JPH0162094U - - Google Patents
Info
- Publication number
- JPH0162094U JPH0162094U JP15725387U JP15725387U JPH0162094U JP H0162094 U JPH0162094 U JP H0162094U JP 15725387 U JP15725387 U JP 15725387U JP 15725387 U JP15725387 U JP 15725387U JP H0162094 U JPH0162094 U JP H0162094U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- make
- line
- away
- small
- 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)
Description
第１図は本案の平面図、第２図は本案の使用状
態の時の平面図。
１は本体。２は支点となる穴。３〜１３は円を
描く為、鉛筆の芯を入れる穴。１４はピン。１５
は鉛筆。
FIG. 1 is a plan view of the present invention, and FIG. 2 is a plan view of the present invention in use. 1 is the main body. 2 is the hole that will serve as the fulcrum. 3 to 13 are holes for inserting pencil lead to draw circles. 14 is a pin. 15
is a pencil.
Claims (1)
，Ｃ，Ｄ，Ｅの５本の横線を設ける。 (ロ) 本体１のＣ線の左端上に小さな穴２を設け
る。 (ハ) 穴２から１．０cm離れたＡ線上にも小さな
穴３を設ける。 (ニ) 穴２から１．１cm離れたＢ線上にも小さな
穴４を設ける。 (ホ) 穴２から１．２cm離れたＣ線上にも小さな
穴５を設ける。 (ヘ) 穴２から１．３cm離れたＤ線上にも小さな
穴６を設ける。 (ト) 穴２から１．４cm離れたＥ線上にも小さな
穴７を設ける。 (チ) 穴２から１．５cm離れたＡ線上にも小さな
穴８を設ける。 (リ) 穴２から１．６cm離れたＢ線上にも小さな
穴９を設ける。 (ヌ) 穴２から１．７cm離れたＣ線上にも小さな
穴１０を設ける。 (ル) 穴２から１．８cm離れたＤ線上にも小さな
穴１１を設ける。 (ヲ) 穴２から１．９cm離れたＥ線上にも小さな
穴１２を設ける。 (ワ) 穴２から２．０cm離れたＡ線上にも小さな
穴１３を設ける。 〓(カ)カ〓 このように穴２を支点として、２．
１cmから２０．０cmまで、０．１mmきざみに穴の
位置の距離を増して、Ａ，Ｂ，Ｃ，Ｄ，Ｅの５本
の横線上にそれぞれ小さな穴を設ける。 以上の如く構成された、円の書ける穴あき定規
。[Scope of claims for utility model registration] (a) A and B are placed on the surface of the rectangular main body 1 at intervals of 5 mm.
, C, D, and E are provided. (b) Make a small hole 2 on the left end of the C line of the main body 1. (c) Also make a small hole 3 on line A 1.0 cm away from hole 2. (d) Also make a small hole 4 on line B 1.1 cm away from hole 2. (E) Also make a small hole 5 on the C line 1.2 cm away from hole 2. (f) Also make a small hole 6 on line D, 1.3 cm away from hole 2. (g) Also make a small hole 7 on the E line 1.4 cm away from hole 2. (H) Also make a small hole 8 on line A 1.5 cm away from hole 2. (l) Also make a small hole 9 on line B 1.6 cm away from hole 2. (J) Also make a small hole 10 on the C line 1.7 cm away from hole 2. (l) Also make a small hole 11 on line D, 1.8 cm away from hole 2. (w) Also make a small hole 12 on the E line 1.9 cm away from hole 2. (W) Also make a small hole 13 on line A 2.0 cm away from hole 2. 〓(F)F〓 In this way, using hole 2 as a fulcrum, 2.
From 1 cm to 20.0 cm, increase the distance of the hole positions in 0.1 mm increments, and make small holes on each of the five horizontal lines A, B, C, D, and E. A perforated ruler on which circles can be drawn, constructed as described above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15725387U JPH0162094U (en) | 1987-10-14 | 1987-10-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15725387U JPH0162094U (en) | 1987-10-14 | 1987-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0162094U true JPH0162094U (en) | 1989-04-20 |
Family
ID=31436536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15725387U Pending JPH0162094U (en) | 1987-10-14 | 1987-10-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0162094U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006264157A (en) * | 2005-03-24 | 2006-10-05 | Hisashi Tokunaga | Compasses-cum-ruler |
-
1987
- 1987-10-14 JP JP15725387U patent/JPH0162094U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006264157A (en) * | 2005-03-24 | 2006-10-05 | Hisashi Tokunaga | Compasses-cum-ruler |
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