US20050125942A1 - Suction head for vacuum cleaner - Google Patents

Suction head for vacuum cleaner Download PDF

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Publication number
US20050125942A1
US20050125942A1 US11/014,610 US1461004A US2005125942A1 US 20050125942 A1 US20050125942 A1 US 20050125942A1 US 1461004 A US1461004 A US 1461004A US 2005125942 A1 US2005125942 A1 US 2005125942A1
Authority
US
United States
Prior art keywords
turbine
vacuum cleaner
suction head
suction
stuff
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.)
Abandoned
Application number
US11/014,610
Other languages
English (en)
Inventor
Yong-Gon Song
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.)
Kwang Dong Precision Co Ltd
Original Assignee
Kwang Dong Precision 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 Kwang Dong Precision Co Ltd filed Critical Kwang Dong Precision Co Ltd
Assigned to KWANG DONG PRECISON CO., LTD. reassignment KWANG DONG PRECISON CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: SONG, YONG-GON
Publication of US20050125942A1 publication Critical patent/US20050125942A1/en
Abandoned legal-status Critical Current

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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
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven brushes or agitators
    • 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
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven brushes or agitators
    • A47L9/0405—Driving means for the brushes or agitators
    • A47L9/0416—Driving means for the brushes or agitators driven by fluid pressure, e.g. by means of an air turbine

