JPH0387962U - - Google Patents
Info
- Publication number
- JPH0387962U JPH0387962U JP15053489U JP15053489U JPH0387962U JP H0387962 U JPH0387962 U JP H0387962U JP 15053489 U JP15053489 U JP 15053489U JP 15053489 U JP15053489 U JP 15053489U JP H0387962 U JPH0387962 U JP H0387962U
- Authority
- JP
- Japan
- Prior art keywords
- reed valve
- air chamber
- air
- fuel pump
- fuel
- 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
- 235000014676 Phragmites communis Nutrition 0.000 claims description 4
Landscapes
- Reciprocating Pumps (AREA)
Description
第１図は本考案の一実施例を示すフユーエルポ
ンプの要部断面構成図、第２図は従来のフユーエ
ルポンプの断面構成図である。
１……フユーエルポンプ、２……ポンプケース
、３……ダイヤフラム、４……シリンダヘツド、
５……上下棒、７……リンクバー、９……カム、
１６……リード弁、１７……エアフイルター、Ｅ
……空気室、Ｏ……オリフイス部、Ｐ……ポンプ
室。
FIG. 1 is a sectional view of the main parts of a fuel pump showing an embodiment of the present invention, and FIG. 2 is a sectional view of a conventional fuel pump. 1... Fuel pump, 2... Pump case, 3... Diaphragm, 4... Cylinder head,
5... Up and down bar, 7... Link bar, 9... Cam,
16...Reed valve, 17...Air filter, E
...Air chamber, O...Orifice section, P...Pump room.
Claims (1)
により燃料を圧送し得るガソリンエンジン等のフ
ユーエルポンプであつて、該フユーエルポンプに
は、前記ダイヤフラムが上動し、該ダイヤフラム
の下部のシリンダヘツド等に連通する空気室が負
圧となつた時、該空気室内へ外気を導入可能に開
動するリード弁と、該リード弁の外側に配設され
たエアフイルターを備え、前記ダイヤフラムが下
動した時には、前記リード弁が閉動し空気室へ導
入された外気がシリンダヘツド側へ送出されるよ
うに構成したことを特徴とするフユーエルポンプ
。 A fuel pump for a gasoline engine or the like that can pump fuel by the vertical movement of a diaphragm installed inside a case. A reed valve that opens to allow outside air to be introduced into the air chamber when the communicating air chamber becomes negative pressure, and an air filter disposed outside the reed valve, and when the diaphragm moves downward, A fuel pump characterized in that the reed valve closes and the outside air introduced into the air chamber is sent out to the cylinder head side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15053489U JPH0387962U (en) | 1989-12-26 | 1989-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15053489U JPH0387962U (en) | 1989-12-26 | 1989-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0387962U true JPH0387962U (en) | 1991-09-09 |
Family
ID=31696880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15053489U Pending JPH0387962U (en) | 1989-12-26 | 1989-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0387962U (en) |
-
1989
- 1989-12-26 JP JP15053489U patent/JPH0387962U/ja active Pending