second flow path provided to guide the flow of air introduced through the opening, and an open mode in which the second flow path is opened according to the suction force, or in a closed mode in which the second flow path is closed. It includes a shutter that operates, and a filter provided in the dust collecting container for filtering the foreign matter by passing the air introduced through the second flow path of the guide.
  • the filter has a cylindrical shape, and the guide may extend in the circumferential direction of the filter.
  • the guide may have a length of less than 1/4 of the circumference of the filter.
  • the guide may extend in the direction of air rotation inside the dust collecting container.
  • the filter includes a flange for fastening the dust collecting container, and the guide may be provided adjacent to the flange.
  • the guide may include a bottom portion, a first blocking wall erected at a corner of the bottom portion facing the bottom of the dust collecting container, and a second blocking wall formed at a corner of the bottom portion facing the opening of the dust collecting box.
  • the first blocking wall may include a protruding wall extending beyond the bottom portion.
  • the shutter may be provided at an end of the guide bottom.
  • the shutter may extend from an outer circumferential surface of the filter in an inclined angle of 10 to 70 degrees toward the dust collecting container.
  • the shutter may be coupled to the guide.
  • the shutter may be made of a sheet of natural rubber, synthetic rubber, plastic, or metal capable of elastic deformation and restoration.
  • the vacuum cleaner of the present invention provides a guide for guiding the air flowing into the detachable dust collector in the air rotation direction and a shutter is provided on the guide, so that the vacuum cleaner is inclined when there is no suction power or is sucked upside down. It is possible to reliably prevent backflow of dust.
  • the shutter provided on the guide on the outer circumferential surface of the filter in the dust collecting container can be completely exposed when the dust collecting container is removed, so that maintenance is easy.
  • FIG. 1 is a perspective view of a vacuum cleaner according to an embodiment of the present invention.
  • FIG. 2 is a perspective view of the cleaning body of FIG. 1.
  • FIG. 3 is an exploded perspective view showing the cleaning main body of FIG. 1.
  • FIG. 4 is a cross-sectional view taken along line A-A of FIG. 2.
  • FIG. 5 is a view showing a guide and a shutter provided in the filter assembly.
  • FIG. 6 is a perspective view showing a cross section taken along line B-B of FIG. 2.
  • FIG. 7 is a perspective view showing a guide and a shutter separated from the filter assembly.
  • FIG. 8 is a perspective view illustrating the guide and the shutter shown in FIG. 7 viewed from opposite directions.
  • FIG. 9 is a diagram showing an operation of a shutter in a state in which the operation of the vacuum cleaner is stopped.
  • FIG. 10 is a diagram showing an operation of a shutter in a state in which the vacuum cleaner is operating.
  • the vacuum cleaner 1 is a perspective view of a vacuum cleaner 1 according to an embodiment of the present invention.
  • the vacuum cleaner 1 according to an embodiment of the present invention includes a cleaning body 10 that generates a suction force and a suction unit 20 that sucks dust or foreign matter from a surface to be cleaned by the suction force of the cleaning body 10. .
  • the cleaning main body 10 includes a main frame 11, a suction motor 12 for generating suction force, a dust collecting filter unit 13 for filtering dust or foreign substances sucked by suction force, and a battery 14.
  • the main frame 11 may include a handle 111 held by a user, an operation unit 112 for operating the vacuum cleaner 1, a battery support unit 113 supporting the battery 14, and a stick connector 114. have.
  • the operation unit 112 may include a button for turning on or off the vacuum cleaner 1, adjusting strength and weakness, and the like.
  • the battery support unit 113 supports the battery 14 in a detachable manner, and may include a connector terminal in contact with the power terminal of the battery 14.
  • the stick connector 114 may be connected to the stick 24 of the suction unit 20.
  • the stick connector 114 may have a hollow inside which communicates with the first flow path of the stick 24 through which the sucked air is introduced.
  • the stick connector 114 may be connected to a dust collecting filter unit 13 provided adjacent to each other so as to transmit intake air.
  • the suction motor 12 generates a suction force for sucking dust or foreign matter from the surface to be cleaned.
  • the suction motor 12 may be mounted on the main frame 11.
  • the dust collecting filter unit 13 filters out dust or foreign matter from the air that has entered through the stick connector 114. A detailed description of the dust collecting filter unit 13 will be described later.
  • the battery 14 may supply power for operating the vacuum cleaner 1.
  • the battery 14 may be detachably supported on the battery support unit 113 of the main frame 11.
  • the battery 14 may be implemented as a rechargeable secondary battery.
  • the suction unit 20 may include a brush unit 22 and a stick 24 for sucking dust or foreign substances on a surface to be cleaned.
  • the brush unit 22 may include a drum brush.
  • the drum brush is in the form of a rotating cylindrical roller, and a cleaning member such as jung is wound around the outer circumferential surface.
  • the drum brush scatters the dust to the top of the carpet by wiping off the dust attached deeply between the multiple hairs of the carpet.
  • the brush unit 22 may include a drive motor that generates power to rotate the drum brush.
  • the driving motor is supplied with power from the battery 14 of the cleaning body 10 through the stick 24.
