JPH01129680U - - Google Patents
Info
- Publication number
- JPH01129680U JPH01129680U JP2068088U JP2068088U JPH01129680U JP H01129680 U JPH01129680 U JP H01129680U JP 2068088 U JP2068088 U JP 2068088U JP 2068088 U JP2068088 U JP 2068088U JP H01129680 U JPH01129680 U JP H01129680U
- Authority
- JP
- Japan
- Prior art keywords
- output
- waves
- ultrasonic
- detection target
- determination unit
- 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
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000010355 oscillation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Description
第1図は本考案に係る超音波式キルスイツチの
一実施例を示すブロツク図、第2図及び第3図は
同実施例における発信素子及び受信素子の設置状
態を示す側面図及び正面図、第4図は従来例の構
造説明図、第5図A,Bは同動作説明図である。
1……基準パルス発振器、2……駆動用発振器
、3,9……AND回路、4,7……増幅器、5
……発信素子、6……受信素子、8……タイマー
、10……カウンタ、11……遅延回路。
FIG. 1 is a block diagram showing an embodiment of an ultrasonic kill switch according to the present invention, FIGS. FIG. 4 is a structural explanatory diagram of a conventional example, and FIGS. 5A and 5B are explanatory diagrams of the same operation. 1...Reference pulse oscillator, 2...Drive oscillator, 3, 9...AND circuit, 4, 7...Amplifier, 5
... Transmitting element, 6... Receiving element, 8... Timer, 10... Counter, 11... Delay circuit.
Claims (1)
リングを行う駆動源と、この駆動源の出力で駆動
されて超音波を発生する発信素子と、発射された
超音波の直接波や反射波を受信する受信素子と、
超音波の発信から受信までの時間を測定しこれに
基づいて検出対象の有無を判別する判別部と、こ
の判別部の出力に基づいてエンジンのキル信号を
出力する出力部とを備え、前記発信素子と受信素
子を検出対象に向けて設置したことを特徴とする
超音波式キルスイツチ。 A drive source that samples high-frequency drive oscillation output using a reference pulse, a transmitting element that is driven by the output of this drive source to generate ultrasonic waves, and a receiver that receives direct waves and reflected waves of the emitted ultrasonic waves. Motoko and
The transmitter includes: a determination unit that measures the time from transmission to reception of the ultrasonic wave and determines whether there is a detection target based on this; and an output unit that outputs an engine kill signal based on the output of the determination unit; An ultrasonic kill switch characterized by an element and a receiving element installed facing the detection target.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2068088U JPH01129680U (en) | 1988-02-19 | 1988-02-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2068088U JPH01129680U (en) | 1988-02-19 | 1988-02-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01129680U true JPH01129680U (en) | 1989-09-04 |
Family
ID=31237255
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2068088U Pending JPH01129680U (en) | 1988-02-19 | 1988-02-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01129680U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0624387A (en) * | 1992-04-30 | 1994-02-01 | Kawasaki Heavy Ind Ltd | Collision prevention assist device for high-speed ship |
-
1988
- 1988-02-19 JP JP2068088U patent/JPH01129680U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0624387A (en) * | 1992-04-30 | 1994-02-01 | Kawasaki Heavy Ind Ltd | Collision prevention assist device for high-speed ship |
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