JPH01115818U - - Google Patents
Info
- Publication number
- JPH01115818U JPH01115818U JP1061388U JP1061388U JPH01115818U JP H01115818 U JPH01115818 U JP H01115818U JP 1061388 U JP1061388 U JP 1061388U JP 1061388 U JP1061388 U JP 1061388U JP H01115818 U JPH01115818 U JP H01115818U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- section side
- opened
- closed
- exhaust 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
Description
第１図は本考案の実施例に係る排気装置の断面
構成図である。第２図は同排気装置の低中速回転
の加速時における使用状態説明図である。第３図
は同排気装置の低中速回転時の加減速時以外の時
、及び、高速回転における使用状態説明図である
。第４図は従来におけるブランチ管の説明図であ
る。第５図は従来における２つに分割されたブラ
ンチ管で構成される排気装置の断面図である。
主要な部分の符号の説明、１……前方排気管、
２……分岐部、３……第一導管、４……第二導管
、５……合流部、６……後方排気管、７……第一
開閉弁、８……第一電動モータ、９……第二開閉
弁、１０……第二電動モータ、１１……制御装置
、１２……エンジン回転数検出センサ、１３……
エンジン負荷センサ。
FIG. 1 is a cross-sectional configuration diagram of an exhaust system according to an embodiment of the present invention. FIG. 2 is an explanatory diagram of the usage state of the exhaust system during acceleration of low and medium speed rotation. FIG. 3 is an explanatory diagram of the usage state of the exhaust device at times other than acceleration/deceleration during low-medium speed rotation and at high speed rotation. FIG. 4 is an explanatory diagram of a conventional branch pipe. FIG. 5 is a sectional view of a conventional exhaust system composed of two branch pipes. Explanation of symbols of main parts, 1...Front exhaust pipe,
2... Branch part, 3... First conduit, 4... Second conduit, 5... Merging part, 6... Rear exhaust pipe, 7... First on-off valve, 8... First electric motor, 9 ...Second on-off valve, 10...Second electric motor, 11...Control device, 12...Engine rotation speed detection sensor, 13...
Engine load sensor.
Claims (1)
つの導管に分岐し、分岐した２つの導管を合流部
で後方排気管に結合し、分岐部及び合流部におけ
る両導管にそれぞれ開閉弁を互いに斜めクロスす
る位置で設け、加速時には、分岐部側の開閉弁を
開くとともに合流部側の開閉弁を閉じ、減速時に
は、分岐部側の開閉弁を閉じるとともに合流部側
の開閉弁を開くように構成したことを特徴とする
排気装置。 The front exhaust pipe that guides the engine exhaust is connected to the branch part.
The two branched pipes are connected to the rear exhaust pipe at the confluence part, and on-off valves are installed in both the conduit pipes at the branch part and the confluence part, respectively, at positions diagonally crossing each other. An exhaust system characterized in that the on-off valve is opened and the on-off valve on the merging section side is closed, and during deceleration, the on-off valve on the branching section side is closed and the on-off valve on the merging section side is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1061388U JPH0712647Y2 (en) | 1988-01-29 | 1988-01-29 | Exhaust system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1061388U JPH0712647Y2 (en) | 1988-01-29 | 1988-01-29 | Exhaust system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01115818U true JPH01115818U (en) | 1989-08-04 |
| JPH0712647Y2 JPH0712647Y2 (en) | 1995-03-29 |
Family
ID=31218430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1061388U Expired - Lifetime JPH0712647Y2 (en) | 1988-01-29 | 1988-01-29 | Exhaust system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0712647Y2 (en) |
-
1988
- 1988-01-29 JP JP1061388U patent/JPH0712647Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0712647Y2 (en) | 1995-03-29 |