JPH035917U - - Google Patents
Info
- Publication number
- JPH035917U JPH035917U JP6245589U JP6245589U JPH035917U JP H035917 U JPH035917 U JP H035917U JP 6245589 U JP6245589 U JP 6245589U JP 6245589 U JP6245589 U JP 6245589U JP H035917 U JPH035917 U JP H035917U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- resonance
- resonance chamber
- actuator
- detection means
- 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 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Exhaust Silencers (AREA)
Description
第１図及び第２図は、本考案による可変共鳴型
消音装置の実施例を示し、第１図は装置全体の概
略図、第２図は要部の構成図である。第３図及び
第４図はいずれも従来例の消音器の概略図を示す
。
１０……排気管、１２……連通管、２０……共
鳴器、２１……共鳴箱、２２……ピストン、２３
……共鳴室、２４……バネ部材、２５……索引ワ
イヤ（索引部材）、２６……巻取ドラム（巻取部
材）、２７……ステツピングモータ（アクチユエ
ータ）、２８……電子制御装置、３０……エンジ
ン、３３……回転センサ（回転検出手段）。
1 and 2 show an embodiment of the variable resonance type muffler according to the present invention, FIG. 1 is a schematic diagram of the entire device, and FIG. 2 is a configuration diagram of the main parts. 3 and 4 each show a schematic diagram of a conventional muffler. 10...Exhaust pipe, 12...Communication pipe, 20...Resonator, 21...Resonance box, 22...Piston, 23
... Resonance chamber, 24 ... Spring member, 25 ... Index wire (index member), 26 ... Winding drum (winding member), 27 ... Stepping motor (actuator), 28 ... Electronic control device, 30... Engine, 33... Rotation sensor (rotation detection means).
Claims (1)
、共鳴箱の内部で移動して共鳴室の容積を変更す
るピストンと、共鳴室の容積を縮小する方向にピ
ストンを付勢するばね部材と、ピストンをばね部
材に抗して索引する索引部材と、索引部材を巻き
取りまたは繰り出す回転可能な巻取部材と、巻取
部材を回転駆動させるアクチユエータと、エンジ
ン回転数を検出する回転検出手段と、回転検出手
段による検出信号を制御して作動信号をアクチユ
エータに送る電子制御装置とを含むことを特徴と
する可変共鳴型消音装置。 A resonance box provided with a resonance chamber communicating with an exhaust pipe, a piston that moves inside the resonance box to change the volume of the resonance chamber, and a spring member that biases the piston in a direction to reduce the volume of the resonance chamber. , an indexing member that indexes the piston against a spring member, a rotatable winding member that winds up or unwinds the indexing member, an actuator that rotationally drives the winding member, and a rotation detection means that detects the engine rotation speed. and an electronic control device that controls a detection signal from a rotation detection means and sends an actuation signal to an actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6245589U JPH035917U (en) | 1989-05-31 | 1989-05-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6245589U JPH035917U (en) | 1989-05-31 | 1989-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH035917U true JPH035917U (en) | 1991-01-21 |
Family
ID=31591620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6245589U Pending JPH035917U (en) | 1989-05-31 | 1989-05-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH035917U (en) |
-
1989
- 1989-05-31 JP JP6245589U patent/JPH035917U/ja active Pending