Title:
EXHAUST GAS PURIFICATION DEVICE FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
WIPO Patent Application WO/2017/150513
Kind Code:
A1
Abstract:
This exhaust gas purification device 100 for an internal combustion engine 1 is provided with: an exhaust pipe 2; a post-treatment unit 3 which is provided with a plurality of catalysts 10 for purifying exhaust gas; a casing 4 in which the post-treatment unit 3 is accommodated; an inlet hole 46 which is provided in the casing 4, and through which an exhaust gas inlet pipe 31 of the post-treatment unit 3 is passed such that a gap S1 is provided therebetween; an outlet hole 47 through which an exhaust gas outlet pipe 32 of the post-treatment unit 3 is passed such that a gap S2 is provided therebetween; a heat-insulating material 5 provided on the inner peripheral surface of the casing 4; and heat-insulating seal members 6, 7 which are provided in the gaps S1, S2.
Inventors:
KAWASHIMA YUKIHIRO (JP)
Application Number:
PCT/JP2017/007727
Publication Date:
September 08, 2017
Filing Date:
February 28, 2017
Export Citation:
Assignee:
ISUZU MOTORS LTD (JP)
International Classes:
F01N3/28; F01N3/20
Foreign References:
| JPH074825U | 1995-01-24 | |||
| JP2003531994A | 2003-10-28 | |||
| JPH07259545A | 1995-10-09 | |||
| JP2004525777A | 2004-08-26 | |||
| JPS5042115U | 1975-04-28 | |||
| JPS5258308U | 1977-04-27 | |||
| JPS5351505U | 1978-05-02 | |||
| JP2014088878A | 2014-05-15 | |||
| JP2014194204A | 2014-10-09 |
Attorney, Agent or Firm:
HIBIYA Yukihiko et al. (JP)
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