FR2490155A1 - Dispositif d'essuyage d'un tableau - Google Patents

Dispositif d'essuyage d'un tableau Download PDF

Info

Publication number
FR2490155A1
FR2490155A1 FR8108008A FR8108008A FR2490155A1 FR 2490155 A1 FR2490155 A1 FR 2490155A1 FR 8108008 A FR8108008 A FR 8108008A FR 8108008 A FR8108008 A FR 8108008A FR 2490155 A1 FR2490155 A1 FR 2490155A1
Authority
FR
France
Prior art keywords
suction
dust
wiping
pad
wiper
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Withdrawn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
FR8108008A
Other languages
English (en)
French (fr)
Inventor
Akio Nakano
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.)
NAKANO BUSSAN CO Ltd
Original Assignee
NAKANO BUSSAN 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 JP12682580A external-priority patent/JPS5751499A/ja
Priority claimed from JP13134480U external-priority patent/JPS5756196U/ja
Application filed by NAKANO BUSSAN CO Ltd filed Critical NAKANO BUSSAN CO Ltd
Publication of FR2490155A1 publication Critical patent/FR2490155A1/fr
Withdrawn legal-status Critical Current

Links

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
    • B43L21/00—Blackboard or slate cleaning devices
    • B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust

Landscapes

  • Cleaning In General (AREA)
  • Drawing Aids And Blackboards (AREA)
FR8108008A 1980-09-12 1981-04-22 Dispositif d'essuyage d'un tableau Withdrawn FR2490155A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12682580A JPS5751499A (en) 1980-09-12 1980-09-12 Eraser device
JP13134480U JPS5756196U (de) 1980-09-16 1980-09-16

Publications (1)

Publication Number Publication Date
FR2490155A1 true FR2490155A1 (fr) 1982-03-19

Family

ID=26462935

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8108008A Withdrawn FR2490155A1 (fr) 1980-09-12 1981-04-22 Dispositif d'essuyage d'un tableau

Country Status (3)

Country Link
DE (1) DE3117234A1 (de)
FR (1) FR2490155A1 (de)
GB (1) GB2083414A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109017072A (zh) * 2018-08-10 2018-12-18 孙冉冉 一种便于使用的教育用黑板清理装置

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5957700A (en) * 1995-08-17 1999-09-28 Ricoh Elemex Corporation Writing board
US6330732B1 (en) * 2000-07-19 2001-12-18 Te-Hsi Liu Dust collect device for an eraser
EP1285782A1 (de) * 2001-08-23 2003-02-26 Te-Hsi Liu Staubsammelapparat für eine Löschvorrichtung
US20110154608A1 (en) * 2009-12-30 2011-06-30 Tun-Huang Tsou Multi-function board eraser structure
CN106626899A (zh) * 2016-12-13 2017-05-10 中州大学 一种高校中文教学用教具
CN110228315A (zh) * 2019-07-03 2019-09-13 上海理工大学 一种利用振动片振动毛刷的叶轮离心负压吸尘黑板擦

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1552713A (en) * 1922-10-26 1925-09-08 William J Leary Blackboard-erasing apparatus
FR699846A (fr) * 1930-10-13 1931-02-20 Appareil pour le nettoyage des tableaux noirs et des essuie-tableaux noirs
US1801620A (en) * 1928-06-11 1931-04-21 Sanford S Bettman Vacuum board eraser
FR1184699A (fr) * 1957-09-13 1959-07-24 Appareil pour effaçage des tableaux noirs avec absorption des poussières de craie
US3011201A (en) * 1959-03-31 1961-12-05 Cymara Hermann Karl Vacuum dust pan and reel
US3066345A (en) * 1961-07-17 1962-12-04 Royal Appliance Mfg Company Blackboard eraser cleaner
US3320725A (en) * 1965-08-17 1967-05-23 Robert L Sampson Bag vibrator

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1552713A (en) * 1922-10-26 1925-09-08 William J Leary Blackboard-erasing apparatus
US1801620A (en) * 1928-06-11 1931-04-21 Sanford S Bettman Vacuum board eraser
FR699846A (fr) * 1930-10-13 1931-02-20 Appareil pour le nettoyage des tableaux noirs et des essuie-tableaux noirs
FR1184699A (fr) * 1957-09-13 1959-07-24 Appareil pour effaçage des tableaux noirs avec absorption des poussières de craie
US3011201A (en) * 1959-03-31 1961-12-05 Cymara Hermann Karl Vacuum dust pan and reel
US3066345A (en) * 1961-07-17 1962-12-04 Royal Appliance Mfg Company Blackboard eraser cleaner
US3320725A (en) * 1965-08-17 1967-05-23 Robert L Sampson Bag vibrator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109017072A (zh) * 2018-08-10 2018-12-18 孙冉冉 一种便于使用的教育用黑板清理装置

Also Published As

Publication number Publication date
GB2083414A (en) 1982-03-24
DE3117234A1 (de) 1982-05-06

Similar Documents

Publication Publication Date Title
EP2208453B1 (de) Vorrichtung zur Drallabscheidung mit Beschleunigungsrampe
EP0605280B1 (de) Vorrichtung zum Aufnehmen von Abfällen und Staub
EP1381301A1 (de) Mundstück für staubsauger
FR2839435A1 (fr) Dispositif de collecte de poussiere du type a cyclone pour aspirateur equipe de moyens automatiques de retrait de la poussiere.
FR2490155A1 (fr) Dispositif d'essuyage d'un tableau
FR2849364A1 (fr) Dispositif de fixation pour fixer et detacher un receptable a poussiere d'un aspirateur de type cyclone et aspirateur comportant un tel dispositif
FR2572920A1 (fr) Appareil pour le nettoyage de toutes surfaces lisses
FR2573699A1 (fr) Dispositif pour effacer les inscriptions sur les tableaux noirs
EP2201876B1 (de) Staubsaugerdüse
KR101333102B1 (ko) 무동력 청소기
KR101144949B1 (ko) 회전솔을 구비한 수동형 스마트 청소기
US5819368A (en) Metal collection device for vacuum cleaners
EP1600094B1 (de) Staubsammelvorrichtung für Staubsauger
FR2565813A1 (fr) Buse aspirante a brosse rotative
CA3115133A1 (fr) Balai de nettoyage de sol a fonction electrique
FR2794634A1 (fr) Machine de nettoyage mobile pour revetement textile
FR2624714A1 (fr) Aspirateur manuel de poussieres, notamment de petit modele
KR920006770Y1 (ko) 귀지 청소기
FR2565090A1 (fr) Suceur
JP2006061540A (ja) 電気掃除機
JPS5818828Y2 (ja) 電気掃除機
JPS594602Y2 (ja) 電気掃除機
JP2002017628A5 (de)
FR2769229A1 (fr) Dispositif mouche nez pour bebe
KR200192984Y1 (ko) 전동식 칠판 지우게

Legal Events

Date Code Title Description
ST Notification of lapse