Definitions

  • the present invention relates to a suction head for a vacuum cleaner, and more particularly to a suction head for a vacuum cleaner having a bedclothes dust brushing function for hitting bedclothes such as a carpet with one suction head to brush away impurities such as dust adhered thereto, and a general cleaning function for cleaning hard stuffs such as floor or parlor or room.
  • a vacuum cleaner includes a main body 1 including such as a motor for generating suction force, a suction head 2 for sucking such as dusts on the floor by means of the suction force from the main body 1 , and a flexible hose 3 and an extension pipe 4 for connecting the main body 1 and the suction head 2 , as shown in FIG. 1 .
  • suction head 2 When a user cleans the floor, such a general suction head 2 is generally used. However, this suction head 2 may be inconvenient for cleaning depending on a place to be cleaned. Thus, the suction head 2 is fabricated so as to be detachable from the extension pipe 4 , and a user may mount a different kind of suction head to suck dusts.
  • a different kind of suction head may be made for cleaning stuffs made of fabric such as bedclothes, sheet and carpet.
  • Such a suction head for cleaning fabric stuff may be provided with rollers rotating on the fabric stuff when the suction head moves on the fabric stuff.
  • GB 961, 455 discloses a vacuum cleaner having a carpet dust brushing function, wherein a cam is mounted to one side of a cylindrical cleaning roller with a plurality of brushes, a leaf spring with a boss associated with the cam when the roller is rotating is mounted, and an arm perpendicularly operating against the leaf spring is mounted so that the leaf spring makes the arm be ascended so as to brush away dusts adhered to the carpet when the cylindrical roller is rotated.
  • this vacuum cleaner requires additional components such as motor and belt to drive the cylindrical roller, and these components are continuously operated while the vacuum cleaner is operating whether a user wants to do or not, thereby shortening the life of the vacuum cleaner.
  • Korean Patent Publication No. 2003-0005598 discloses a suction brush for a vacuum cleaner, which prevents bedclothes to be cleaned, such as sheet and curtain, from being sucked into a suction hole of the suction head during the cleaning operation, and at the same time brushes away dusts existing in a surface to be cleaned by hitting the surface.
  • This suction brush has a plurality of blades, and a hitting member installed to the top of the suction hole and protruded a predetermined length from outer circumference of both ends of the turbine that is rotated by suction force of the motor in the main body of the vacuum cleaner so as to hit the stuff through the suction hole when the turbine is rotating.
  • this vacuum cleaner is designed for cleaning only carpet or bedclothes.
  • the hitting member protruded a predetermined length is continuously rotated to generate serious noise.
  • the turbine keeps operating when the motor in the cleaner body is driven, a user cannot selectively operate the turbine.
  • Korean Patent Publication No. 2003-0044213 discloses a suction nozzle for a vacuum cleaner, wherein a cam member is connected to a rotary shaft connected by means of a belt to a turbine that always rotates when the motor for the vacuum cleaner is driven, and this cam member moves dust brushing protrusions of a shaking member up and down so as to brush away and suck dusts adhered to such as bedclothes.
  • the turbine since the turbine is always operated when the vacuum cleaner is operating, the dust brushing protrusions generate noise when a user cleans floor of parlor or room and the user may not selectively operate the shaking member as desired, as mentioned above.
  • Korean Patent Application No. 2002-0073350 discloses a suction brush for a vacuum cleaner, wherein a plurality of cams are mounted to outer circumference of a rotary shaft that is rotated with receiving by a belt a rotation force of a turbine that is always operated by the sucked air when the vacuum cleaner is operating, and the cams instantly press protruded members down when the rotary shaft is rotating so that the protruded members press a stuff to be cleaned for brushing away dusts adhered to the stuff and prevent the stuff from being sucked into the suction hole of the suction head.
  • this vacuum cleaner requires a driving means such as belt and gear for transferring a rotating force of the turbine, increasing production costs.
  • the turbine since the turbine is always operated when the vacuum cleaner is turned on, the protruded members cause noise when a user cleans floor of parlor or room, and the user may not selectively operate the protruded members as necessary.
