JPS51130251A - Triangular rule - Google Patents
Triangular ruleInfo
- Publication number
- JPS51130251A JPS51130251A JP5442675A JP5442675A JPS51130251A JP S51130251 A JPS51130251 A JP S51130251A JP 5442675 A JP5442675 A JP 5442675A JP 5442675 A JP5442675 A JP 5442675A JP S51130251 A JPS51130251 A JP S51130251A
- Authority
- JP
- Japan
- Prior art keywords
- rule
- cursor
- triangular rule
- triangular
- freely
- 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)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
PURPOSE: The apparatus is consisted of the first rule with a protoractor which is supported freely with an axis, the second rule with a cursor and the angluar indicator and the third rule with a cursor which is sliding freely. The each side length of a triangle at point of intersection are measured directly.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5442675A JPS51130251A (en) | 1975-05-06 | 1975-05-06 | Triangular rule |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5442675A JPS51130251A (en) | 1975-05-06 | 1975-05-06 | Triangular rule |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51130251A true JPS51130251A (en) | 1976-11-12 |
Family
ID=12970380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5442675A Pending JPS51130251A (en) | 1975-05-06 | 1975-05-06 | Triangular rule |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51130251A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58204301A (en) * | 1982-05-24 | 1983-11-29 | Tadayoshi Takeuchi | Inking scale of lancing for bracing |
-
1975
- 1975-05-06 JP JP5442675A patent/JPS51130251A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58204301A (en) * | 1982-05-24 | 1983-11-29 | Tadayoshi Takeuchi | Inking scale of lancing for bracing |
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