JPS6457588U - - Google Patents
Info
- Publication number
- JPS6457588U JPS6457588U JP14932487U JP14932487U JPS6457588U JP S6457588 U JPS6457588 U JP S6457588U JP 14932487 U JP14932487 U JP 14932487U JP 14932487 U JP14932487 U JP 14932487U JP S6457588 U JPS6457588 U JP S6457588U
- Authority
- JP
- Japan
- Prior art keywords
- heat ray
- detection circuits
- ray detection
- input terminals
- pyroelectric
- 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
- 238000001514 detection method Methods 0.000 claims description 9
- 230000005669 field effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Burglar Alarm Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14932487U JPS6457588U (sk) | 1987-10-01 | 1987-10-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14932487U JPS6457588U (sk) | 1987-10-01 | 1987-10-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6457588U true JPS6457588U (sk) | 1989-04-10 |
Family
ID=31421447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14932487U Pending JPS6457588U (sk) | 1987-10-01 | 1987-10-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6457588U (sk) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5994094A (ja) * | 1982-11-20 | 1984-05-30 | Takenaka Eng Kogyo Kk | 全方向防犯用ツインセンサ−システム |
-
1987
- 1987-10-01 JP JP14932487U patent/JPS6457588U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5994094A (ja) * | 1982-11-20 | 1984-05-30 | Takenaka Eng Kogyo Kk | 全方向防犯用ツインセンサ−システム |
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