  • the stick 24 may be connected to the brush unit 22 on one side, and the other side to the stick connector 114 of the body frame 11.
  • the stick 24 may form a first flow path through which dust or foreign matter sucked from the brush unit 22 passes. Dust or foreign matter sucked from the brush unit 22 may flow into the dust collecting filter unit 13 through the stick connection pipe 114 through the first flow path of the stick 24.
  • the stick 24 may be made of a plurality of pipes having hollows to form a first flow path. A plurality of pipes forming the stick 24 may be combined so as to be stretched and shortened.
  • FIG. 2 is a perspective view of a cleaning main body 10 according to an embodiment of the present invention
  • Fig. 3 is an exploded perspective view of the cleaning main body 10 of Fig. 2
  • Fig. 4 is a cross-sectional view taken along line AA of Fig. 2 to be.
  • the cleaning main body 10 may include a suction motor 12 and a dust collecting filter unit 13 that filters dust or foreign matter sucked by the suction force of the suction motor 12.
  • the dust collecting filter unit 13 may be detachably coupled to the suction motor 12 so as to filter out dust or foreign substances in the air sucked from the surface to be cleaned by the suction force.
  • the dust collecting filter unit 13 includes a filter assembly 132, a dust collecting container 134 that accommodates the filter assembly 132 at intervals, and a guide 136 provided in the dust collecting container 134 to form a second flow path of intake air. And a shutter 138 provided on the guide 136 to selectively shield the second flow path.
  • the filter assembly 132 may include a first cyclone 1321, a filter member 1322, a second cyclone 1323, and an exhaust filter 1324, which are sequentially coupled to each other.
  • the first cyclone 1321 is located in the deepest part of the dust collecting container 134.
  • the first cyclone 1321 may primaryly separate dust or foreign matter by generating a centrifugal force so that the air in the dust collecting container 134 rotates.
  • the filter member 1322 may be implemented as a cylindrical metal mesh that filters foreign substances.
  • the filter member 1322 may be coupled to the first cyclone 1321 on one side and accommodate the second cyclone 1323 from the other side.
  • the second cyclone 1323 may include a plurality of, for example, nine small cyclone units 1226 and a cyclone support member 1328 for receiving and supporting the small cyclone units 1226.
  • the small cyclone unit 1226 may secondarily separate fine dust from the air filtered from the first cyclone 1321 and the filter member 1322 by centrifugal force.
  • the cyclone support member 1328 may include a cylindrical cyclone receiving portion 1328 in which a plurality of openings are formed in a circumferential direction, and a flange 1329 extending radially from the cyclone receiving portion 1328.
  • the exhaust filter 1324 is provided in the exhaust part 122 of the intake motor 12 to finally filter dust or foreign matter from the air discharged to the outside.
  • the dust collecting container 134 may be detachably coupled to the flange 1329 of the cyclone support member 1327 while receiving the filter assembly 132 at an interval.
  • the dust collecting container 134 may be provided in parallel and adjacent to the stick connector 114.
  • the dust collecting container 134 may include a dust inlet 1342 through which dust or foreign matter is introduced by communicating with the first flow path of the stick 24 through the intermediate flow path of the stick connection pipe 114.
  • the stick connection pipe 114 has an air outlet (see 1142 of FIG. 5) communicating with the dust inlet 1342 of the dust collecting container 134 at the end of the intermediate passage.
  • Air sucked from the surface to be cleaned may be discharged through the brush unit 22, the stick 24, the stick connection pipe 114, the dust collecting container 134, and the filter assembly 132.
  • FIG. 5 is a view showing the guide 136 and the shutter 138 provided in the filter assembly 132
  • FIG. 6 is a perspective view illustrating a cross section taken along line B-B of FIG. 2.
  • the guide 136 may be mounted to extend along the circumferential direction of the filter assembly 132 in the dust collecting container 134.
  • the guide 136 communicates with the air outlet 1142 of the stick connection pipe 114 and the dust inlet 1342 of the dust collecting container 134, and passes the air delivered from the first flow path of the stick 24 to the filter assembly 132
  • a second flow path that guides along the circumferential direction of) can be formed.
  • the second flow path is formed into a space formed by a first surface of the guide 136 and a second surface inside the dust collecting container 134 facing the first surface by a predetermined distance. Air introduced into the dust collecting container 134 rotates in one direction according to the centrifugal force generated by the first and second cyclones 1321 and 1323.
  • the guide 136 may extend along the direction of rotation of the air inside the dust collecting container 134.
  • the guide 136 may set an extension length from the inlet side to the outlet side of the second flow path to within 1/4 of the circumferential length (2 ⁇ ) of the filter assembly 132.
  • the guide 136 exceeds 1/4 of the circumference (2 ⁇ ) of the filter assembly 132, the space at the outlet side of the second flow path of the guide 136 is reduced, thereby inducing air rotation in the dust collecting container 134. It is difficult to form airflow for
  • the length of the guide 136 is too short, the ability to block dust or foreign matter in the dust collecting container 134 by the guide 136 may decrease.
  • the shutter 138 may be provided at the outlet of the second flow path of the guide 136, that is, at the distal end, to shield the second flow path of the guide 136.
