EP1806239A1 - Dispositif de nettoyage - Google Patents

Dispositif de nettoyage Download PDF

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Publication number
EP1806239A1
EP1806239A1 EP05774465A EP05774465A EP1806239A1 EP 1806239 A1 EP1806239 A1 EP 1806239A1 EP 05774465 A EP05774465 A EP 05774465A EP 05774465 A EP05774465 A EP 05774465A EP 1806239 A1 EP1806239 A1 EP 1806239A1
Authority
EP
European Patent Office
Prior art keywords
receptacle
chamber
dust
compartment
board eraser
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.)
Withdrawn
Application number
EP05774465A
Other languages
German (de)
English (en)
Other versions
EP1806239A4 (fr
Inventor
Hsihuang Lai
Hsihur Lai
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP1806239A1 publication Critical patent/EP1806239A1/fr
Publication of EP1806239A4 publication Critical patent/EP1806239A4/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
    • B43L19/0006—Erasers, rubbers, or erasing devices; Holders therefor motor-driven
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L21/00—Blackboard or slate cleaning devices
    • B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
    • B43L19/0037—Eraser cleaners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
    • B43L19/0056—Holders for erasers
    • B43L19/0068—Hand-held holders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
    • B43L19/04—Fibrous erasers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L21/00—Blackboard or slate cleaning devices
    • B43L21/04—Wiper holders

Definitions

  • the invention relates to a board eraser including a compact structure and a light weight.
  • Typical board erasers comprise the following kinds:
  • the inventor is to overcome the drawbacks and to develop the vacuum board eraser of the invention.
  • the invention is to provide a vacuum board eraser including a compact structure and a light weight.
  • the invention provides a vacuum board eraser comprising a receptacle including a chamber and a compartment formed on the upper portion and communicating with the chamber, a brush engaged into the chamber of the receptacle and disposed beside the communicating portion of the chamber and the compartment; a frame secured in the chamber of the receptacle, and including two rollers, and a rubbing cloth engaged around the rollers and engageable with the brush; a fan device engaged into the compartment and a motor coupled to the fan device for driving the fan device; a container attached to the receptacle and disposed between the chamber and the compartment, and the fan device draws the dust from the chamber of the receptacle into the container.
  • the receptacle includes two rails, the container includes two side tracks for engaging with the rails and for detachably attaching the container to the receptacle, and a dust net engaged into the container for collecting the dust.
  • a cover is disposed on top of the compartment of the receptacle and a switch disposed on the cover, and a battery disposed in the compartment of the receptacle.
  • One or more conductors are disposed on the receptacle and coupled to the battery for electrically coupling to a charging base.
  • the frame includes two flaps each having an oblong hole for slidably receiving end blocks of spindles of the rollers, and a spring engaged with the end blocks of the spindles
  • the receptacle includes a rim attached to the peripheral portion of the chamber of the receptacle and made of soft materials.
  • the invention is to improve the Chinese Patent Application No. ZL03236805.X , entitled "board eraser”.
  • a vacuum board eraser comprises a receptacle 10, a brush 20, four rollers 40, a frame 60, a rubbing cloth 30, a rim 70, a fan device 80 and a container 90, wherein:
  • rollers 40 and the spindles 50 may then be assembled and engaged into the frame 60 as shown in FIG. 3.
  • the rubbing cloth 30 may erase the dust from the blackboard and may be moved into the chamber 11 of the receptacle 10, and the brush 20 may scrub the rubbing cloth 30 to remove the dust.
  • the switch 24 may be actuated to operate the fan device 80 which may draw the air and the dust through the opening 110 of the receptacle 10 and into the container 90, and the dust net 91 may block the dust to allow the dust to be collected in the container 90, and the container 90 may be easily disengaged from the receptacle 10 for dumping the dust.
  • the springs 51 may bias the end blocks 500 of the outer spindle 50 of the roller 40 at one end of the frame 60 to allow the roller 40 to be moved to straighten the rubbing cloth 30.
  • the board eraser may be engaged into the charging base A which may charge the batteries 82 that are engaged in the compartment 13 of the receptacle 10.
  • the cover 16 may be disposed on top of the compartment 13 of the receptacle 10, and the batteries 82 may be changed with the new ones by opening the cover 16, after the batteries 82 have been consumed.
  • the receptacle 10 may include an electric cable coupled to the batteries 82 for energizing the batteries 82.
  • the board eraser is not limited to the embodiment as shown in the drawings, but include the changing of the invention.

