JPS61183417U - - Google Patents
Info
- Publication number
- JPS61183417U JPS61183417U JP6724885U JP6724885U JPS61183417U JP S61183417 U JPS61183417 U JP S61183417U JP 6724885 U JP6724885 U JP 6724885U JP 6724885 U JP6724885 U JP 6724885U JP S61183417 U JPS61183417 U JP S61183417U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- valve
- pipes
- muffler
- 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
- 238000009795 derivation Methods 0.000 claims 2
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000003584 silencer Effects 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- Temperature-Responsive Valves (AREA)
Description
第１図は、本考案に係る開閉弁装置を取り付け
た排気ガス導出管の一部切り欠き斜視図、第２図
は本考案を取り付けた排気管及び消音器を示す概
略図、第３図は弁を閉じて排気ガス導出管の排気
ガス流路を遮断した状態を示す一部切り欠き平面
図、第４図は弁を開いて排気ガス流路を開放した
状態を示す一部切り欠き平面図、第５図は従来の
排気系を示す構成図、第６図はアクチユエータ機
構を設けた従来の開閉弁機構を有する排気管及び
消音器の概略図、第７図は第６図に付設するアク
チユエータ機構の概略図、第８図は従来の消音器
の断面図である。
１，２……排気ガス導出管、３……消音器、９
……弁、１０……弁開閉棒、１２……支柱。
Fig. 1 is a partially cutaway perspective view of an exhaust gas outlet pipe equipped with an on-off valve device according to the present invention, Fig. 2 is a schematic diagram showing an exhaust pipe and a muffler fitted with the present invention, and Fig. 3 is a schematic diagram showing an exhaust pipe and a muffler fitted with the present invention. A partially cutaway plan view showing a state in which the valve is closed and the exhaust gas flow path of the exhaust gas outlet pipe is blocked, and FIG. 4 is a partially cutaway plan view showing a state in which the valve is opened and the exhaust gas flow path is opened. , Fig. 5 is a configuration diagram showing a conventional exhaust system, Fig. 6 is a schematic diagram of an exhaust pipe and muffler having a conventional on-off valve mechanism equipped with an actuator mechanism, and Fig. 7 shows the actuator attached to Fig. 6. A schematic diagram of the mechanism, FIG. 8 is a sectional view of a conventional muffler. 1, 2... Exhaust gas outlet pipe, 3... Silencer, 9
... Valve, 10... Valve opening/closing rod, 12... Support.
Claims (1)
出する排気ガス導入管又は排気ガス導出管のいず
れか一方が２本設けられ、且つ当該２本の排気ガ
ス導入管又は排気ガス導出管のいずれか一方に、
エンジンの低回転域に管路を閉じ、高回転域には
管路を開く開閉弁が設けられた車両の排気系用開
閉弁装置において、エンジンの高回転高温時に上
記開閉弁を開き、エンジンの低回転低温時に開閉
弁を閉じる形状記憶合金から成る駆動体を設けた
ことを特徴とする排気系用開閉弁装置。 Either two exhaust gas introduction pipes or exhaust gas derivation pipes for introducing exhaust gas into the muffler or leading it out from the muffler are provided, and either of the two exhaust gas introduction pipes or exhaust gas derivation pipes is provided. On the other hand,
In an on-off valve device for a vehicle exhaust system, which is equipped with an on-off valve that closes a pipe in the low-speed range of the engine and opens the pipe in the high-speed range, the on-off valve is opened when the engine is at high speed and high temperature. An on-off valve device for an exhaust system, characterized in that it is provided with a driver made of a shape memory alloy that closes the on-off valve at low rotational speeds and low temperatures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6724885U JPS61183417U (en) | 1985-05-07 | 1985-05-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6724885U JPS61183417U (en) | 1985-05-07 | 1985-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61183417U true JPS61183417U (en) | 1986-11-15 |
Family
ID=30600895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6724885U Pending JPS61183417U (en) | 1985-05-07 | 1985-05-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61183417U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63208614A (en) * | 1987-02-24 | 1988-08-30 | Yamaha Motor Co Ltd | Exhaust controller for engine |
| JP2012519816A (en) * | 2009-03-03 | 2012-08-30 | ヘキサゴン テクノロジー アーエス | Shape memory alloy trigger for pressure relief valve |
-
1985
- 1985-05-07 JP JP6724885U patent/JPS61183417U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63208614A (en) * | 1987-02-24 | 1988-08-30 | Yamaha Motor Co Ltd | Exhaust controller for engine |
| JP2012519816A (en) * | 2009-03-03 | 2012-08-30 | ヘキサゴン テクノロジー アーエス | Shape memory alloy trigger for pressure relief valve |
| US8820069B2 (en) | 2009-03-03 | 2014-09-02 | Hexagon Technology As | Shape memory alloy trigger for pressure relief valve |