  • the shutter 136 may operate in an open mode in which the second flow path is opened when suction force is generated according to the operation of the vacuum cleaner 1, and in a closed mode in which the second flow path is closed by returning when there is no suction force.
  • the shutter 138 may be made of a sheet of natural rubber, synthetic rubber, plastic, or metal capable of elastic deformation and restoration.
  • the shutter 138 may extend from the outer circumferential surface of the filter assembly 132 to the inner circumferential surface of the guide 136 and obliquely extend toward the inner circumferential surface of the dust collecting container 134 at a predetermined angle ⁇ .
  • the shutter 138 may be provided with an inclination angle ⁇ of 10 to 70 degrees so that pressure loss does not occur even with a large suction force as well as a small suction force and deformation and restoration are smooth.
  • the guide 136 may be mounted in the dust collecting container 134 instead of the filter assembly 132.
  • the shutter 138 may extend obliquely toward the outer peripheral surface of the filter assembly 132.
  • FIG. 7 is a perspective view showing the guide 136 and the shutter 138 separated from the filter assembly 132
  • FIG. 8 is a perspective view showing the guide 136 and the shutter 138 shown in FIG. 7 viewed from the rear side to be.
  • the guide 136 includes a bottom portion 1361, a first blocking wall 1362 erected on the first side (lower side) of the bottom portion 1361, and the second side of the bottom portion 1361 toward the inlet side of the guide 136 ( A second blocking wall 1363 erected on the left side) may be included.
  • the third side (right side) of the bottom portion 1361 of the guide 136 may be provided in an open state.
  • the flange 1329 of the cyclone support member 1328 may serve as a barrier wall on the fourth side (upper side) of the bottom part 1361.
  • the first blocking wall 1362 may primarily block back flow of dust or foreign substances in the dust collecting container 134.
  • the guide 136 may include a third blocking wall erected on the fourth side (upper side) of the bottom part 1361.
  • the guide 136 may include a fastening hole 1367 in the bottom portion 1361.
  • the guide 136 may be supported by fastening the fastening hole 1367 to the fixing pin 1368 provided on the outer circumferential surface of the cyclone receiving part 1328.
  • the guide 136 may include a coupling portion 1364 integrally provided with the second blocking wall 1363.
  • the guide 136 is a cyclone support member by mutually fastening the first bolt hole 1365 of the coupling portion 1362 and the second bolt hole 1369 provided on the flange 1329 of the cyclone support member 1327 with bolts. Can be supported by (1327).
  • the first blocking wall 1362 may include a protruding wall 1366 protruding past a third side (right side) of the bottom portion 1361.
  • the protruding wall 1366 allows the shutter 138 extending obliquely at a predetermined angle to operate while stably sealing the second flow path of the guide 136.
  • the shutter 138 may be provided at the distal end of the guide 138 to block the reverse flow of dust or foreign matter inside the dust collecting container 134.
  • the shutter 138 is hingedly connected from one side of the base 1382 and the base 1382 to be supported by overlapping with the bottom part 1361 of the guide 136 and inclined upward, for example, inclined at an angle of 10-70 degrees ( 1384).
  • the base 1382 may include three fastening holes 1386 as shown in FIG. 8.
  • the bottom portion 1361 of the guide 136 may include three fastening protrusions 1370 on the back surface.
  • the base 1382 may be coupled to the bottom portion 1361 of the guide 136 by inserting the fastening protrusion 1370 into the fastening hole 1386.
  • the combination of the shutter 138 and the guide 136 may be performed by fusion bonding or bonding in addition to the above-described fastening method.
  • the shutter 138 and the guide 136 may be integrally formed.
  • the inclined portion 1384 has a first side (left side) in contact with the third side (right side) of the bottom portion 1361, and a second side (lower side) with the protruding wall 1366 of the first blocking wall 1366. And the third side (right side) contacts the inner wall of the dust collecting container 134 when the second flow path is blocked, and the fourth side (upper side) contacts the flange 1329 of the cyclone support member 1327, The second flow path of the guide 136 may be blocked.
  • FIG. 9 is a view showing an operation of the shutter 138 in a state in which the operation of the vacuum cleaner 1 is stopped
  • FIG. 10 is a view showing an operation of the shutter 138 in a state in which the vacuum cleaner 1 is operating.
  • the shutter 138 has no suction power when the operation of the vacuum cleaner 1 is stopped, so the second flow path of the guide 136 provided between the filter assembly 132 and the dust collecting container 134 Blocking the exit.
  • the shutter 138 is deformed by the suction force during the operation of the vacuum cleaner 1 to open the outlet of the second flow path of the guide 136 provided between the filter assembly 132 and the dust collecting container 134 Are doing. Thereafter, when the operation of the vacuum cleaner 1 is stopped again and the suction power disappears, the shutter 138 returns as shown in FIG. 9 and blocks the outlet of the second flow path to prevent reverse flow of dust or foreign matter accumulated in the dust collection container 134 can do.
  • the vacuum cleaner 1 of the present invention can reliably block the backflow of dust or foreign matter inside the dust collecting container 134 in a stopped state.
  • the guide 136 and the shutter 138 are opened and closed in the left and right directions rather than in the vertical direction of the dust collecting container 134, and at a position higher than the floor where dust or foreign matter is accumulated. It may be less affected by dust or foreign matter.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Detergent Compositions (AREA)

