JPH0454916U - - Google Patents
Info
- Publication number
- JPH0454916U JPH0454916U JP9817490U JP9817490U JPH0454916U JP H0454916 U JPH0454916 U JP H0454916U JP 9817490 U JP9817490 U JP 9817490U JP 9817490 U JP9817490 U JP 9817490U JP H0454916 U JPH0454916 U JP H0454916U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- resonance chamber
- flow
- engine
- chamber
- 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
- 239000011358 absorbing material Substances 0.000 claims description 2
- 239000012530 fluid Substances 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
Description
第１図ないし第４図は本考案に係る農作業車用
エンジンマフラーの実施例を示し、第１図は断面
図、第２図は原動部の側面図、第３図はコンバイ
ンの全体側面図、第４図は別実施例の断面図であ
る。そして、第５図は従来例の断面図である。
１３……排気流動筒、１４……小孔、１５……
排気筒、１６……排気通過孔、１８……吸音材、
Ｒ１……共鳴室、Ｒ２……排気膨張室。
1 to 4 show an embodiment of the engine muffler for agricultural vehicles according to the present invention, FIG. 1 is a sectional view, FIG. 2 is a side view of the driving part, and FIG. 3 is an overall side view of the combine harvester. FIG. 4 is a sectional view of another embodiment. FIG. 5 is a sectional view of a conventional example. 13...Exhaust fluid tube, 14...Small hole, 15...
Exhaust pipe, 16...Exhaust passage hole, 18...Sound absorbing material,
R 1 ... Resonance chamber, R 2 ... Exhaust expansion chamber.
Claims (1)
う小孔１４を形成した排気流動筒１３の外周部に
共鳴室Ｒ１を形成するとともに、その流動方向下
手側に、前記排気流動筒１３に連なり径方向に沿
う排気通過孔１６を形成した排気筒１５の径方向
外方側に排気膨張室Ｒ２の外周部を吸音材１８で
外囲して、前記共鳴室Ｒ１並びに前記排気膨張室
Ｒ２の外周側に連なる状態で外気流動経路Ｓを設
けてある農作業車用エンジンマフラー。 A resonance chamber R1 is formed on the outer periphery of the exhaust flow cylinder 13 in which a small hole 14 along the radial direction is formed on the upper side in the flow direction of the engine exhaust gas, and a resonance chamber R1 is formed in the outer circumference of the exhaust flow cylinder 13 on the lower side in the flow direction, connected to the exhaust flow cylinder 13. The outer periphery of the exhaust expansion chamber R2 is surrounded with a sound absorbing material 18 on the radially outer side of the exhaust pipe 15 in which the exhaust pipe 15 is formed with the exhaust passage hole 16 along the radial direction, thereby forming the resonance chamber R1 and the exhaust expansion chamber R. An engine muffler for an agricultural vehicle in which an outside air flow path S is provided in a continuous manner on the outer circumferential side of the engine muffler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990098174U JP2586307Y2 (en) | 1990-09-18 | 1990-09-18 | Engine muffler for agricultural work vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990098174U JP2586307Y2 (en) | 1990-09-18 | 1990-09-18 | Engine muffler for agricultural work vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0454916U true JPH0454916U (en) | 1992-05-12 |
| JP2586307Y2 JP2586307Y2 (en) | 1998-12-02 |
Family
ID=31839141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990098174U Expired - Lifetime JP2586307Y2 (en) | 1990-09-18 | 1990-09-18 | Engine muffler for agricultural work vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2586307Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016183582A (en) * | 2015-03-26 | 2016-10-20 | 本田技研工業株式会社 | Silencer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5355044U (en) * | 1976-10-12 | 1978-05-11 | ||
| JPS5615415U (en) * | 1979-07-16 | 1981-02-10 | ||
| JPS5875913U (en) * | 1981-11-16 | 1983-05-23 | 日産自動車株式会社 | Silencer |
-
1990
- 1990-09-18 JP JP1990098174U patent/JP2586307Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5355044U (en) * | 1976-10-12 | 1978-05-11 | ||
| JPS5615415U (en) * | 1979-07-16 | 1981-02-10 | ||
| JPS5875913U (en) * | 1981-11-16 | 1983-05-23 | 日産自動車株式会社 | Silencer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016183582A (en) * | 2015-03-26 | 2016-10-20 | 本田技研工業株式会社 | Silencer |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2586307Y2 (en) | 1998-12-02 |