JPH0250174U - - Google Patents
Info
- Publication number
- JPH0250174U JPH0250174U JP12707088U JP12707088U JPH0250174U JP H0250174 U JPH0250174 U JP H0250174U JP 12707088 U JP12707088 U JP 12707088U JP 12707088 U JP12707088 U JP 12707088U JP H0250174 U JPH0250174 U JP H0250174U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- discharge valve
- fuel injection
- injection pump
- sliding guide
- 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 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000000446 fuel Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
Description
第１〜４図は本考案に係わるもので第１図は燃
料噴射ポンプの断面図、第２図は同吐出弁部の平
面図で第３図の―断面図、第３図は同拡大図
で第２図の―断面図、第４図は同ポンプの噴
射特性図、第５〜８図は従来例で第５図は第１図
応当図、第６図は第３図応当図、第７図は第２図
応当図、第８図は第４図応当図である。
１…燃料噴射ポンプ本体、８…吐出弁弁座、９
…吐出弁、１０…穴（吐出弁内油路）、１３…等
圧弁、１０１…吐出弁の切欠き。
Figures 1 to 4 are related to the present invention; Figure 1 is a sectional view of the fuel injection pump, Figure 2 is a plan view of the discharge valve section of the same, and Figure 3 is a sectional view of Figure 3, and Figure 3 is an enlarged view of the same. Figure 2 is a sectional view, Figure 4 is an injection characteristic diagram of the same pump, Figures 5 to 8 are conventional examples, Figure 5 is a diagram corresponding to Figure 1, Figure 6 is a diagram corresponding to Figure 3, Figure 7 is a corresponding map to Figure 2, and Figure 8 is a corresponding diagram to Figure 4. 1...Fuel injection pump body, 8...Discharge valve valve seat, 9
...Discharge valve, 10... Hole (oil passage in the discharge valve), 13... Equal pressure valve, 101... Notch in the discharge valve.
Claims (1)
高圧系に吐出弁９と等圧弁１３を有するものの吐
出弁９の構造が、下部に弁座をもち、摺動用のガ
イド１１をもつものにおいて；燃料用の油路が弁
座の外周部から吐出弁の内側に穿孔された複数個
の穴１０と；摺動ガイド部に設けた吐出弁９の切
欠き１０１とを有してなる燃料噴射ポンプの吐出
弁。 In a high-pressure system of a fuel injection pump used for a diesel engine, etc., which has a discharge valve 9 and an equal pressure valve 13, the structure of the discharge valve 9 has a valve seat at the bottom and a sliding guide 11; A discharge valve for a fuel injection pump having a plurality of holes 10 in which oil passages are bored from the outer periphery of the valve seat to the inside of the discharge valve; and a notch 101 of the discharge valve 9 provided in the sliding guide part. valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12707088U JPH0250174U (en) | 1988-09-30 | 1988-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12707088U JPH0250174U (en) | 1988-09-30 | 1988-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0250174U true JPH0250174U (en) | 1990-04-09 |
Family
ID=31379162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12707088U Pending JPH0250174U (en) | 1988-09-30 | 1988-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0250174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0343657A (en) * | 1989-06-28 | 1991-02-25 | General Motors Corp <Gm> | Fuel injection pump |
-
1988
- 1988-09-30 JP JP12707088U patent/JPH0250174U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0343657A (en) * | 1989-06-28 | 1991-02-25 | General Motors Corp <Gm> | Fuel injection pump |