CN201065009Y - Blackboard ruler with magnet - Google Patents
Blackboard ruler with magnet Download PDFInfo
- Publication number
- CN201065009Y CN201065009Y CNU2007201270535U CN200720127053U CN201065009Y CN 201065009 Y CN201065009 Y CN 201065009Y CN U2007201270535 U CNU2007201270535 U CN U2007201270535U CN 200720127053 U CN200720127053 U CN 200720127053U CN 201065009 Y CN201065009 Y CN 201065009Y
- Authority
- CN
- China
- Prior art keywords
- magnet
- blackboard
- ruler
- chi
- utility
- 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
Images
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a blackboard ruler with magnet, which is composed of a ruler body and a magnet, the ruler body denotes a straight rule, a triangular rule, a straight triangular ruler, or a protractor and the magnet is round, the magnet is embedded at two or three fixed positions of the back of the scale body. The utility model provides a blackboard scale with magnet which is easy to be adjusted and uneasy to slide.
Description
Affiliated field
The utility model relates to a kind of ruler, particularly relates to a kind of blackboard chi of carry magnet.
Background technology
Usefulness such as the ruler, set square of teaching usefulness, straight set square, protractor are wooden, plastics, aluminum alloy materials are made, and the ruler bodily form is bigger, and more painstaking during the drawing geometric figure on blackboard, slip easily should not be adjusted.
Summary of the invention
In order to solve above-mentioned deficiency, the utility model relates to provides easy adjustment, the blackboard chi of a kind of carry magnet that should not slide.
A kind of blackboard chi of carry magnet is made up of chi body and magnet, and described chi body is meant ruler, set square, straight set square, protractor, and rounded or the square or rectangle of magnet embeds two or three fixed positions of the chi body back side.
The utility model can only be used for iron or the iron sheet blackboard.
Description of drawings
Fig. 1 is straight set square
Fig. 2 is a ruler
Fig. 3 is a set square
Fig. 4 is a protractor
Among the figure: chi body 1 magnet 2
The specific embodiment
Chi body 1 back side has embedded magnet 2 among shown Fig. 1, Fig. 2, Fig. 3, Fig. 4, and there are two or three fixing magnet 2 at each chi body 1 back side.
Straight set square shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, ruler, set square, protractor are a kind of four kinds of embodiment of blackboard chi of carry magnet.Described chi body is made by wooden or plastics or aluminum alloy materials.
The utility model provides easy adjustment, the blackboard chi of a kind of carry magnet that should not slide.
The utility model can only be used for iron or the iron sheet blackboard.
Claims (3)
1. the blackboard chi of a carry magnet is made up of chi body and magnet, it is characterized in that, described chi body is meant ruler, set square, straight set square, protractor; Described magnet embeds chi body back side fixed position.
2. the blackboard chi of claims 1 described a kind of carry magnet is characterized in that, described magnet embeds two or three fixed positions of the chi body back side.
3. the blackboard chi of claims 1 described a kind of carry magnet is characterized in that, rounded or the square or rectangle of described magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201270535U CN201065009Y (en) | 2007-07-20 | 2007-07-20 | Blackboard ruler with magnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201270535U CN201065009Y (en) | 2007-07-20 | 2007-07-20 | Blackboard ruler with magnet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201065009Y true CN201065009Y (en) | 2008-05-28 |
Family
ID=39482172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201270535U Expired - Fee Related CN201065009Y (en) | 2007-07-20 | 2007-07-20 | Blackboard ruler with magnet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201065009Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102862423A (en) * | 2012-10-24 | 2013-01-09 | 宜兴市芳桥实验小学 | Magnetic meter ruler |
-
2007
- 2007-07-20 CN CNU2007201270535U patent/CN201065009Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102862423A (en) * | 2012-10-24 | 2013-01-09 | 宜兴市芳桥实验小学 | Magnetic meter ruler |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201092205Y (en) | Multifunctional square | |
| CN201065009Y (en) | Blackboard ruler with magnet | |
| CN201161505Y (en) | Combined geometry ruler | |
| CN201895508U (en) | Multifunctional set square | |
| CN202242586U (en) | Multifunctional ruler | |
| CN202337137U (en) | Ruler capable of drawing parallel lines | |
| CN201070925Y (en) | Multifunctional ruler | |
| CN202293903U (en) | Novel multi-functional ruler | |
| CN201703098U (en) | Pencil | |
| CN102896949A (en) | Protractor | |
| CN201792656U (en) | Broken line ruler | |
| CN201646137U (en) | Multifunctional combined ruler | |
| CN201220544Y (en) | Multifunctional ruler | |
| CN203063412U (en) | Dual-purpose ruler | |
| CN201272151Y (en) | Bevel protractor | |
| CN102729701A (en) | Circle-drawing assembly matched to metal ruler | |
| CN202022005U (en) | Ruler for drawing | |
| CN200963991Y (en) | Multifunctional corner-free combined ruler | |
| CN202368189U (en) | Ruler capable of serving as compasses | |
| CN201833747U (en) | Stationery | |
| CN202413148U (en) | Multi-functional drawing tool | |
| CN202806084U (en) | Multifunctional protractor | |
| CN201951055U (en) | Novel drawing pen tool | |
| CN202480674U (en) | Convenient set square | |
| CN202911395U (en) | Ruler |
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: 20080528 Termination date: 20100720 |