JPH0444420U - - Google Patents

Info

Publication number
JPH0444420U
JPH0444420U JP8705290U JP8705290U JPH0444420U JP H0444420 U JPH0444420 U JP H0444420U JP 8705290 U JP8705290 U JP 8705290U JP 8705290 U JP8705290 U JP 8705290U JP H0444420 U JPH0444420 U JP H0444420U
Authority
JP
Japan
Prior art keywords
filter
collection efficiency
combustion engine
internal combustion
exhaust passage
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
Application number
JP8705290U
Other languages
Japanese (ja)
Other versions
JPH088243Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1990087052U priority Critical patent/JPH088243Y2/en
Publication of JPH0444420U publication Critical patent/JPH0444420U/ja
Application granted granted Critical
Publication of JPH088243Y2 publication Critical patent/JPH088243Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図、第３図及び第５図は本考案の第１、第
２及び第３実施例を示す側断面図、第２図、第４
図及び第６図は第１図、第３図及び第５図の正面
図、第７図は本考案の効果を示すパーテイキユレ
イト捕集量及びフイルタ温度特性図である。 １，１ａ，１ｂ……パーテイキユレイトフイル
タ、２……第１のフイルタ、６，６ａ，６ｂ……
第２のフイルタ。 1, 3 and 5 are side sectional views showing the first, second and third embodiments of the present invention, and FIGS.
6 are front views of FIGS. 1, 3, and 5, and FIG. 7 is a graph showing the particulate collection amount and filter temperature characteristics showing the effects of the present invention. 1, 1a, 1b... particulate filter, 2... first filter, 6, 6a, 6b...
Second filter.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内燃機関の排気通路に設けられたパーテイキユ
レイトを捕集するパーテイキユレイトフイルタに
おいて、捕集効率の高い円筒状フイルタの中心の
中空部に捕集効率の低いフイルタを挿嵌したこと
を特徴とするパーテイキユレイトフイルタ。 A particulate filter for collecting particulate matter installed in an exhaust passage of an internal combustion engine is characterized in that a filter with low collection efficiency is inserted into a hollow part at the center of a cylindrical filter with high collection efficiency. Partial clean filter.
JP1990087052U 1990-08-22 1990-08-22 Particulate filter Expired - Fee Related JPH088243Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990087052U JPH088243Y2 (en) 1990-08-22 1990-08-22 Particulate filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990087052U JPH088243Y2 (en) 1990-08-22 1990-08-22 Particulate filter

Publications (2)

Publication Number Publication Date
JPH0444420U true JPH0444420U (en) 1992-04-15
JPH088243Y2 JPH088243Y2 (en) 1996-03-06

Family

ID=31819084

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990087052U Expired - Fee Related JPH088243Y2 (en) 1990-08-22 1990-08-22 Particulate filter

Country Status (1)

Country Link
JP (1) JPH088243Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003072913A1 (en) * 2002-02-26 2003-09-04 Ngk Insulators, Ltd. Honeycomb filter
EP1775010A3 (en) * 2005-10-14 2007-10-17 Robert Bosch Gmbh Internal channel for a filtering element for homogenising the temperature and filter for treating flue gases

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9802504D0 (en) * 1998-02-06 1998-04-01 Johnson Matthey Plc Improvements in emission control

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61135919A (en) * 1984-11-30 1986-06-23 ベー・ベー・ツエー・アクチエンゲゼルシヤフト・ブラウン・ボヴエリ・ウント・コンパニイ Exhaust gas particle filter for internal combustion engines
JPS6235848U (en) * 1985-08-20 1987-03-03
JPH0163715U (en) * 1987-10-20 1989-04-24

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61135919A (en) * 1984-11-30 1986-06-23 ベー・ベー・ツエー・アクチエンゲゼルシヤフト・ブラウン・ボヴエリ・ウント・コンパニイ Exhaust gas particle filter for internal combustion engines
JPS6235848U (en) * 1985-08-20 1987-03-03
JPH0163715U (en) * 1987-10-20 1989-04-24

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003072913A1 (en) * 2002-02-26 2003-09-04 Ngk Insulators, Ltd. Honeycomb filter
EP1775010A3 (en) * 2005-10-14 2007-10-17 Robert Bosch Gmbh Internal channel for a filtering element for homogenising the temperature and filter for treating flue gases

Also Published As

Publication number Publication date
JPH088243Y2 (en) 1996-03-06

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees