JP2004198437A5 - - Google Patents
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- Publication number
- JP2004198437A5 JP2004198437A5 JP2004033164A JP2004033164A JP2004198437A5 JP 2004198437 A5 JP2004198437 A5 JP 2004198437A5 JP 2004033164 A JP2004033164 A JP 2004033164A JP 2004033164 A JP2004033164 A JP 2004033164A JP 2004198437 A5 JP2004198437 A5 JP 2004198437A5
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric sensor
- contact
- load
- piezoelectric
- increases
- 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
- 239000000463 material Substances 0.000 claims description 38
- 230000010287 polarization Effects 0.000 description 23
- 238000001914 filtration Methods 0.000 description 22
- 238000001514 detection method Methods 0.000 description 20
- 239000005357 flat glass Substances 0.000 description 19
- 238000010586 diagram Methods 0.000 description 18
- 238000006073 displacement reaction Methods 0.000 description 17
- 239000010410 layer Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 2
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- NKZSPGSOXYXWQA-UHFFFAOYSA-N dioxido(oxo)titanium;lead(2+) Chemical compound [Pb+2].[O-][Ti]([O-])=O NKZSPGSOXYXWQA-UHFFFAOYSA-N 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000028161 membrane depolarization Effects 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004033164A JP3891180B2 (ja) | 2004-02-10 | 2004-02-10 | 圧電センサ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004033164A JP3891180B2 (ja) | 2004-02-10 | 2004-02-10 | 圧電センサ |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15611699A Division JP3719045B2 (ja) | 1999-06-03 | 1999-06-03 | 挟み込み防止装置 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006282441A Division JP2007057542A (ja) | 2006-10-17 | 2006-10-17 | 圧電センサ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004198437A JP2004198437A (ja) | 2004-07-15 |
| JP2004198437A5 true JP2004198437A5 (https=) | 2005-09-29 |
| JP3891180B2 JP3891180B2 (ja) | 2007-03-14 |
Family
ID=32768184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004033164A Expired - Fee Related JP3891180B2 (ja) | 2004-02-10 | 2004-02-10 | 圧電センサ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3891180B2 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006243876A (ja) * | 2005-03-01 | 2006-09-14 | Toko Electric Corp | 侵入警戒システム |
-
2004
- 2004-02-10 JP JP2004033164A patent/JP3891180B2/ja not_active Expired - Fee Related
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