JPS58185491U - circle drawing ruler - Google Patents
circle drawing rulerInfo
- Publication number
- JPS58185491U JPS58185491U JP8264182U JP8264182U JPS58185491U JP S58185491 U JPS58185491 U JP S58185491U JP 8264182 U JP8264182 U JP 8264182U JP 8264182 U JP8264182 U JP 8264182U JP S58185491 U JPS58185491 U JP S58185491U
- Authority
- JP
- Japan
- Prior art keywords
- tip
- ruler
- circular
- drawing ruler
- circle drawing
- 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
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の平面図、第２図は本考案の縦断面図、
第３図は本考案の分解斜視図。
１・・・回転円形定規、２・・・底面定規、３・・・中
心線、４・・・直径目盛、５・・・同心円、６，７・・
・筆記具芯先挿入小穴、８・・・ガイド円環、９・・・
芯先逃がし円形穴。Figure 1 is a plan view of the present invention, Figure 2 is a longitudinal sectional view of the present invention,
FIG. 3 is an exploded perspective view of the present invention. 1... Rotating circular ruler, 2... Bottom ruler, 3... Center line, 4... Diameter scale, 5... Concentric circles, 6, 7...
・Writing instrument tip insertion hole, 8...Guide ring, 9...
Circular hole for lead tip relief.
Claims (1)
上及び各同心円間に筆記具芯先挿入小穴６．７をあけた
回転円形定規１に、ガイド円環８と芯先にかし円形穴９
を形成した底面定規２を組合せた透明性の合成樹脂から
なる円作図定規。A rotary circular ruler 1 with a center line 3, a diameter scale 4, and concentric circles 5 marked on it, and a small hole 6.7 for inserting the tip of a writing instrument tip on each concentric circle and between each concentric circle, and a guide ring 8 and a circular shape on the tip of the tip. hole 9
A circular drawing ruler made of transparent synthetic resin and combined with a bottom ruler 2 having a shape formed therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8264182U JPS58185491U (en) | 1982-06-02 | 1982-06-02 | circle drawing ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8264182U JPS58185491U (en) | 1982-06-02 | 1982-06-02 | circle drawing ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58185491U true JPS58185491U (en) | 1983-12-09 |
Family
ID=30091697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8264182U Pending JPS58185491U (en) | 1982-06-02 | 1982-06-02 | circle drawing ruler |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58185491U (en) |
-
1982
- 1982-06-02 JP JP8264182U patent/JPS58185491U/en active Pending
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