Landscapes

  • Drawing Aids And Blackboards (AREA)
EP05774465A 2004-09-03 2005-08-18 Dispositif de nettoyage Withdrawn EP1806239A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNB2004100742258A CN100418792C (zh) 2004-09-03 2004-09-03 板擦
PCT/CN2005/001282 WO2006024219A1 (fr) 2004-09-03 2005-08-18 Dispositif de nettoyage

Publications (2)

Publication Number Publication Date
EP1806239A1 true EP1806239A1 (fr) 2007-07-11
EP1806239A4 EP1806239A4 (fr) 2009-11-25

Family

ID=35999697

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05774465A Withdrawn EP1806239A4 (fr) 2004-09-03 2005-08-18 Dispositif de nettoyage

Country Status (4)

Country Link
EP (1) EP1806239A4 (fr)
KR (1) KR20070038117A (fr)
CN (1) CN100418792C (fr)
WO (1) WO2006024219A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100843278B1 (ko) * 2006-07-05 2008-07-08 (주)베이온 크리너가 구비된 유에스비 메모리 장치
CN103317917A (zh) * 2012-03-25 2013-09-25 上海华师京城高新技术开发有限公司 一种多功能电子板擦
CN105818587A (zh) * 2016-06-13 2016-08-03 辛顺强 一种无尘黑板擦
CN106821143A (zh) * 2017-01-17 2017-06-13 湖州佳星电机有限公司 一种带空气净化功能的吸尘平板擦
CN107053913B (zh) * 2017-05-04 2019-02-19 聊城职业技术学院 一种教学用智能电动板擦
CN111993821A (zh) * 2019-11-10 2020-11-27 孟庆龙 一种去皮屑的圆形橡皮擦专用包裹套及使用方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2108434A (en) * 1981-10-23 1983-05-18 Hua Yu Wen Electric blackboard eraser
US4941225A (en) * 1989-11-13 1990-07-17 Liao Su Land Automatic chalk-powder collecting device for blackboard eraser
US5216776A (en) * 1992-01-27 1993-06-08 Dennison Daniel C Automatic blackboard eraser apparatus
US20030000042A1 (en) * 2001-06-29 2003-01-02 Wang Yu Long Eraser having selectively openable and closable aperatures
US20030037404A1 (en) * 2001-08-23 2003-02-27 Wu Tung Ming Electronic blackboard eraser

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2186670Y (zh) * 1994-04-17 1995-01-04 阮忠卫 新型电动吸尘黑板擦
JPH08267995A (ja) * 1995-03-30 1996-10-15 Shinji Inoue 電気掃除機付き黒板ふき
US5537711A (en) * 1995-05-05 1996-07-23 Tseng; Yu-Che Electric board cleaner
CN2226536Y (zh) * 1995-06-28 1996-05-08 黄昌艺 电动吸尘黑板擦
CN2238748Y (zh) * 1995-08-17 1996-10-30 陈镜尧 可感知粉笔灰量的黑板擦清洁器
JP2001039089A (ja) * 1999-07-29 2001-02-13 Servo Technos:Kk 消去装置
CN2435247Y (zh) * 2000-06-23 2001-06-20 王黔川 吸尘式黑板擦
CN2501699Y (zh) * 2001-09-29 2002-07-24 孟胜贤 电动吸尘黑板擦
CN2519738Y (zh) * 2001-10-12 2002-11-06 张大龙 吸尘式黑板刷
CN2609776Y (zh) * 2003-01-28 2004-04-07 赖锡璜 板擦结构
CN2741792Y (zh) * 2004-09-03 2005-11-23 赖锡璜 板擦

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2108434A (en) * 1981-10-23 1983-05-18 Hua Yu Wen Electric blackboard eraser
US4941225A (en) * 1989-11-13 1990-07-17 Liao Su Land Automatic chalk-powder collecting device for blackboard eraser
US5216776A (en) * 1992-01-27 1993-06-08 Dennison Daniel C Automatic blackboard eraser apparatus
US20030000042A1 (en) * 2001-06-29 2003-01-02 Wang Yu Long Eraser having selectively openable and closable aperatures
US20030037404A1 (en) * 2001-08-23 2003-02-27 Wu Tung Ming Electronic blackboard eraser

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006024219A1 *

Also Published As

Publication number Publication date
KR20070038117A (ko) 2007-04-09
WO2006024219A1 (fr) 2006-03-09
CN1743186A (zh) 2006-03-08
CN100418792C (zh) 2008-09-17
EP1806239A4 (fr) 2009-11-25

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