Abstract

L'invention concerne un aspirateur capable d'empêcher le retour de poussière ou d'impuretés. L'aspirateur comprend: un moteur pour générer une force d'aspiration; une unité d'aspiration qui aspire de l'air contenant de la poussière ou des impuretés par la force d'aspiration et a un premier trajet d'écoulement à travers lequel l'air aspiré se déplace; et une unité de filtre de collecte de poussière pour filtrer la poussière ou les impuretés de l'air aspiré. L'unité de filtre de collecte de poussière comprend: un récipient de collecte de poussière qui a une ouverture en communication avec le premier trajet d'écoulement de l'unité d'aspiration et dans lequel l'air s'écoule à travers l'ouverture; un guide ayant un second trajet d'écoulement qui est prévu pour être en communication avec l'ouverture dans le récipient de collecte de poussière et guider l'écoulement de l'air qui s'écoule à travers l'ouverture; un obturateur qui est disposé dans le guide et qui fonctionne, en fonction de la force d'aspiration, dans un mode d'ouverture pour ouvrir le second trajet d'écoulement ou dans un mode de fermeture pour fermer le second trajet d'écoulement; et un filtre qui est disposé dans le récipient de collecte de poussière et à travers lequel l'air introduit dans le second trajet d'écoulement du guide peut passer pour filtrer les impuretés.
PCT/KR2020/009590 2019-07-25 2020-07-21 Aspirateur Ceased WO2021015532A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US17/584,063 US20220142429A1 (en) 2019-07-25 2022-01-25 Vacuum cleaner

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190090064A KR102705413B1 (ko) 2019-07-25 2019-07-25 진공청소기
KR10-2019-0090064 2019-07-25

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US17/584,063 Continuation US20220142429A1 (en) 2019-07-25 2022-01-25 Vacuum cleaner

Publications (1)

Publication Number Publication Date
WO2021015532A1 true WO2021015532A1 (fr) 2021-01-28

Family

ID=74193354

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2020/009590 Ceased WO2021015532A1 (fr) 2019-07-25 2020-07-21 Aspirateur

Country Status (3)

Country Link
US (1) US20220142429A1 (fr)
KR (1) KR102705413B1 (fr)
WO (1) WO2021015532A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD1084575S1 (en) * 2024-12-20 2025-07-15 Suzhou Rongxuan Electric Co., Ltd Vacuum cleaner

