JPH0648454Y2 - 路面状態検知器 - Google Patents
路面状態検知器Info
- Publication number
- JPH0648454Y2 JPH0648454Y2 JP8873590U JP8873590U JPH0648454Y2 JP H0648454 Y2 JPH0648454 Y2 JP H0648454Y2 JP 8873590 U JP8873590 U JP 8873590U JP 8873590 U JP8873590 U JP 8873590U JP H0648454 Y2 JPH0648454 Y2 JP H0648454Y2
- Authority
- JP
- Japan
- Prior art keywords
- road surface
- snow
- ice
- electrode pair
- electrodes
- 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.)
- Expired - Lifetime
Links
- 238000010438 heat treatment Methods 0.000 claims description 23
- 239000012212 insulator Substances 0.000 claims description 14
- 239000011810 insulating material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 238000001514 detection method Methods 0.000 description 7
- 230000008014 freezing Effects 0.000 description 5
- 238000007710 freezing Methods 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8873590U JPH0648454Y2 (ja) | 1990-08-24 | 1990-08-24 | 路面状態検知器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8873590U JPH0648454Y2 (ja) | 1990-08-24 | 1990-08-24 | 路面状態検知器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0447685U JPH0447685U (en]) | 1992-04-22 |
| JPH0648454Y2 true JPH0648454Y2 (ja) | 1994-12-12 |
Family
ID=31822218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8873590U Expired - Lifetime JPH0648454Y2 (ja) | 1990-08-24 | 1990-08-24 | 路面状態検知器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0648454Y2 (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004037115A (ja) * | 2002-06-28 | 2004-02-05 | Matsushita Electric Works Ltd | 水分量センサ |
-
1990
- 1990-08-24 JP JP8873590U patent/JPH0648454Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0447685U (en]) | 1992-04-22 |
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