JPH02144494U - - Google Patents
Info
- Publication number
- JPH02144494U JPH02144494U JP5322089U JP5322089U JPH02144494U JP H02144494 U JPH02144494 U JP H02144494U JP 5322089 U JP5322089 U JP 5322089U JP 5322089 U JP5322089 U JP 5322089U JP H02144494 U JPH02144494 U JP H02144494U
- Authority
- JP
- Japan
- Prior art keywords
- center
- protractor
- antilog
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- circle
- 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
- Length-Measuring Instruments Using Mechanical Means (AREA)
Description
図面は本案の平面図である。
１は分度器、２は斜辺長係数、３は高さ係数、
４は余弦真数、５は正弦真数、６は第一方向版、
７は第二方向版、８は方向線、９は止め金。
４は余弦真数、５は正弦真数、６は第一方向版、
７は第二方向版、８は方向線、９は止め金。
Claims (1)
- 分度器１に角度に応じた斜辺長係数２、高さ係
数３、余弦真数４、正弦真数５を設け分度器１の
円の中心から矢印を有する透明な第一方向版６、
第二方向版７の中央に方向線８を設け矢印の反対
側を円の中心に動くように止めたものである。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5322089U JPH02144494U (ja) | 1989-05-09 | 1989-05-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5322089U JPH02144494U (ja) | 1989-05-09 | 1989-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02144494U true JPH02144494U (ja) | 1990-12-07 |
Family
ID=31574220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5322089U Pending JPH02144494U (ja) | 1989-05-09 | 1989-05-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02144494U (ja) |
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1989
- 1989-05-09 JP JP5322089U patent/JPH02144494U/ja active Pending