JPS6421301U - - Google Patents
Info
- Publication number
- JPS6421301U JPS6421301U JP11451487U JP11451487U JPS6421301U JP S6421301 U JPS6421301 U JP S6421301U JP 11451487 U JP11451487 U JP 11451487U JP 11451487 U JP11451487 U JP 11451487U JP S6421301 U JPS6421301 U JP S6421301U
- Authority
- JP
- Japan
- Prior art keywords
- scale
- main
- vernier
- side edge
- main scale
- 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
- 238000010586 diagram Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Description
図面は本考案の一実施例を示し、第１図ａは本
考案の直定規を構成する主尺の平面図、第１図ｂ
は同副尺の平面図、第１図ｃは同組み合わせ状態
の直定規の平面図、第２図および第３図ａ，ｂは
それぞれ本考案直定規による外法の測定方法の説
明図、第４図および第５図ａ，ｂはそれぞれ同じ
く内法の測定方の説明図である。
Ｍ……主尺、Ｓ……副尺、Ｐ，Ｐ′……始端、
Ｑ，Ｑ′……終端、Ｍ１，Ｓ１……一側縁、Ｍ２
，Ｓ２……中央部、Ｓ３……他側縁、Ｌ１，Ｌ２
〜Ｌ５……目盛。
The drawings show an embodiment of the present invention, FIG. 1a is a plan view of the main scale constituting the straightedge of the present invention, and FIG. 1b
1 is a plan view of the vernier, FIG. 1 c is a plan view of the straightedge in the same combination, FIGS. FIG. 4 and FIGS. 5a and 5b are explanatory diagrams of the measurement method using the internal method, respectively. M...Main scale, S...Vernier scale, P, P'...Starting point,
Q, Q'...Terminal, M1 , S1 ...One side edge, M2
, S 2 ... central part, S 3 ... other side edge, L 1 , L 2
~ L5 ...Scale.
Claims (1)
た副尺Ｓとから成り、主尺Ｍの始端Ｐから終端Ｑ
にかけてその一側縁Ｍ１には目盛Ｌ１を、中央部
Ｍ２には目盛Ｌ２をそれぞれ設け、副尺Ｓの始端
Ｐ′から終端Ｑ′にかけて前記一側縁Ｍ１と対応
する側縁Ｓ１には目盛Ｌ３を、中央部Ｓ２には目
盛Ｌ４を、他側縁Ｓ３には目盛Ｌ５をそれぞれ設
けたことを特徴とする直定規。 ただし、目盛Ｌ１，Ｌ２…Ｌ５はそれぞれ Ｌ１＝０，１，２，…ｎ，ｎ＋ａ、 Ｌ２＝２ｎ，２ｎ＋１，…３ｎ，３ｎ＋ａ、 Ｌ３＝ｎ，ｎ＋１，…２ｎ，２ｎ＋ａ、 Ｌ４＝２ｎ＋ａ，２ｎ＋１，…３ｎ，３ｎ＋２
ａ、 Ｌ５＝２ｎ＋２ａ，…ｎ＋２，ｎ＋１，ｎ＋ａ
、 で示され、ｎは自然数を、ａは主尺Ｍと副尺Ｓ
の最大摺動時の重ねしろを、それぞれ表わし、か
つａ＝１のときはＬ４の２ｎ＋ａおよびＬ５のｎ
＋ａは省かれる。[Claims for Utility Model Registration] Consists of a main scale M of a predetermined length and a vernier scale S slidably attached to the main scale M, from the starting end P to the terminal end Q of the main scale M.
A scale L1 is provided on one side edge M1 of the vernier scale, and a scale L2 is provided on the central part M2 . A straight ruler characterized in that a scale L3 is provided on S1 , a scale L4 is provided on the center portion S2 , and a scale L5 is provided on the other side edge S3 . However, the scales L 1 , L 2 ...L 5 are respectively L 1 =0, 1, 2, ... n, n+a, L 2 = 2n, 2n+1, ... 3n, 3n+a, L 3 = n, n+1, ... 2n, 2n+a , L 4 =2n+a, 2n+1,...3n, 3n+2
a, L 5 =2n+2a,...n+2, n+1, n+a
, where n is a natural number and a is the main scale M and the vernier scale S
2n+a of L4 and n of L5 when a=1.
+a is omitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11451487U JPS6421301U (en) | 1987-07-28 | 1987-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11451487U JPS6421301U (en) | 1987-07-28 | 1987-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6421301U true JPS6421301U (en) | 1989-02-02 |
Family
ID=31355333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11451487U Pending JPS6421301U (en) | 1987-07-28 | 1987-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6421301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5054243B1 (en) * | 2012-04-02 | 2012-10-24 | 公二 宇野 | Linear ruler |
-
1987
- 1987-07-28 JP JP11451487U patent/JPS6421301U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5054243B1 (en) * | 2012-04-02 | 2012-10-24 | 公二 宇野 | Linear ruler |