JPS6235210U - - Google Patents
Info
- Publication number
- JPS6235210U JPS6235210U JP12764285U JP12764285U JPS6235210U JP S6235210 U JPS6235210 U JP S6235210U JP 12764285 U JP12764285 U JP 12764285U JP 12764285 U JP12764285 U JP 12764285U JP S6235210 U JPS6235210 U JP S6235210U
- Authority
- JP
- Japan
- Prior art keywords
- output
- tread groove
- comparison circuit
- optical displacement
- tread
- 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.)
- Granted
Links
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Description
第１図はこの考案にかかる測定装置一部断面に
て示す全体的な概略構成図、第２図はタイヤに対
する光学変位計の移動方向を示す説明平面図、第
３図は電気的なブロツク構成図である。
１…非接触光学変位計、４…光透過性覆板、９
…タイヤ、１０…トレツド溝、２０…比較回路、
２２，２４…表示器。
Fig. 1 is an overall schematic configuration diagram showing a partial cross section of the measuring device according to this invention, Fig. 2 is an explanatory plan view showing the moving direction of the optical displacement meter with respect to the tire, and Fig. 3 is the electrical block configuration. It is a diagram. 1...Non-contact optical displacement meter, 4...Light transparent cover plate, 9
...tire, 10...tread groove, 20...comparison circuit,
22, 24...Display device.
Claims (1)
置され、トレツドとトレツド溝底とからの反射光
の偏差によりトレツド溝の深さを光学的に検出す
る非接触光学変位計と、この光学変位計の出力と
基準値とを比較する比較回路と、この比較回路の
出力と前記光学変位計の出力により適否を表示す
る表示器とを備えて成るタイヤのトレツド溝測定
装置。 A non-contact optical displacement meter is installed below a light-transmissive cover plate on which an automobile tire rides, and optically detects the depth of a tread groove based on the deviation of reflected light from the tread and the bottom of the tread groove. 1. A tire tread groove measuring device comprising: a comparison circuit for comparing the output of the meter with a reference value; and a display device for displaying suitability based on the output of the comparison circuit and the output of the optical displacement meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12764285U JPH0346324Y2 (en) | 1985-08-20 | 1985-08-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12764285U JPH0346324Y2 (en) | 1985-08-20 | 1985-08-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6235210U true JPS6235210U (en) | 1987-03-02 |
| JPH0346324Y2 JPH0346324Y2 (en) | 1991-09-30 |
Family
ID=31022590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12764285U Expired JPH0346324Y2 (en) | 1985-08-20 | 1985-08-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0346324Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006162562A (en) * | 2004-12-10 | 2006-06-22 | Yokohama Rubber Co Ltd:The | Method and apparatus for measuring rubber thickness of tire surface |
| JP2016161360A (en) * | 2015-02-27 | 2016-09-05 | ダイハツ工業株式会社 | Depth measurement method of tire groove |
| WO2017149954A1 (en) * | 2016-03-04 | 2017-09-08 | 三菱重工業株式会社 | Tire wear life estimating system |
-
1985
- 1985-08-20 JP JP12764285U patent/JPH0346324Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006162562A (en) * | 2004-12-10 | 2006-06-22 | Yokohama Rubber Co Ltd:The | Method and apparatus for measuring rubber thickness of tire surface |
| JP2016161360A (en) * | 2015-02-27 | 2016-09-05 | ダイハツ工業株式会社 | Depth measurement method of tire groove |
| WO2017149954A1 (en) * | 2016-03-04 | 2017-09-08 | 三菱重工業株式会社 | Tire wear life estimating system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0346324Y2 (en) | 1991-09-30 |