CN104723764A - Whiteboard eraser with ruler - Google Patents
Whiteboard eraser with ruler Download PDFInfo
- Publication number
- CN104723764A CN104723764A CN201310709113.4A CN201310709113A CN104723764A CN 104723764 A CN104723764 A CN 104723764A CN 201310709113 A CN201310709113 A CN 201310709113A CN 104723764 A CN104723764 A CN 104723764A
- Authority
- CN
- China
- Prior art keywords
- ruler
- whiteboard eraser
- housing
- hole
- shell
- 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- Withdrawn
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
-
- 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
- B43L7/00—Straightedges
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The invention belongs to the technical field of teaching equipment, and provides a whiteboard eraser with a ruler. The whiteboard eraser comprising a shell is characterized in that the ruler is arranged on the surface of the shell, a first hole is formed in the ruler, a second hole is formed in the shell, and the ruler is connected with the shell through an H-shaped pin. The whiteboard eraser with a ruler function is simple in structure, convenient to use and high in practicality, and the ruler can rotate around the whiteboard eraser freely through the preferable H-shaped pin.
Description
Technical field
The invention belongs to teaching equipment technical field, be specifically related to a kind of whiteboard eraser with ruler.
Background technology
Existing whiteboard eraser function singleness, far can not meet the requirement of user, and often will use the aids such as ruler in teaching process, but takes up room comparatively large due to teaching ruler, just adapted separately when generally needing, and brings certain puzzlement and inconvenient to teaching.Existing blank looks into the consideration that design does not have this respect, have ignored the exploitation to whiteboard eraser.
Summary of the invention
The object of the invention is to overcome blank in prior art and look into the problem without ruler.
For this reason, the invention provides a kind of whiteboard eraser with ruler, comprise housing 1, described surface of shell is provided with ruler, and described ruler is provided with hole one, and described housing is provided with hole two, and described ruler and housing are by " work " shape pinned connection.
Described surface of shell is also provided with the draw-in groove matched with ruler.
The invention has the beneficial effects as follows: this kind of whiteboard eraser with ruler provided by the invention, comprise housing, it is characterized in that: described surface of shell is provided with ruler, described ruler is provided with hole one, described housing is provided with hole two, and described ruler and housing are by " work " shape pinned connection.The program achieves the function of whiteboard eraser with ruler, and structure is simple, and preferred " work " shape bearing pin can realize ruler and freely rotate around whiteboard eraser, easy to use, practical.
Be described in further details below in conjunction with accompanying drawing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1, housing; 2, ruler; 3, Kong Yi; 4, hole two; 5, " work " shape bearing pin; 6, draw-in groove.
Detailed description of the invention
Present embodiments provide a kind of a kind of whiteboard eraser with ruler as shown in Figure 1, comprise housing 1, described housing 1 surface is provided with ruler 2, and described ruler 2 is provided with hole 1, described housing is provided with hole 24, and described ruler 2 is connected by " work " shape bearing pin 5 with housing 1.
Described housing 1 surface is also provided with the draw-in groove 6 matched with ruler 2.
The program achieves the function of whiteboard eraser with ruler, and structure is simple, and preferred " work " shape bearing pin can realize ruler and freely rotate around whiteboard eraser, easy to use, practical.
More than exemplifying is only illustrate of the present invention, does not form the restriction to protection scope of the present invention, everyly all belongs within protection scope of the present invention with the same or analogous design of the present invention.
Claims (2)
1. the whiteboard eraser with ruler, comprise housing (1), it is characterized in that: described housing (1) surface is provided with ruler (2), described ruler (2) is provided with hole one (3), described housing is provided with hole two (4), and described ruler (2) is connected by " work " shape bearing pin (5) with housing (1).
2. a kind of whiteboard eraser with ruler according to claim 1, is characterized in that: described housing (1) surface is also provided with the draw-in groove (6) matched with ruler (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310709113.4A CN104723764A (en) | 2013-12-20 | 2013-12-20 | Whiteboard eraser with ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310709113.4A CN104723764A (en) | 2013-12-20 | 2013-12-20 | Whiteboard eraser with ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104723764A true CN104723764A (en) | 2015-06-24 |
Family
ID=53448428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310709113.4A Withdrawn CN104723764A (en) | 2013-12-20 | 2013-12-20 | Whiteboard eraser with ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104723764A (en) |
-
2013
- 2013-12-20 CN CN201310709113.4A patent/CN104723764A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20150624 |