发明名称 |
GASKET FOR REDUCTANT INJECTOR AND EXHAUST GAS AFTERTREATMENT DEVICE INCLUDING THE SAME |
摘要 |
PROBLEM TO BE SOLVED: To provide a gasket for reductant injector that suppresses heat transmission from an exhaust pipe to prevent heat from being transmitted to a reductant injector, with a simple structure.SOLUTION: Between a first plate 11 contacting with the fitting surface of an injector fitting part and a second plate 12 contacting with the tip of an injector, held is a heat insulation material 14 having an annular body part 14a surrounding a first opening 11a and a second opening 12a, and an annular bolt insertion part 14b surrounding a first bolt insertion hole 11b and a second bolt insertion hole 12b. At least a part of the heat insulation material 14 is exposed from between the first plate 11 and the second plate 12.SELECTED DRAWING: Figure 1 |
申请公布号 |
JP2016217337(A) |
申请公布日期 |
2016.12.22 |
申请号 |
JP20150106647 |
申请日期 |
2015.05.26 |
申请人 |
KOBELCO CONTSTRUCTION MACHINERY LTD |
发明人 |
HIRAYAMA MICHIO;IKEDA TAISUKE;ONISHI SEIICHI |
分类号 |
F01N3/08;B01D53/94;F01N3/18 |
主分类号 |
F01N3/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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