JPH0381504U - - Google Patents
Info
- Publication number
- JPH0381504U JPH0381504U JP14271989U JP14271989U JPH0381504U JP H0381504 U JPH0381504 U JP H0381504U JP 14271989 U JP14271989 U JP 14271989U JP 14271989 U JP14271989 U JP 14271989U JP H0381504 U JPH0381504 U JP H0381504U
- Authority
- JP
- Japan
- Prior art keywords
- circular object
- measuring
- contact
- outer diameter
- main body
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Description
第１図は本考案の第１の実施例を示す円形物の
外径測定器を示す正面図、第２図は本考案の第２
の実施例を示す円形物の外径測定器の正面図、第
３図は従来の円形物の外径測定器を示す正面図で
ある。
１１，２０……本体、１４，２２……接触子、
１５，１９……測定アーム。
Fig. 1 is a front view showing a device for measuring the outer diameter of a circular object according to the first embodiment of the present invention, and Fig. 2 is a front view showing a device for measuring the outer diameter of a circular object according to the first embodiment of the present invention.
FIG. 3 is a front view of a conventional outer diameter measuring device for circular objects. 11, 20...Main body, 14, 22...Contactor,
15, 19...Measuring arm.
Claims (1)
する円形物の外径測定器において、本体と、この
本体に支持され、上記円形物の外面に接触する接
触子と、上記本体に設けられ上記接触子の延長線
上を中心とする角度で対称的に拡開して設けられ
、その内側面が上記円形物の外面に接触される一
対の測定アームと、上記接触子が上記円形物の外
面に接触したときの突出量および測定アームの内
側面が上記円形物の外面に接触したときの測定ア
ームがなす角度を計測し上記円形物の半径を求め
てその外径を算出する手段とを具備したことを特
徴とする円形物の外径測定器。 A device for measuring the outer diameter of a circular object that measures the outer diameter of the circular object by coming into contact with the outer peripheral surface of the circular object, the device includes a main body, a contactor supported by the main body and in contact with the outer surface of the circular object, and a contactor that is supported by the main body and contacts the outer surface of the circular object, a pair of measuring arms, which are provided and expanded symmetrically at an angle centered on an extension line of the contact, and whose inner surfaces are in contact with the outer surface of the circular object; means for calculating the outer diameter of the circular object by measuring the amount of protrusion when the measuring arm contacts the outer surface of the measuring arm and the angle formed by the measuring arm when the inner surface of the measuring arm contacts the outer surface of the circular object, and determining the radius of the circular object; A device for measuring the outer diameter of a circular object, characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14271989U JPH0381504U (en) | 1989-12-12 | 1989-12-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14271989U JPH0381504U (en) | 1989-12-12 | 1989-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0381504U true JPH0381504U (en) | 1991-08-20 |
Family
ID=31689536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14271989U Pending JPH0381504U (en) | 1989-12-12 | 1989-12-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0381504U (en) |
-
1989
- 1989-12-12 JP JP14271989U patent/JPH0381504U/ja active Pending