  • the present invention is designed in consideration of such problems, and therefore an object of the invention is to provide a suction head for a vacuum cleaner, which prevents a stuff to be cleaned from being sucked into a suction hole when a user cleans a flexible stuff such as sheet, carpet and curtain, thereby facilitating easy cleaning.
  • Another object of the invention is to provide a suction head for a vacuum cleaner, which is designed for operating only when a user cleans bedclothes such as carpet and sheet, but not operating when the user cleans a hard stuff such as the floor of parlor or room.
  • the vacuum cleaner may easily suck dusts through the suction hole when cleaning the floor of parlor or room though a turbine is not rotated, while, when cleaning such bedclothes, the turbine is rotated to brush away and suck dusts adhered thereto, thereby enabling two cleaning modes with one cleaner.
  • the present invention provides a suction head for a vacuum cleaner, which includes a suction head main body including upper and lower cases combined in contact with each other, a connection member mounted to one side of the suction head main body and communicated with a main body of the vacuum cleaner, a suction hole formed in the lower case adjacent to the connection member, an air introduction hole formed in front of the suction hole so as to selectively operate a turbine and control a speed of the turbine, a turbine container and a plurality of sliding holes formed between the air introduction hole and the suction hole; a turbine having a plurality of blades and received in the turbine container so as to be rotated only when the air introduction hole is open; a plurality of hitting members slidably mounted to the sliding holes formed in the lower case of the suction head main body; and a pressing member extended from both ends of the turbine, the pressing member being rotated together with the turbine to press the hitting members in the sliding holes so that the hitting members hit a stuff to be cleaned.
  • the pressing member employed in the present invention is preferably a camshaft with a plurality of cams that press one end of the hitting members to hit the stuff to be cleaned.
  • each of the cams is preferably mounted on an outer circumference of the camshaft to press the hitting member two times per one rotation of the camshaft so that the hitting members hit the stuff to be cleaned at the same time.
  • the cams may be formed on an outer circumference of the camshaft at predetermined angles to press the corresponding hitting member one time per one rotation of the camshaft so that the hitting members hit the stuff to be cleaned subsequently.
  • FIG. 1 is a perspective view schematically showing configuration of a conventional vacuum cleaner
  • FIG. 2 is a sectional view for illustrating operation of a suction brush of the conventional vacuum cleaner
  • FIG. 3 is a perspective view schematically showing a vacuum cleaner equipped with a suction head according to the present invention
  • FIG. 4 is an exploded perspective view showing configuration of the suction head for a vacuum cleaner according to a preferred embodiment of the present invention
  • FIG. 5 is a perspective view showing a bottom of the suction head shown in FIG. 4 according to the present invention.
  • FIGS. 6 a and 6 b are sectional views showing operation states of a turbine employed in the vacuum cleaner shown in FIG. 4 according to the present invention
  • FIGS. 7 a and 7 b are sectional views showing operation states of a dust brushing member.
  • FIG. 8 is an exploded perspective view showing configuration of a suction head for a vacuum cleaner according to another embodiment of the present invention.
  • FIG. 3 is a perspective view showing a vacuum cleaner equipped with a suction head according to the present invention, in which the same reference numeral as shown in FIG. 1 designates the same component and it is not described in detail here.
  • the suction head includes a main body 20 , and the main body 20 includes upper and lower cases 21 and 22 combined in contact with each other.
  • a connection member 430 communicated with the main body 1 of the vacuum cleaner is mounted to one side of the suction head, and a suction hole 121 is formed in the lower case 22 adjacent to the connection member 430 .
  • an air introduction hole 122 is formed in front of the suction hole 121 so as to selectively operate a turbine 30 and control a rotating speed of the turbine 30 , and a turbine container 123 and a plurality of sliding holes 124 are formed between the air introduction hole 122 and the suction hole 121 .
  • the suction head main body 20 has a window 20 a so that a user may observe whether a lot of dusts are adhered to the turbine 30 .
