JPS6444366U - - Google Patents
Info
- Publication number
- JPS6444366U JPS6444366U JP13748487U JP13748487U JPS6444366U JP S6444366 U JPS6444366 U JP S6444366U JP 13748487 U JP13748487 U JP 13748487U JP 13748487 U JP13748487 U JP 13748487U JP S6444366 U JPS6444366 U JP S6444366U
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- spring
- fuel
- valve
- opens
- 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 5
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000005086 pumping Methods 0.000 claims 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の第１実施例を示す部分切欠側
面図、第１ａ図は第１図における第２の弁体の斜
視図、第２図は本考案の第２実施例を示す部分切
欠側面図、第３図は本考案の第３実施例を示す部
分切欠側面図、第４図ａ，ｂは第１実施例の動作
を示す半断側面図、第５図は従来の等圧型燃料送
出弁の断面図である。
１……プランジヤ、５……シート部材、６……
第１の弁体、７……第２の弁体、９……第１スプ
リング、１１……第２スプリング、５３……テー
パ状シート面、６１……テーパ状シート面、７１
……テーパ状シート面、７３……テーパ状シート
面。
Fig. 1 is a partially cutaway side view showing the first embodiment of the present invention, Fig. 1a is a perspective view of the second valve body in Fig. 1, and Fig. 2 is a partially cutaway view showing the second embodiment of the present invention. 3 is a partially cutaway side view showing the third embodiment of the present invention, FIGS. 4a and 4b are half-cut side views showing the operation of the first embodiment, and FIG. 5 is a conventional isobaric fuel. It is a sectional view of a delivery valve. 1... Plunger, 5... Sheet member, 6...
First valve body, 7...Second valve body, 9...First spring, 11...Second spring, 53...Tapered seat surface, 61...Tapered seat surface, 71
... Tapered sheet surface, 73 ... Tapered sheet surface.
Claims (1)
スプリングの付勢に抗して燃料圧送方向に開く第
１の弁体と前記スプリングに対向する側のスプリ
ングの付勢に抗して燃料反圧送方向に開く第２の
弁体とを備えた送出弁において、前記第２の弁体
が第１の弁体と同心状の筒状弁体からなつており
、上端内径部に第１の弁体に対するテーパ状シー
ト面を備え、中間外周部に外殻をなすシート部材
に対するテーパ状シート面を備えていることを特
徴とする等圧型燃料送出弁。 Located on the plunger discharge side of the fuel injection pump,
A delivery device comprising a first valve body that opens in the fuel pumping direction against the biasing force of a spring, and a second valve body that opens in the fuel pressure feeding direction against the biasing force of a spring on the side opposite to the spring. In the valve, the second valve body is a cylindrical valve body concentric with the first valve body, has a tapered seat surface for the first valve body at the inner diameter part of the upper end, and has an outer part at the middle outer peripheral part. An isobaric fuel delivery valve comprising a tapered seat surface relative to a shell-forming seat member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13748487U JPS6444366U (en) | 1987-09-10 | 1987-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13748487U JPS6444366U (en) | 1987-09-10 | 1987-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6444366U true JPS6444366U (en) | 1989-03-16 |
Family
ID=31398946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13748487U Pending JPS6444366U (en) | 1987-09-10 | 1987-09-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6444366U (en) |
-
1987
- 1987-09-10 JP JP13748487U patent/JPS6444366U/ja active Pending