JPH0451603U - - Google Patents
Info
- Publication number
- JPH0451603U JPH0451603U JP9306890U JP9306890U JPH0451603U JP H0451603 U JPH0451603 U JP H0451603U JP 9306890 U JP9306890 U JP 9306890U JP 9306890 U JP9306890 U JP 9306890U JP H0451603 U JPH0451603 U JP H0451603U
- Authority
- JP
- Japan
- Prior art keywords
- base
- center pin
- fixing pins
- measuring instrument
- arc
- 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
- A Measuring Device Byusing Mechanical Method (AREA)
Description
第１図はこの考案の一実施例による円弧を有す
る物体の寸法計測器の使用状態を示す側面図、第
２図はその寸法計測器の背面図、第３図は円弧半
径算出用計算式を説明するための図、第４図は第
１の従来例に係る寸法計測器の使用状態を示す平
面図、第５図は第２の従来例にかかる寸法計測器
の使用状態を示す平面図である。
１……物体、１ａ……円弧面（円弧）、２……
寸法計測器、３……ベース、４ａ，４ｂ……固定
ピン、５……センターピン、６……スケール。
Fig. 1 is a side view showing the use of a dimension measuring instrument for an object having a circular arc according to an embodiment of this invention, Fig. 2 is a rear view of the dimension measuring instrument, and Fig. 3 shows the formula for calculating the radius of a circular arc. FIG. 4 is a plan view showing how the dimension measuring instrument according to the first conventional example is used, and FIG. 5 is a plan view showing how the dimension measuring instrument according to the second conventional example is used. be. 1...Object, 1a...Circular surface (arc), 2...
Dimension measuring instrument, 3...Base, 4a, 4b...Fixing pin, 5...Center pin, 6...Scale.
Claims (1)
用される寸法計測器において、計測器本体として
のベースと、このベースの表面に一体的に突設さ
れて所定間隔で平行離間し、且つ、上記ベースか
らの突出長さが等しい一対の固定ピンと、これら
の固定ピンの中間部で上記ベースに貫通螺合され
て上記各固定ピンに平行離間するセンターピンと
、上記ベースの背面側に装着され、上記センター
ピンの移動量が読取可能なスケールとを備えた円
弧を有する物体の寸法計測器。 A dimension measuring instrument used to calculate the arc diameter of an object having a circular arc includes a base as a main body of the measuring instrument, and the above-mentioned a pair of fixing pins having equal lengths of protrusion from the base; a center pin that is threaded through and through the base at an intermediate portion of these fixing pins and spaced parallel to each of the fixing pins; and a center pin that is attached to the back side of the base; A dimension measuring device for an object having an arc, and a scale capable of reading the amount of movement of a center pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9306890U JPH0451603U (en) | 1990-09-04 | 1990-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9306890U JPH0451603U (en) | 1990-09-04 | 1990-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0451603U true JPH0451603U (en) | 1992-04-30 |
Family
ID=31830006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9306890U Pending JPH0451603U (en) | 1990-09-04 | 1990-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451603U (en) |
-
1990
- 1990-09-04 JP JP9306890U patent/JPH0451603U/ja active Pending
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