  • the turbine 30 employed in the present invention has a plurality of blades 31 , and it is received in the turbine container 123 to rotate only when the air introduction hole 122 is open. Though a turbine employed in the conventional vacuum cleaner is operated even when cleaning the floor of parlor or room, the turbine 30 is not operated when cleaning the floor of parlor or room, but dusts are sucked only through the suction hole 121 .
  • hitting members 40 each having a head 41 and a pillow 42 are slidably mounted, respectively. These hitting members 40 hit a stuff to be cleaned by means of a pressing member.
  • the pressing member is extended from both ends of the turbine 30 and rotated together with the turbine 30 to press the hitting members 40 in the sliding holes 124 to hit the stuff to be cleaned.
  • the pressing member is preferably configured with a camshaft 130 having a plurality of cams 131 that press one end of the hitting members 40 to hit the stuff to be cleaned.
  • the cams 131 are formed on the outer circumference of the camshaft 130 so as to press the corresponding hitting members 40 two times per one rotation of the camshaft 130 so that the hitting members 40 hit the stuff to be cleaned at the same time.
  • two cams 131 are formed on the outer circumference of the camshaft 131 , so the hitting member 40 hits the stuff to be cleaned two times when the camshaft 131 rotates once.
  • a rotary shaft 133 is fixed in the camshaft 130 , and bearings 134 are axially installed at both ends of the rotary shaft 133 .
  • a wheel 140 and a support wheel 141 are mounted on a lower surface of the lower case 22 to facilitate movement of the suction head main body 20 , and when the motor in the vacuum cleaner main body is driving, dusts may be sucked through the suction hole 121 .
  • the air introduced through the air introduction hole 122 is flowed to the turbine container 123 to rotate the turbine 30 . If the turbine 30 is rotated, the camshaft 130 is also rotated. Thus, by rotation of the camshaft 130 , the cams 131 provided on its outer circumference press the hitting members 40 .
  • the hitting members 40 improve the cleaning efficiency by hitting the stuff to be cleaned so that the stuff is not sucked into the vacuum cleaner through the suction hole 121 and dusts and impurities adhered to the stuff are floated.
  • the user pushes down the introduced air control knob 125 as shown in FIG. 6 b so that the air introduction hole 122 is closed. Then, the user turns on the power switch 6 shown in FIG. 3 to operate the vacuum cleaner. At this time, dusts and air may be sucked into the main body of the vacuum cleaner only through the suction hole 121 by means of the sucking force of the motor in the main body of the vacuum cleaner.
  • the vacuum cleaner of the present invention may act as a bedclothes-dedicated cleaner that brushes away impurities such as dusts adhered to the bedclothes by opening the knob 125 so that the turbine is rotated and the hitting members 40 hit the bedclothes such as carpet, and a general cleaner that may clean a hard place such as the floor of parlor or room by closing the knob 125 so that the turbine is not rotated.
  • FIG. 8 shows a vacuum cleaner according to another embodiment of the present invention.
  • This vacuum cleaner is identical to that of FIG. 4 , except that a plurality of cams are formed on an outer circumference of the camshaft 230 at predetermined angles to press the corresponding hitting members 40 one time per one rotation of the camshaft 230 so that the hitting members 40 hit the stuff to be cleaned subsequently.
  • the same reference numeral as in FIG. 4 designates the same component, not described in detail here.
  • the vacuum cleaner according to the present invention very usefully has a bedclothes dust brushing function for brushing away impurities such as dusts adhered to the bedclothes such as carpet by hitting the bedclothes, and a general cleaner function for cleaning a hard place such as the floor of parlor or a room, just using only one suction head.
  • an elastic member may be additionally provided for restoring the hitting members operated by the cams to their original positions, the number of cams formed on the outer circumference of the camshaft may be increased or decreased rather than the shown one, and the cam may be configured to make the hitting member hit several times when the camshaft rotates once.
  • the vacuum cleaner of the present invention may be a canister cleaner as shown in FIG. 3 , but it may also be an upright vacuum cleaner or a small portable vacuum cleaner.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
US11/014,610 2003-12-16 2004-12-16 Suction head for vacuum cleaner Abandoned US20050125942A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2003-0091932A KR100528015B1 (ko) 2003-12-16 2003-12-16 진공청소기의 흡입헤드
KRKR2003-91932 2003-12-16

