JPS58182101U - Calculation ruler for design - Google Patents
Calculation ruler for designInfo
- Publication number
- JPS58182101U JPS58182101U JP7838882U JP7838882U JPS58182101U JP S58182101 U JPS58182101 U JP S58182101U JP 7838882 U JP7838882 U JP 7838882U JP 7838882 U JP7838882 U JP 7838882U JP S58182101 U JPS58182101 U JP S58182101U
- Authority
- JP
- Japan
- Prior art keywords
- base
- ruler
- design
- value
- circumference
- 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)
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図は本考案の第１の実施例の外観斜視図、第２図は
同じくその平面図、第３図は本考案の第２の実施例の外
観斜視図、第４図は同じくその平面図である。
１・・・・・・定規本体、２・・・・・・基点、３・・
・・・・基線、６・・・・・・測定部、７・・・・・・
面積線、訃・・・・・周長線、９・・・・・・面積値、
１０・・・・・・周長値。Fig. 1 is an external perspective view of the first embodiment of the present invention, Fig. 2 is a plan view thereof, Fig. 3 is an external perspective view of the second embodiment of the invention, and Fig. 4 is a plan view thereof. It is a diagram. 1... Ruler body, 2... Base point, 3...
...Baseline, 6...Measurement part, 7...
Area line, death...perimeter line, 9...area value,
10... Perimeter value.
Claims (1)
点と、該基点を通る基線と、該基点を原点とし、該基線
に平行なｙ軸とそれに直交するｙ軸とで構成される座標
系において、ｘｘｙ＝ｃで示される複数の曲線であって
、所定の縮尺による該Ｃ値を面積値として付した面積線
と、同じ＜ｙ＝−ｘ＋にで示される複数の直線であって
、前記縮尺と同一の縮尺による該に値の２倍の値を周長
値として付した周長線とを設けたことを特徴とする設計
用計算定規。A transparent measurement part is provided on the main body of the plate-shaped ruler, and the measurement part is composed of a base point, a base line passing through the base point, a y-axis parallel to the base line, and a y-axis perpendicular to the base line, with the base point as the origin. In the coordinate system where A design calculation ruler, characterized in that a circumference line is provided at the same scale as the above-mentioned scale and a circumference value that is twice the value is attached as a circumference value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7838882U JPS58182101U (en) | 1982-05-29 | 1982-05-29 | Calculation ruler for design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7838882U JPS58182101U (en) | 1982-05-29 | 1982-05-29 | Calculation ruler for design |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58182101U true JPS58182101U (en) | 1983-12-05 |
Family
ID=30087606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7838882U Pending JPS58182101U (en) | 1982-05-29 | 1982-05-29 | Calculation ruler for design |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58182101U (en) |
-
1982
- 1982-05-29 JP JP7838882U patent/JPS58182101U/en active Pending
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