JPS6229468U - - Google Patents
Info
- Publication number
- JPS6229468U JPS6229468U JP12118185U JP12118185U JPS6229468U JP S6229468 U JPS6229468 U JP S6229468U JP 12118185 U JP12118185 U JP 12118185U JP 12118185 U JP12118185 U JP 12118185U JP S6229468 U JPS6229468 U JP S6229468U
- Authority
- JP
- Japan
- Prior art keywords
- plunger
- fuel injection
- injection pump
- type fuel
- barrel
- 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 6
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は第２図に示す分配型燃料噴射ポンプの
部分拡大断面図、第２図はこの考案の実施例を示
す断面図、第３図は他の実施例における部分拡大
断面図、第４図は従来例を示す断面図である。
４……バレル、５……プランジヤ、１２……吸
入ポート、１３……吸入グルーブ、１４……加圧
室、１５……縦孔、２２……連通孔。
FIG. 1 is a partially enlarged sectional view of the distribution type fuel injection pump shown in FIG. 2, FIG. 2 is a sectional view showing an embodiment of this invention, FIG. 3 is a partially enlarged sectional view of another embodiment, and FIG. The figure is a sectional view showing a conventional example. 4... Barrel, 5... Plunger, 12... Suction port, 13... Suction groove, 14... Pressure chamber, 15... Vertical hole, 22... Communication hole.
Claims (1)
れ、該プランジヤとバレルとにより加圧室が構成
され、前記プランジヤの先端周縁に形成された吸
入グルーブが前記バレルに形成された吸入ポート
と整合する時に燃料を前記加圧室へ吸入するよう
にした分配型燃料噴射ポンプにおいて、前記プラ
ンジヤの吸入グルーブを前記プランジヤの先端へ
向かうにつれて徐々に深くなるようテーパ状に形
成したことを特徴とする分配型燃料噴射ポンプ。 ２ プランジヤは、該プランジヤの中心に形成さ
れた縦孔と、この縦孔と吸入グルーブとを連通す
をる連通孔とを有することを特徴とする実用新案
登録請求の範囲第１項記載の分配型燃料噴射ポン
プ。 ３ 連通孔はプランジヤの後方へ向かうよう斜め
に形成されたことを特徴とする実用新案登録請求
の範囲第２項記載の分配型燃料噴射ポンプ。[Claims for Utility Model Registration] 1. A plunger that rotates reciprocally is fitted into a barrel, the plunger and the barrel constitute a pressurized chamber, and a suction groove formed around the tip of the plunger is formed in the barrel. In the distribution type fuel injection pump, the fuel is sucked into the pressurizing chamber when aligned with the suction port of the plunger, and the suction groove of the plunger is formed into a tapered shape so as to gradually become deeper toward the tip of the plunger. A distribution type fuel injection pump characterized by: 2. The distribution according to claim 1 of claim 1, wherein the plunger has a vertical hole formed in the center of the plunger, and a communication hole that communicates the vertical hole with the suction groove. type fuel injection pump. 3. The distribution type fuel injection pump according to claim 2, wherein the communication hole is formed obliquely toward the rear of the plunger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12118185U JPS6229468U (en) | 1985-08-07 | 1985-08-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12118185U JPS6229468U (en) | 1985-08-07 | 1985-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6229468U true JPS6229468U (en) | 1987-02-23 |
Family
ID=31010207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12118185U Pending JPS6229468U (en) | 1985-08-07 | 1985-08-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6229468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01100361A (en) * | 1987-10-09 | 1989-04-18 | Diesel Kiki Co Ltd | Distribution type fuel injection pump |
-
1985
- 1985-08-07 JP JP12118185U patent/JPS6229468U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01100361A (en) * | 1987-10-09 | 1989-04-18 | Diesel Kiki Co Ltd | Distribution type fuel injection pump |
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