Publications (1)

Publication Number Publication Date
US20050125942A1 true US20050125942A1 (en) 2005-06-16

Family

ID=34651492

Family Applications (1)

Application Number Title Priority Date Filing Date
US11/014,610 Abandoned US20050125942A1 (en) 2003-12-16 2004-12-16 Suction head for vacuum cleaner

Country Status (5)

Country Link
US (1) US20050125942A1 (ko)
JP (1) JP2005177485A (ko)
KR (1) KR100528015B1 (ko)
CN (1) CN1302745C (ko)
DE (1) DE102004060373B4 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110088207A1 (en) * 2008-06-18 2011-04-21 Seung-Heun Lim Nozzle for a vacuum cleaner
US20120227211A1 (en) * 2009-11-09 2012-09-13 Hwang Geun-Bae Nozzle of vacuum cleaner

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101282449B1 (ko) * 2006-06-05 2013-07-04 엘지전자 주식회사 진공 청소기의 흡입 노즐
KR101246483B1 (ko) * 2006-06-05 2013-03-25 엘지전자 주식회사 진공 청소기의 흡입 노즐
KR100824944B1 (ko) * 2006-12-27 2008-04-28 김유인 진공청소기용 흡입기
JP4512624B2 (ja) * 2007-09-18 2010-07-28 日立アプライアンス株式会社 電気掃除機の吸口体及びこれを備えた電気掃除機
US8424151B2 (en) 2009-07-08 2013-04-23 Samsung Electronics Co., Ltd. Vacuum cleaner having safety apparatus of auxiliary brush assembly
WO2011065647A2 (ko) * 2009-11-27 2011-06-03 Chae Byong-Tae 침구청소에 적합한 다기능 진공청소기
KR101041585B1 (ko) * 2010-11-29 2011-06-15 주식회사 에이디아이엠 진공청소기
WO2012074321A2 (ko) * 2010-12-02 2012-06-07 Chae Byong-Tae 침구청소에 적합한 진공청소장치
WO2014120109A1 (ru) * 2013-02-01 2014-08-07 Pereverzeva Vladislava Vitalyevna Вибрационная насадка для пылесоса
WO2016087923A1 (en) * 2014-12-02 2016-06-09 C Enterprise (Hk) Limited Cleaning head assembly
CN106943081A (zh) * 2017-05-16 2017-07-14 苏州市海朋电子商务有限公司 吸尘器的毛刷吸头
KR101933430B1 (ko) * 2018-03-29 2019-01-04 김민수 자가발전이 가능한 침구청소 헤드 및 이를 포함하는 청소기
CN111720908B (zh) * 2019-03-19 2022-04-01 Lg电子株式会社 空气净化器、空气净化系统以及控制空气净化系统的方法
EP3712521B1 (en) 2019-03-19 2023-01-18 LG Electronics Inc. Air purifier and air purifying system
EP3712519B1 (en) 2019-03-19 2022-12-07 LG Electronics Inc. Air purifying system and method for controlling the air purifying system

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US2881466A (en) * 1955-12-29 1959-04-14 Gen Electric Rug tool
US2904817A (en) * 1956-02-24 1959-09-22 Gen Electric Rug tool having a turbine-driven rug brush
NL229112A (ko) * 1957-06-28
CH395452A (de) * 1961-02-15 1965-07-15 Electrostar Gmbh Staubsaugende und klopfende Teppichreinigungsmaschine
CN2072823U (zh) * 1990-09-29 1991-03-13 常玉国 振动式吸尘器头
CN2154009Y (zh) * 1993-03-12 1994-01-26 韩来顺 吸尘器用多功能吸嘴
DE10001467B4 (de) * 2000-01-15 2004-04-08 Düpro AG Saugreinigungswerkzeug
KR100750724B1 (ko) * 2001-07-09 2007-08-22 삼성광주전자 주식회사 진공청소기의 흡입 브러시
KR100694256B1 (ko) * 2001-11-29 2007-03-14 엘지전자 주식회사 진공청소기의 흡입노즐

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110088207A1 (en) * 2008-06-18 2011-04-21 Seung-Heun Lim Nozzle for a vacuum cleaner
EP2319380A2 (en) * 2008-06-18 2011-05-11 Lg Electronics Inc. Nozzle for a vacuum cleaner
EP2319380A4 (en) * 2008-06-18 2011-12-07 Lg Electronics Inc NOZZLE FOR A VACUUM CLEANER
AU2009261077B2 (en) * 2008-06-18 2012-07-12 Lg Electronics Inc. Nozzle for a vacuum cleaner
US20120227211A1 (en) * 2009-11-09 2012-09-13 Hwang Geun-Bae Nozzle of vacuum cleaner
US8695160B2 (en) * 2009-11-09 2014-04-15 Lg Electronics Inc. Nozzle of vacuum cleaner
EP2499952A4 (en) * 2009-11-09 2015-09-23 Lg Electronics Inc CLEANER OF HOUSEHOLD VACUUM CLEANER

Also Published As

Publication number Publication date
KR20050060332A (ko) 2005-06-22
JP2005177485A (ja) 2005-07-07
DE102004060373A1 (de) 2005-07-14
DE102004060373B4 (de) 2008-04-17
KR100528015B1 (ko) 2005-11-15
CN1302745C (zh) 2007-03-07
CN1636494A (zh) 2005-07-13

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Legal Events

Date Code Title Description
AS Assignment

Owner name: KWANG DONG PRECISON CO., LTD., KOREA, REPUBLIC OF

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SONG, YONG-GON;REEL/FRAME:016110/0432

Effective date: 20041214

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO PAY ISSUE FEE