JPH01175390U - - Google Patents
Info
- Publication number
- JPH01175390U JPH01175390U JP7103888U JP7103888U JPH01175390U JP H01175390 U JPH01175390 U JP H01175390U JP 7103888 U JP7103888 U JP 7103888U JP 7103888 U JP7103888 U JP 7103888U JP H01175390 U JPH01175390 U JP H01175390U
- Authority
- JP
- Japan
- Prior art keywords
- transmitter
- radio waves
- receiver
- alarm
- theft
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Description
第１図は本考案の一実施例に係る忘れ物、盗難
防止装置のブロツク図である。 １：送信機、２：受信機、３：受信部、４：警
報部。
防止装置のブロツク図である。 １：送信機、２：受信機、３：受信部、４：警
報部。
Claims (1)
- 電波を発信する送信機と、この電波を受信し、
かつ、送信機との距離が一定以上になると受信不
能となり、警報を発する受信機とを具備したこと
を特徴とする忘れ物、盗難防止装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7103888U JPH01175390U (ja) | 1988-05-31 | 1988-05-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7103888U JPH01175390U (ja) | 1988-05-31 | 1988-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01175390U true JPH01175390U (ja) | 1989-12-13 |
Family
ID=31296252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7103888U Pending JPH01175390U (ja) | 1988-05-31 | 1988-05-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01175390U (ja) |
-
1988
- 1988-05-31 JP JP7103888U patent/JPH01175390U/ja active Pending