JPS63200668U - - Google Patents
Info
- Publication number
- JPS63200668U JPS63200668U JP9196287U JP9196287U JPS63200668U JP S63200668 U JPS63200668 U JP S63200668U JP 9196287 U JP9196287 U JP 9196287U JP 9196287 U JP9196287 U JP 9196287U JP S63200668 U JPS63200668 U JP S63200668U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- passage
- nozzle hole
- bypass passage
- reservoir chamber
- 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
- 239000000446 fuel Substances 0.000 claims description 11
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims 3
- 239000007924 injection Substances 0.000 claims 3
- 238000002485 combustion reaction Methods 0.000 claims 1
Description
第１図は本考案の断面図、第２図及び第３図は
第１図Ａ部の拡大断面図である。
１…ノズル本体、２…燃料通路、３…噴孔、４
…ニードル弁、５…燃料溜まり室、６…バイパス
通路、７…チエツク弁、８…形状記憶合金弁板、
９…隙間。
FIG. 1 is a sectional view of the present invention, and FIGS. 2 and 3 are enlarged sectional views of section A in FIG. 1... Nozzle body, 2... Fuel passage, 3... Nozzle hole, 4
...Needle valve, 5...Fuel reservoir chamber, 6...Bypass passage, 7...Check valve, 8...Shape memory alloy valve plate,
9...Gap.
Claims (1)
ら圧送される燃料を導く燃料通路と、前記燃料通
路の燃料圧によつて押し上げられ前記噴孔を開閉
するニードル弁とを備えた燃料噴射装置において
、前記ノズル本体に燃料溜まり室と、この燃料溜
まり室と前記燃料通路とを連通するバイパス通路
とを設け、前記バイパス通路に冷時には前記バイ
パス通路を開き、暖時には閉じるよう記憶した形
状記憶合金弁板を備えたチエツク弁を設けたこと
を特徴とする内燃機関の燃料噴射制御装置。 A fuel injection device including a nozzle hole in a nozzle body, a fuel passage that guides fuel pressure-fed from an injection pump to the nozzle hole, and a needle valve that is pushed up by fuel pressure in the fuel passage and opens and closes the nozzle hole. The nozzle body is provided with a fuel reservoir chamber and a bypass passage that communicates the fuel reservoir chamber with the fuel passage, and the bypass passage is provided with a shape memory alloy that stores the bypass passage to open when it is cold and close when it is warm. A fuel injection control device for an internal combustion engine, characterized in that a check valve is provided with a valve plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9196287U JPS63200668U (en) | 1987-06-17 | 1987-06-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9196287U JPS63200668U (en) | 1987-06-17 | 1987-06-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63200668U true JPS63200668U (en) | 1988-12-23 |
Family
ID=30953225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9196287U Pending JPS63200668U (en) | 1987-06-17 | 1987-06-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63200668U (en) |
-
1987
- 1987-06-17 JP JP9196287U patent/JPS63200668U/ja active Pending