JPS6421263U - - Google Patents
Info
- Publication number
- JPS6421263U JPS6421263U JP11460787U JP11460787U JPS6421263U JP S6421263 U JPS6421263 U JP S6421263U JP 11460787 U JP11460787 U JP 11460787U JP 11460787 U JP11460787 U JP 11460787U JP S6421263 U JPS6421263 U JP S6421263U
- Authority
- JP
- Japan
- Prior art keywords
- electrostrictive
- hydraulic chamber
- nozzle opening
- electrostrictive actuator
- fuel injection
- 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 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案による電歪式燃料噴射弁を示す
第２図の要部拡大図、第２図は本考案による電歪
式燃料噴射弁を示す断面図、第３図は本考案の第
２実施例の電歪式燃料噴射弁を示す断面図、第４
図は第２図の要部拡大図である。
２０……ニードル、２２……テーパー部、２６
……油たまり、３０……プツシユロツド、３６ａ
……小油圧室、４０……大油圧室、４２……電歪
アクチユエータ、４８……ピストン、５４……一
方絞り弁。
FIG. 1 is an enlarged view of the main part of FIG. 2 showing the electrostrictive fuel injection valve according to the present invention, FIG. 2 is a sectional view showing the electrostrictive fuel injection valve according to the present invention, and FIG. Sectional view showing the electrostrictive fuel injection valve of the second embodiment, No. 4
The figure is an enlarged view of the main part of FIG. 2. 20... Needle, 22... Taper part, 26
...Oil puddle, 30...Pushyrod, 36a
...Small hydraulic chamber, 40...Large hydraulic chamber, 42...Electrostrictive actuator, 48...Piston, 54...One-way throttle valve.
Claims (1)
閉することのできるニードルと、電歪アクチユエ
ータと、該電歪アクチユエータの変位を油圧を介
してニードルに伝達するための油圧室とを備え、
該油圧室に一方絞り弁を配置したことを特徴とす
る電歪式燃料噴射弁。 A needle inserted into a body having a nozzle opening and closing the nozzle opening, an electrostrictive actuator, and a hydraulic chamber for transmitting displacement of the electrostrictive actuator to the needle via hydraulic pressure,
An electrostrictive fuel injection valve characterized in that a one-way throttle valve is disposed in the hydraulic chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11460787U JPS6421263U (en) | 1987-07-28 | 1987-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11460787U JPS6421263U (en) | 1987-07-28 | 1987-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6421263U true JPS6421263U (en) | 1989-02-02 |
Family
ID=31355505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11460787U Pending JPS6421263U (en) | 1987-07-28 | 1987-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6421263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005513334A (en) * | 2001-12-05 | 2005-05-12 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Fuel injection valve |
-
1987
- 1987-07-28 JP JP11460787U patent/JPS6421263U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005513334A (en) * | 2001-12-05 | 2005-05-12 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Fuel injection valve |