CN101875279A - Horizontal push-pull type blackboard eraser - Google Patents

Horizontal push-pull type blackboard eraser Download PDF

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Publication number
CN101875279A
CN101875279A CN2009100619561A CN200910061956A CN101875279A CN 101875279 A CN101875279 A CN 101875279A CN 2009100619561 A CN2009100619561 A CN 2009100619561A CN 200910061956 A CN200910061956 A CN 200910061956A CN 101875279 A CN101875279 A CN 101875279A
Authority
CN
China
Prior art keywords
blackboard eraser
blackboard
horizontal push
pull type
pull
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
CN2009100619561A
Other languages
Chinese (zh)
Inventor
李明正
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
Priority to CN2009100619561A priority Critical patent/CN101875279A/en
Publication of CN101875279A publication Critical patent/CN101875279A/en
Pending legal-status Critical Current

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Abstract

The invention provides a horizontal push-pull type blackboard eraser. A strip-shaped blackboard eraser which can be pushed and pull and slide leftwards and rightwards is installed on the board surface of a blackboard, and the strip-shaped blackboard eraser is installed in buckling groove type slide rails arranged at the upper part and the lower part of the blackboard through sliding devices at both ends thereof. When the horizontal push-pull type blackboard eraser is in use, the whole surface of the blackboard can be once erased cleanly by only leftwards or rightwards pushing and pulling the strip-shaped blackboard eraser, and the horizontal push-pull type blackboard eraser has the characteristics of portability, rapidness and convenient use.

Description

Horizontal push-pull type blackboard eraser
Technical field
The present invention relates to a kind of blackboard eraser, a kind of specifically horizontal push-pull type blackboard eraser.
Background technology
Teacher is saying class hour, constantly hand the letter written with chalk on the blackboard eraser blackboard wiping, and not only dirty but also tired, speed is waited a moment, and directly influences teacher's health and Teaching Quality effect.
Summary of the invention
The invention provides a kind of horizontal push-pull type blackboard eraser, can be disposable easily with letter written with chalk wiped clean on the blackboard.
The present invention includes blackboard and slide rail, the technical scheme that is adopted is: but the stripe shape blackboard eraser that a left and right sides push-and-pull is slided is housed on the plate face of blackboard.
Described stripe shape blackboard eraser is installed in the buckle-groove type slide rail of the upper and lower setting of blackboard by the carriage at its two ends.
On the described stripe shape blackboard eraser drawing handle is housed.
When the present invention uses, only need left or right push-and-pull stripe shape blackboard eraser, just can be disposable with whole wiped clean of blackboard, have characteristics light, quick and easy to use.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Accompanying drawing is a structural representation of the present invention.
The specific embodiment
Shown in the accompanying drawing embodiment: but the stripe shape blackboard eraser 3 that a left and right sides push-and-pull is slided is housed on the plate face of blackboard 1, stripe shape blackboard eraser 3 is installed in the buckle-groove type slide rail 2 of blackboard 1 upper and lower setting by the carriage 4 at its two ends, and drawing handle 5 is housed on the stripe shape blackboard eraser 3.

Claims (3)

1. a horizontal push-pull type blackboard eraser comprises blackboard (1) and slide rail (2), it is characterized in that: at blackboard (1) but the plate face on the stripe shape blackboard eraser (3) that a left and right sides push-and-pull is slided is housed.
2. horizontal push-pull type blackboard eraser according to claim 1 is characterized in that: described stripe shape blackboard eraser (3) is installed in the buckle-groove type slide rail (2) of the upper and lower setting of blackboard (1) by the carriage (4) at its two ends.
3. horizontal push-pull type blackboard eraser according to claim 1 is characterized in that: drawing handle (5) is housed on the described stripe shape blackboard eraser (3).
CN2009100619561A 2009-04-30 2009-04-30 Horizontal push-pull type blackboard eraser Pending CN101875279A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009100619561A CN101875279A (en) 2009-04-30 2009-04-30 Horizontal push-pull type blackboard eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009100619561A CN101875279A (en) 2009-04-30 2009-04-30 Horizontal push-pull type blackboard eraser

Publications (1)

Publication Number Publication Date
CN101875279A true CN101875279A (en) 2010-11-03

Family

ID=43018001

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009100619561A Pending CN101875279A (en) 2009-04-30 2009-04-30 Horizontal push-pull type blackboard eraser

Country Status (1)

Country Link
CN (1) CN101875279A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104708956A (en) * 2015-04-03 2015-06-17 南通理工学院 Self-erasing blackboard
CN107415548A (en) * 2017-04-19 2017-12-01 江勇 A kind of teaching cleaning type blackboard

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104708956A (en) * 2015-04-03 2015-06-17 南通理工学院 Self-erasing blackboard
CN107415548A (en) * 2017-04-19 2017-12-01 江勇 A kind of teaching cleaning type blackboard

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20101103