JPS6314864U - - Google Patents
Info
- Publication number
- JPS6314864U JPS6314864U JP10776786U JP10776786U JPS6314864U JP S6314864 U JPS6314864 U JP S6314864U JP 10776786 U JP10776786 U JP 10776786U JP 10776786 U JP10776786 U JP 10776786U JP S6314864 U JPS6314864 U JP S6314864U
- Authority
- JP
- Japan
- Prior art keywords
- injection valve
- fuel injection
- groove
- gas seal
- annular gas
- 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
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 239000000446 fuel Substances 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案を適用した燃料噴射弁の拡大部
分断面図、第２図は第１図の噴射弁の正面図、第
３図は燃料噴射弁を装着したシリンダーヘツドの
縦断面図、第４、第５図は燃料噴射弁の別の実施
例を示す縦断面拡大部分図、第６図は従来例の縦
断面拡大部分図、第７図は第６図の従来例におけ
るガス漏れの経路を示す縦断面図である。１……
シリンダーヘツド、２……燃料噴射弁挿入孔、４
……燃料噴射弁、９……ガスシール用断熱パツキ
ン、１２……溝。
Fig. 1 is an enlarged partial sectional view of a fuel injection valve to which the present invention is applied, Fig. 2 is a front view of the injection valve of Fig. 1, Fig. 3 is a longitudinal sectional view of a cylinder head equipped with the fuel injection valve, 4. Fig. 5 is an enlarged longitudinal cross-sectional view showing another embodiment of the fuel injection valve, Fig. 6 is an enlarged longitudinal cross-sectional view of a conventional example, and Fig. 7 is a gas leakage route in the conventional example shown in Fig. 6. FIG. 1...
Cylinder head, 2...Fuel injection valve insertion hole, 4
...Fuel injection valve, 9...Insulating gas seal gas seal, 12...Groove.
Claims (1)
の間に環状のガスシール用断熱パツキンを挾持す
る燃料噴射弁のシール構造において、燃料噴射弁
の外周面に、噴射弁の軸方向と略直角な環状溝を
形成し、該環状溝に上記パツキンを食い込ませて
いることを特徴とする燃料噴射弁のシール構造。 In a fuel injection valve seal structure in which an annular gas seal heat insulating packing is sandwiched between an injection valve insertion hole in a cylinder head and a fuel injection valve, an annular gas seal is provided on the outer circumferential surface of the fuel injection valve and is approximately perpendicular to the axial direction of the injection valve. 1. A seal structure for a fuel injection valve, characterized in that a groove is formed, and the gasket is bitten into the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10776786U JPS6314864U (en) | 1986-07-14 | 1986-07-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10776786U JPS6314864U (en) | 1986-07-14 | 1986-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6314864U true JPS6314864U (en) | 1988-01-30 |
Family
ID=30984350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10776786U Pending JPS6314864U (en) | 1986-07-14 | 1986-07-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6314864U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000009000A (en) * | 1998-06-19 | 2000-01-11 | Mitsubishi Motors Corp | Mounting structure of injector |
| JP2001055964A (en) * | 1999-08-13 | 2001-02-27 | Yanmar Diesel Engine Co Ltd | Direct injection type diesel engine |
| JP2002285939A (en) * | 2001-03-26 | 2002-10-03 | Denso Corp | Sealing mechanism for fuel injection valve |
| KR100444856B1 (en) * | 2001-10-12 | 2004-08-18 | 현대자동차주식회사 | Nozzle tube expanding and sealing method |
-
1986
- 1986-07-14 JP JP10776786U patent/JPS6314864U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000009000A (en) * | 1998-06-19 | 2000-01-11 | Mitsubishi Motors Corp | Mounting structure of injector |
| JP2001055964A (en) * | 1999-08-13 | 2001-02-27 | Yanmar Diesel Engine Co Ltd | Direct injection type diesel engine |
| JP2002285939A (en) * | 2001-03-26 | 2002-10-03 | Denso Corp | Sealing mechanism for fuel injection valve |
| KR100444856B1 (en) * | 2001-10-12 | 2004-08-18 | 현대자동차주식회사 | Nozzle tube expanding and sealing method |
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