JPS6427446U - - Google Patents
Info
- Publication number
- JPS6427446U JPS6427446U JP12165987U JP12165987U JPS6427446U JP S6427446 U JPS6427446 U JP S6427446U JP 12165987 U JP12165987 U JP 12165987U JP 12165987 U JP12165987 U JP 12165987U JP S6427446 U JPS6427446 U JP S6427446U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- timer
- actuator
- output
- signal
- 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
- 239000000446 fuel Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000001934 delay Effects 0.000 claims 1
- 239000000284 extract Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- High-Pressure Fuel Injection Pump Control (AREA)
Description
第１図は本考案の一実施例を示す概略構成図で
ある。
１０……エンジン、１２……クランクケース、
１４……シリンダライナ、１６……ピストン、１
８……コネクテイングロツド、２０……クランク
軸、２２……シリンダヘツド、２８……噴射ノズ
ル、３０……燃料供給装置、３２……タイマ、３
４……アクチユエータ、３６……センサ、３８…
…フイルタ、４０……コントローラ。
FIG. 1 is a schematic diagram showing an embodiment of the present invention. 10...Engine, 12...Crankcase,
14...Cylinder liner, 16...Piston, 1
8... Connecting rod, 20... Crankshaft, 22... Cylinder head, 28... Injection nozzle, 30... Fuel supply device, 32... Timer, 3
4...actuator, 36...sensor, 38...
...filter, 40...controller.
Claims (1)
ンジンの振動を検知するセンサと、上記センサの
出力信号を受容し可聴音域の振動出力のみを取り
出すフイルタと、エンジンに対する燃料噴射のタ
イミングを調整し得るタイマを具えた燃料供給装
置と、上記タイマに連結されその作動によつて一
時的に燃料噴射時期を遅らせるアクチユエータと
、上記フイルタの出力信号を受容し、当該信号出
力が設定値を超えたとき上記アクチユエータに作
動指令信号を供給するコントローラとを具備して
なることを特徴とする騒音低減装置付エンジン。 A sensor that is attached to the cylinder liner of an engine to detect engine vibration, a filter that receives the output signal of the sensor and extracts only the vibration output in the audible range, and a timer that can adjust the timing of fuel injection to the engine. an actuator that is connected to the timer and temporarily delays the fuel injection timing by the operation of the timer; and an actuator that receives an output signal from the filter, and when the signal output exceeds a set value, the actuator An engine equipped with a noise reduction device, characterized in that it is equipped with a controller that supplies an operation command signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12165987U JPS6427446U (en) | 1987-08-08 | 1987-08-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12165987U JPS6427446U (en) | 1987-08-08 | 1987-08-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6427446U true JPS6427446U (en) | 1989-02-16 |
Family
ID=31368868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12165987U Pending JPS6427446U (en) | 1987-08-08 | 1987-08-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6427446U (en) |
-
1987
- 1987-08-08 JP JP12165987U patent/JPS6427446U/ja active Pending
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