JPH0221813Y2 - - Google Patents
Info
- Publication number
- JPH0221813Y2 JPH0221813Y2 JP1980036848U JP3684880U JPH0221813Y2 JP H0221813 Y2 JPH0221813 Y2 JP H0221813Y2 JP 1980036848 U JP1980036848 U JP 1980036848U JP 3684880 U JP3684880 U JP 3684880U JP H0221813 Y2 JPH0221813 Y2 JP H0221813Y2
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- sensing switch
- resistor
- time constant
- circuit
- 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
Links
- 239000003990 capacitor Substances 0.000 claims description 43
- 238000007599 discharging Methods 0.000 claims description 10
- 238000013459 approach Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 244000145845 chattering Species 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
- Electronic Switches (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980036848U JPH0221813Y2 (pt) | 1980-03-19 | 1980-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980036848U JPH0221813Y2 (pt) | 1980-03-19 | 1980-03-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56140892U JPS56140892U (pt) | 1981-10-24 |
| JPH0221813Y2 true JPH0221813Y2 (pt) | 1990-06-12 |
Family
ID=29632433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980036848U Expired JPH0221813Y2 (pt) | 1980-03-19 | 1980-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0221813Y2 (pt) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54181859U (pt) * | 1978-06-13 | 1979-12-22 |
-
1980
- 1980-03-19 JP JP1980036848U patent/JPH0221813Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56140892U (pt) | 1981-10-24 |
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