JPH0377978U - - Google Patents
Info
- Publication number
- JPH0377978U JPH0377978U JP13914389U JP13914389U JPH0377978U JP H0377978 U JPH0377978 U JP H0377978U JP 13914389 U JP13914389 U JP 13914389U JP 13914389 U JP13914389 U JP 13914389U JP H0377978 U JPH0377978 U JP H0377978U
- Authority
- JP
- Japan
- Prior art keywords
- straight line
- scale
- teaching tool
- magnet
- band
- 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
Links
- 239000000758 substrate Substances 0.000 claims description 3
- 229920005992 thermoplastic resin Polymers 0.000 claims 1
Description
第１図は本考案の数直線用教具の斜視図、第２
図は同不用時の巻き取つた状態の斜視図、第３図
は同使用状態の斜視図である。
尚、図面で１は数直線用教具、３は基板、３ａ
は基板の表面、３ｂは同裏面、５は直線、７は目
盛である。
Figure 1 is a perspective view of the number line teaching tool of the present invention, Figure 2
The figure is a perspective view of the same rolled-up state when not in use, and FIG. 3 is a perspective view of the same used state. In addition, in the drawing, 1 is a number line teaching tool, 3 is a board, and 3a
3b is the front surface of the substrate, 3b is the back surface, 5 is a straight line, and 7 is a scale.
Claims (1)
し、この直線上に目盛を形成し、基板の裏面には
磁石を設けたことを特徴とする数直線用教具。 A number line teaching tool characterized in that a straight line is formed on the surface of a band-shaped substrate made of thermoplastic resin, a scale is formed on the straight line, and a magnet is provided on the back side of the substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13914389U JPH0377978U (en) | 1989-11-30 | 1989-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13914389U JPH0377978U (en) | 1989-11-30 | 1989-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0377978U true JPH0377978U (en) | 1991-08-06 |
Family
ID=31686203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13914389U Pending JPH0377978U (en) | 1989-11-30 | 1989-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0377978U (en) |
-
1989
- 1989-11-30 JP JP13914389U patent/JPH0377978U/ja active Pending
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