JPS62197780U - - Google Patents
Info
- Publication number
- JPS62197780U JPS62197780U JP8631386U JP8631386U JPS62197780U JP S62197780 U JPS62197780 U JP S62197780U JP 8631386 U JP8631386 U JP 8631386U JP 8631386 U JP8631386 U JP 8631386U JP S62197780 U JPS62197780 U JP S62197780U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve seat
- fluid pump
- pump
- reed
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims description 6
- 235000014676 Phragmites communis Nutrition 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
Description
第１図〜第５図は本考案の第一実施例に係り、
第１図は流体ポンプの縦断面図、第２図は第１図
の右側面図、第３図は第１図のＡ部拡大図、第４
図は第３図の―断面図、第５図はエンジンの
全体概略図、第６図は本考案の第二実施例に係る
流体ポンプの縦断面図、第７図は従来の逆止弁の
要部拡大図である。
１１…流体ポンプ、１４…作動室、１５…ポン
プ室、１６…ダイヤフラム、１８…エンジン本体
、２１，３１…逆止弁、２７，３５…逃げ溝、２
６，３４…バルブシート、２８…リードバルブ、
２８ａ…バルブ面、３０…支持部材。
1 to 5 relate to the first embodiment of the present invention,
Figure 1 is a vertical cross-sectional view of the fluid pump, Figure 2 is a right side view of Figure 1, Figure 3 is an enlarged view of section A in Figure 1, and Figure 4 is an enlarged view of section A in Figure 1.
The figures are a sectional view of FIG. 3, FIG. 5 is a general schematic diagram of the engine, FIG. 6 is a vertical sectional view of a fluid pump according to a second embodiment of the present invention, and FIG. 7 is a conventional check valve. It is an enlarged view of the main part. DESCRIPTION OF SYMBOLS 11... Fluid pump, 14... Working chamber, 15... Pump chamber, 16... Diaphragm, 18... Engine body, 21, 31... Check valve, 27, 35... Relief groove, 2
6, 34... Valve seat, 28... Reed valve,
28a... Valve surface, 30... Support member.
Claims (1)
この作動室にダイヤフラムを介して隣接するポン
プ室とを有し、且つこのポンプ室の吸入側と吐出
側に、一端を自由端とするリードバルブとこのリ
ードバルブのバルブ面が密着離間するバルブシー
トとを有する逆止弁が各々設けられている流体ポ
ンプにおいて、前記バルブシートの周囲に逃げ溝
が形成され、またこのバルブシートに密着離間す
る前記リードバルブの中途が、このリードバルブ
の前記バルブ面を上記バルブシートへ面押圧付勢
する支持部材に支持されていることを特徴とする
流体ポンプ。 an operating chamber operated by the pulsating pressure of the engine;
The working chamber has a pump chamber adjacent to the pump chamber via a diaphragm, and a reed valve with one end as a free end is provided on the suction side and the discharge side of the pump chamber, and a valve seat in which the valve surfaces of the reed valve are closely spaced from each other. In the fluid pump, a relief groove is formed around the valve seat, and the middle part of the reed valve that is in close contact with and spaced from the valve seat is connected to the valve surface of the reed valve. A fluid pump characterized in that the fluid pump is supported by a support member that applies surface pressure to the valve seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986086313U JPH0634628Y2 (en) | 1986-06-05 | 1986-06-05 | Fluid pump for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986086313U JPH0634628Y2 (en) | 1986-06-05 | 1986-06-05 | Fluid pump for engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62197780U true JPS62197780U (en) | 1987-12-16 |
| JPH0634628Y2 JPH0634628Y2 (en) | 1994-09-07 |
Family
ID=30942503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986086313U Expired - Lifetime JPH0634628Y2 (en) | 1986-06-05 | 1986-06-05 | Fluid pump for engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0634628Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11107875A (en) * | 1997-09-30 | 1999-04-20 | Mitsubishi Motors Corp | Valve gear for fuel pump |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4412633Y1 (en) * | 1966-10-07 | 1969-05-26 | ||
| JPS60122586U (en) * | 1984-01-27 | 1985-08-19 | 九州日立マクセル株式会社 | Diaphragm pump |
-
1986
- 1986-06-05 JP JP1986086313U patent/JPH0634628Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4412633Y1 (en) * | 1966-10-07 | 1969-05-26 | ||
| JPS60122586U (en) * | 1984-01-27 | 1985-08-19 | 九州日立マクセル株式会社 | Diaphragm pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11107875A (en) * | 1997-09-30 | 1999-04-20 | Mitsubishi Motors Corp | Valve gear for fuel pump |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0634628Y2 (en) | 1994-09-07 |