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010035954A (ja) * 2008-08-08 2010-02-18 Hitachi Appliances Inc 電気掃除機
CN104095590A (zh) * 2014-07-01 2014-10-15 天佑电器（苏州）有限公司 吸尘器
KR20140144890A (ko) * 2013-06-12 2014-12-22 삼성전자주식회사 사이클론 집진장치 및 이를 갖는 진공 청소기
EP3387978A1 (fr) * 2015-12-10 2018-10-17 Jiangsu Midea Cleaning Appliances Co., Ltd. Dispositif de séparation cyclonique pour aspirateur vertical, et aspirateur vertical présentant ce dernier
JP2019516508A (ja) * 2016-05-20 2019-06-20 エルジー エレクトロニクス インコーポレイティド ロボット掃除機

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3476066B2 (ja) * 1999-07-19 2003-12-10 シャープ株式会社 電気掃除機
GB2402868B (en) * 2003-06-02 2006-02-01 Samsung Kwangju Electronics Co A cyclonic dust-collector and a handle assembly for a vacuum cleaner
KR100607974B1 (ko) * 2003-06-02 2006-08-08 삼성광주전자 주식회사 사이클론 집진장치 및 그 사이클론 집진장치를 구비하는진공청소기용 핸들조립체
US7789922B1 (en) * 2009-04-09 2010-09-07 Lau Ying Wai Cyclonic chamber for air filtration devices
KR102560970B1 (ko) * 2016-03-31 2023-07-31 엘지전자 주식회사 청소기

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010035954A (ja) * 2008-08-08 2010-02-18 Hitachi Appliances Inc 電気掃除機
KR20140144890A (ko) * 2013-06-12 2014-12-22 삼성전자주식회사 사이클론 집진장치 및 이를 갖는 진공 청소기
CN104095590A (zh) * 2014-07-01 2014-10-15 天佑电器（苏州）有限公司 吸尘器
EP3387978A1 (fr) * 2015-12-10 2018-10-17 Jiangsu Midea Cleaning Appliances Co., Ltd. Dispositif de séparation cyclonique pour aspirateur vertical, et aspirateur vertical présentant ce dernier
JP2019516508A (ja) * 2016-05-20 2019-06-20 エルジー エレクトロニクス インコーポレイティド ロボット掃除機

Also Published As

Publication number Publication date
KR20210012401A (ko) 2021-02-03
KR102705413B1 (ko) 2024-09-11
US20220142429A1 (en) 2022-05-12

Similar Documents

Publication Publication Date Title
WO2016099040A1 (fr) Collecteur de poussière pour aspirateur
WO2016117892A1 (fr) Collecteur de poussière pour aspirateur
WO2020045809A1 (fr) Aspirateur
WO2019009575A1 (fr) Aspirateur
WO2020138929A1 (fr) Récipient à poussière et dispositif de nettoyage le comprenant
WO2016114580A1 (fr) Collecteur de poussière pour aspirateur
WO2010131833A1 (fr) Aspirateur équipé d'un dispositif de dépoussiérage
WO2011025138A2 (fr) Dépoussiéreur comportant une unité de poignée et destiné à un aspirateur
WO2010044541A2 (fr) Dispositif collecteur de poussières
WO2016117893A1 (fr) Collecteur de poussière pour aspirateur
WO2018110911A1 (fr) Collecteur de poussière à cyclone et aspirateur le comprenant
WO2011010787A1 (fr) Collecteur de poussière pour aspirateur doté d'une fonction de dépoussiérage après filtrage, et aspirateur
WO2019013378A1 (fr) Aspirateur
WO2010147320A2 (fr) Appareil de collecte de poussière pour un aspirateur ayant une fonction de retrait de poussière
WO2016190565A1 (fr) Appareil de collecte de poussière pour aspirateur, et aspirateur l'incluant
WO2019231157A1 (fr) Appareil de nettoyage
WO2019013379A1 (fr) Aspirateur
WO2019231158A1 (fr) Dispositif de nettoyage
WO2017069473A1 (fr) Appareil de collecte de poussière à cyclone et aspirateur comprenant ce dernier
WO2021015532A1 (fr) Aspirateur
WO2011025071A1 (fr) Aspirateur
WO2011025130A2 (fr) Collecteur de poussière de type humide pour aspirateur
WO2023153581A1 (fr) Aspirateur
WO2011055865A1 (fr) Dispositif de visualisation pour récupérateur de poussière d'un aspirateur de ménage
WO2019031749A1 (fr) Dispositif de collecte de poussière à cyclone, et aspirateur et aspirateur de type à manche maniable comprenant ledit dispositif

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20844062

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20844062

Country of ref document: EP

Kind code of ref document: A1