JPS6184881U - - Google Patents
Info
- Publication number
- JPS6184881U JPS6184881U JP1984170110U JP17011084U JPS6184881U JP S6184881 U JPS6184881 U JP S6184881U JP 1984170110 U JP1984170110 U JP 1984170110U JP 17011084 U JP17011084 U JP 17011084U JP S6184881 U JPS6184881 U JP S6184881U
- Authority
- JP
- Japan
- Prior art keywords
- theft alarm
- ultrasonic
- detection means
- ultrasonic detection
- moving
- 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 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Description
第１図は本考案の一実施例に係る盗難警報装置
の回路図、第２図は超音波センサの取付け場所を
示す図、第３図は本考案の一実施例の動作を示す
フローチヤートである。
１，２…超音波センサ、１１…コントローラ、
１２…ホーン、１３…ヘツドライト、１７…イグ
ニシヨンコイル。
Fig. 1 is a circuit diagram of a burglar alarm device according to an embodiment of the present invention, Fig. 2 is a diagram showing the installation location of an ultrasonic sensor, and Fig. 3 is a flowchart showing the operation of an embodiment of the present invention. be. 1, 2... Ultrasonic sensor, 11... Controller,
12...horn, 13...headlight, 17...ignition coil.
Claims (1)
に異なつた周波数の超音波を送信する送信器と受
信器とを少なくとも２組以上並設された超音波検
出手段と、この超音波検出手段の各受信器により
受信される超音波周波数の変化量より移動物体の
移動速度を算出し、各移動速度が等しい場合には
上記盗難警報手段を駆動する手段とを具備したこ
とを特徴とする盗難警報装置。 a theft alarm means for warning of intrusion by a thief; an ultrasonic detection means having at least two sets of transmitters and receivers arranged in parallel for transmitting ultrasonic waves of different frequencies; and each of the ultrasonic detection means. A theft alarm device comprising means for calculating the moving speed of a moving object from the amount of change in the ultrasonic frequency received by the receiver, and driving the above-mentioned theft alarm means when the respective moving speeds are equal. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984170110U JPS6184881U (en) | 1984-11-09 | 1984-11-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984170110U JPS6184881U (en) | 1984-11-09 | 1984-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6184881U true JPS6184881U (en) | 1986-06-04 |
Family
ID=30727817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984170110U Pending JPS6184881U (en) | 1984-11-09 | 1984-11-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6184881U (en) |
-
1984
- 1984-11-09 JP JP1984170110U patent/JPS6184881U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6184879U (en) | ||
| JPS6316392U (en) | ||
| JP2777208B2 (en) | Vehicle obstacle monitoring device | |
| JP3041548B2 (en) | Automotive ultrasonic sensors | |
| JPS6184885U (en) | ||
| JPH02132561U (en) | ||
| JPS6184883U (en) | ||
| JPH0219336Y2 (en) | ||
| JPH02131404U (en) | ||
| JPS6184878U (en) | ||
| JPS6184058U (en) | ||
| JPS6184051U (en) | ||
| JPS6184882U (en) | ||
| JPH0273299U (en) | ||
| JPH0289383U (en) | ||
| JPS63119158U (en) | ||
| JPS6184052U (en) | ||
| JPS5865583U (en) | Rear obstacle warning device for vehicles | |
| JPH0288808U (en) | ||
| JPH03121495U (en) | ||
| JPS621662A (en) | Radio-system car protective device | |
| JPS61152557U (en) | ||
| JPH039952U (en) | ||
| JPS6184880U (en) | ||
| JPS6384586U (en) |