CN201566371U - Ruler sleeve - Google Patents
Ruler sleeve Download PDFInfo
- Publication number
- CN201566371U CN201566371U CN2009202345608U CN200920234560U CN201566371U CN 201566371 U CN201566371 U CN 201566371U CN 2009202345608 U CN2009202345608 U CN 2009202345608U CN 200920234560 U CN200920234560 U CN 200920234560U CN 201566371 U CN201566371 U CN 201566371U
- Authority
- CN
- China
- Prior art keywords
- ruler
- long limit
- chi cover
- opening
- sleeve
- 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.)
- Expired - Fee Related
Links
Landscapes
- Drawing Aids And Blackboards (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model relates to a ruler sleeve which is rectangular, wherein one long edge of the ruler sleeve is an opening long edge (1); the other three edges are closed; and the middle part of the opening long edge (1) is provided with an arc-shaped gap (2). The ruler sleeve can protect the surface and scales of a ruler and prolong the service life of the ruler.
Description
(1) technical field
The utility model relates to a kind of chi cover.Belong to the stationery technical field.
(2) background technology
Ruler is the frequent instrument that uses of student, so four jiaos of ruler and graduation mark lose easily and blur, and the availability of ruler is destroyed, and has influenced the service life of ruler.
(3) summary of the invention
In order to overcome the problems referred to above, the utility model provides a kind of chi cover, can reduce the loss of ruler.
The technical scheme that its technical problem that solves the utility model adopts is: this chi cover is rectangle, and wherein a long limit is the long limit of opening, and other three bandings close, and the middle part on the long limit of described opening is provided with arc notch.
When ruler does not use, ruler is put into the chi cover from the long limit of chi cover opening, from indentation, there ruler is taken out when needing to use ruler.
The beneficial effects of the utility model are:
This chi cover can be protected the appearance and the scale of ruler, prolongs the life-span of ruler.
(4) description of drawings
Fig. 1 is a structure chart of the present utility model.
Among the figure:
The long limit 1 of opening, arc notch 2.
(5) specific embodiment
As Fig. 1, the utility model chi cover, this chi cover is rectangle, and a described chi cover wherein long limit is the long limit 1 of opening, and other three bandings close, and the middle part on the long limit 1 of described opening is provided with arc notch 2.
Claims (1)
1. chi cover is characterized in that: described chi cover is rectangle, and a described chi cover wherein long limit is the long limit (1) of opening, and other three bandings close, and the middle part on the long limit of described opening (1) is provided with arc notch (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202345608U CN201566371U (en) | 2009-07-31 | 2009-07-31 | Ruler sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202345608U CN201566371U (en) | 2009-07-31 | 2009-07-31 | Ruler sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201566371U true CN201566371U (en) | 2010-09-01 |
Family
ID=42658659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202345608U Expired - Fee Related CN201566371U (en) | 2009-07-31 | 2009-07-31 | Ruler sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201566371U (en) |
-
2009
- 2009-07-31 CN CN2009202345608U patent/CN201566371U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100901 Termination date: 20110731 |