JPS58144015U - Safety device of secondary air supply device - Google Patents
Safety device of secondary air supply deviceInfo
- Publication number
- JPS58144015U JPS58144015U JP4120682U JP4120682U JPS58144015U JP S58144015 U JPS58144015 U JP S58144015U JP 4120682 U JP4120682 U JP 4120682U JP 4120682 U JP4120682 U JP 4120682U JP S58144015 U JPS58144015 U JP S58144015U
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- secondary air
- supply passage
- air supply
- temperature
- 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
Landscapes
- Exhaust Gas After Treatment (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は二次空気供給装置′の一例を示す断面概−念図
、第２図は本考案に係る二次空気供給装置の安全装置の
一実施例を示す断面概念図、第３図は第２図の温度セン
サ及び制御弁閉成装置の拡大図、第４図は他の実施例を
示す断面概念図である。
３・・・二次空気供給通路、５・・・開度制御弁、１０
・・・温度センサ、１１・・・制御弁閉成装置。Fig. 1 is a cross-sectional conceptual diagram showing an example of a secondary air supply device'; Fig. 2 is a cross-sectional conceptual diagram showing an embodiment of a safety device for a secondary air supply device according to the present invention; FIG. 2 is an enlarged view of the temperature sensor and control valve closing device, and FIG. 4 is a cross-sectional conceptual diagram showing another embodiment. 3...Secondary air supply passage, 5...Opening control valve, 10
...Temperature sensor, 11...Control valve closing device.
Claims (2)
気供給通路と、該供給通路の開度を制御する・開度制御
弁とを備えて成る二次空気供給装置の安全装置であって
、上記供給通路の温度上昇を一感知する温度センサと、
上記供給通路の温度上昇時上記温度センサにより上記制
御弁を閉成する制御弁閉成装置とを備えて成ることを特
徴とする安全装置。(1) Safety device for a secondary air supply system comprising a secondary air supply passage that supplies secondary air to the exhaust system of an internal combustion engine, and an opening control valve that controls the opening of the supply passage a temperature sensor that senses a temperature rise in the supply passage;
and a control valve closing device that closes the control valve using the temperature sensor when the temperature of the supply passage increases.
であり、上記制御弁閉成装置が上記供給通路の温度上昇
時上記制御弁に作用するエンジン負圧を解除する装置で
あることを特徴とする実５−用新案登録請求の範囲第１
項に記載した安全装置。(2) The control valve is a control valve that is opened by engine negative pressure, and the control valve closing device is a device that releases engine negative pressure acting on the control valve when the temperature of the supply passage increases. Act 5 - Scope of claim for patent registration No. 1
Safety devices listed in section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4120682U JPS58144015U (en) | 1982-03-24 | 1982-03-24 | Safety device of secondary air supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4120682U JPS58144015U (en) | 1982-03-24 | 1982-03-24 | Safety device of secondary air supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58144015U true JPS58144015U (en) | 1983-09-28 |
Family
ID=30052392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4120682U Pending JPS58144015U (en) | 1982-03-24 | 1982-03-24 | Safety device of secondary air supply device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58144015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014173518A (en) * | 2013-03-11 | 2014-09-22 | Honda Motor Co Ltd | Exhaust purification device of utility engine |
-
1982
- 1982-03-24 JP JP4120682U patent/JPS58144015U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014173518A (en) * | 2013-03-11 | 2014-09-22 | Honda Motor Co Ltd | Exhaust purification device of utility engine |
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