JPH0163717U - - Google Patents
Info
- Publication number
- JPH0163717U JPH0163717U JP1987157560U JP15756087U JPH0163717U JP H0163717 U JPH0163717 U JP H0163717U JP 1987157560 U JP1987157560 U JP 1987157560U JP 15756087 U JP15756087 U JP 15756087U JP H0163717 U JPH0163717 U JP H0163717U
- Authority
- JP
- Japan
- Prior art keywords
- particulate collection
- exhaust gas
- purification device
- ignition
- 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
- 238000000746 purification Methods 0.000 claims description 6
- 239000003054 catalyst Substances 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Description
第１図は本考案の微粒子捕集浄化装置に組み込
まれる微粒子捕集フイルタの端面図、第２図は第
１図のフイルタの触媒付着工程におけるフイルタ
の斜視図、第３図は本考案の微粒子捕集浄化装置
をエンジンの排気通路に配設した状態を示す構成
図、第４図は従来の微粒子捕集浄化装置の断面構
成図、第５図ａは第４図の微粒子捕集浄化装置に
使用される微粒子捕集フイルタの断面図、第５図
ｂは第５図ａの端面図である。
１′……微粒子捕集浄化装置、４……排気通路
、１３……ヒータ、２０……微粒子捕集フイルタ
、２０ａ，２０ａ′……通路、２０ｂ……多孔質
薄壁、２２……マスキング材。
Fig. 1 is an end view of a particulate collection filter incorporated in the particulate collection and purification device of the present invention, Fig. 2 is a perspective view of the filter in the catalyst adhesion step of the filter shown in Fig. 1, and Fig. 3 is a particulate collection filter of the present invention. Fig. 4 is a cross-sectional diagram of a conventional particulate collection and purification device, and Fig. 5a shows the particulate collection and purification device in Fig. 4. A cross-sectional view of the particulate collection filter used, FIG. 5b, is an end view of FIG. 5a. 1'... Particulate collection purification device, 4... Exhaust passage, 13... Heater, 20... Particulate collection filter, 20a, 20a'... Passage, 20b... Porous thin wall, 22... Masking material .
Claims (1)
に収納されると共に排気ガスが通過する多数の通
路を有し、当該排気ガス中の微粒子を捕集する微
粒子捕集フイルタと、このフイルタに捕集された
微粒子を燃焼させるために前記排気ガスの温度を
上昇させる着火・燃焼手段とを備えた微粒子捕集
浄化装置において、前記微粒子捕集フイルタの周
縁領域にある通路内壁面に前記微粒子の着火温度
を低下させる触媒を塗布したことを特徴とする微
粒子捕集浄化装置。 A cylindrical container disposed in an exhaust passage; a particulate collection filter that is housed in the container and has a number of passages through which exhaust gas passes, and that collects particulates in the exhaust gas; In a particulate collection and purification device comprising an ignition/combustion means for increasing the temperature of the exhaust gas in order to burn the particulates collected by A particulate collection and purification device coated with a catalyst that lowers the ignition temperature of the particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987157560U JPH0163717U (en) | 1987-10-16 | 1987-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987157560U JPH0163717U (en) | 1987-10-16 | 1987-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0163717U true JPH0163717U (en) | 1989-04-24 |
Family
ID=31437107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987157560U Pending JPH0163717U (en) | 1987-10-16 | 1987-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0163717U (en) |
-
1987
- 1987-10-16 JP JP1987157560U patent/JPH0163717U/ja active Pending
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