JPS63113759U - - Google Patents
Info
- Publication number
- JPS63113759U JPS63113759U JP658687U JP658687U JPS63113759U JP S63113759 U JPS63113759 U JP S63113759U JP 658687 U JP658687 U JP 658687U JP 658687 U JP658687 U JP 658687U JP S63113759 U JPS63113759 U JP S63113759U
- Authority
- JP
- Japan
- Prior art keywords
- pressure waves
- cancel
- detection signal
- intake
- intake pipe
- 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 5
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Description
第１図は本考案実施例の吸気音消音装置を示す
全体図、第２図及び第３図は本考案実施例装置の
作用説明図、第４図は従来のレゾネータを示す説
明図である。
１……キヤンセルスピーカ、２……クランク角
センサ（検出手段）、３……アクテイブキヤンセ
ル制御手段。
FIG. 1 is an overall view showing an intake noise muffling device according to an embodiment of the present invention, FIGS. 2 and 3 are diagrams illustrating the operation of the device according to an embodiment of the present invention, and FIG. 4 is an explanatory diagram showing a conventional resonator. 1... Cancel speaker, 2... Crank angle sensor (detection means), 3... Active cancel control means.
Claims (1)
ルスピーカと、 吸気騒音の圧力波を直接的または間接的に検出
する検出手段と、 該検出手段からの検出信号に基づいて、前記吸
気管内の圧力波とは逆位相の粗密圧力波を前記キ
ヤンセルスピーカから出力されるアクテイブキヤ
ンセル制御手段と を備えていることを特徴とする車両の吸気音消
音装置。[Scope of Claim for Utility Model Registration] A cancel speaker installed in the middle of the intake pipe of an engine, a detection means for directly or indirectly detecting pressure waves of intake noise, and a detection signal based on the detection signal from the detection means. 1. An intake noise muffling device for a vehicle, comprising: active cancel control means for outputting compression pressure waves having an opposite phase to the pressure waves in the intake pipe from the cancel speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP658687U JPS63113759U (en) | 1987-01-20 | 1987-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP658687U JPS63113759U (en) | 1987-01-20 | 1987-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63113759U true JPS63113759U (en) | 1988-07-22 |
Family
ID=30789241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP658687U Pending JPS63113759U (en) | 1987-01-20 | 1987-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63113759U (en) |
-
1987
- 1987-01-20 JP JP658687U patent/JPS63113759U/ja active Pending
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