JPS5837979U - diaphragm pump - Google Patents
diaphragm pumpInfo
- Publication number
- JPS5837979U JPS5837979U JP10787181U JP10787181U JPS5837979U JP S5837979 U JPS5837979 U JP S5837979U JP 10787181 U JP10787181 U JP 10787181U JP 10787181 U JP10787181 U JP 10787181U JP S5837979 U JPS5837979 U JP S5837979U
- Authority
- JP
- Japan
- Prior art keywords
- vibrator
- upper body
- fuel
- diaphragm
- inlet
- 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
Landscapes
- Reciprocating Pumps (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案の実施例の断面図。第２図はその使用
状態を示す系統図。第３図は従来のものの概略的な説明
図。
図中、１・・・・・・ポンプ、１ａ・・・・・・上部ボ
デー、１ｂ・・・・・・下部ボデー、２ａ・・量大ロバ
イブ、２ｂ・・・・・・出口バイブ、３・・・・・・入
口側座板、４・・回出口側座板、３ａ、 ４ａ・・・
・・・通孔、３ｂ、 ４ｂ・・・弾性バルブ、５・・
・・・・ダイヤフラム、６・・曲リテーナ、７・・・・
・・スフリング、８・・・・・・脈動圧取入れ用パイプ
、９・・・・・・オリフィス、Ｓ・・曲ベーパセパレー
タ。FIG. 1 is a sectional view of an embodiment of this invention. FIG. 2 is a system diagram showing its usage status. FIG. 3 is a schematic explanatory diagram of the conventional one. In the figure, 1...pump, 1a...upper body, 1b...lower body, 2a...large volume ass vibrator, 2b...exit vibe, 3 ...Inlet side seat plate, 4... Outlet side seat plate, 3a, 4a...
...Through hole, 3b, 4b...Elastic valve, 5...
・・・Diaphragm, 6...Song retainer, 7...
... Suffling, 8 ... Pulsating pressure intake pipe, 9 ... Orifice, S ... Curved vapor separator.
Claims (1)
る入口バイブ２ａと燃料タンクＴの燃料部に接続される
出口バイブ２ｂとを備えた上部ボデー１ａと、吸気管に
接続される脈動圧取入れ用のパイプ８を備えた下部ボデ
ー１ｂとからなり、上部ボデー１ａ中には入口側と出口
側の弾性バルブ３ｂ、４ｂを並設し、上部ボデー１ａと
下部ボデー１ｂの間にはダイヤフラム５を配設し、該ダ
イヤフラム５を下面周囲部においてリテーナ６を介し負
圧により作動するスプリング７により支持し、脈動圧取
入れ用のパイプ８中にはエンジンの低速回転時の脈動圧
を遅延させることなく通す孔面積のオリフィス９を設け
たことを特徴とするダイヤフラム式のポンプ。An upper body 1a includes an inlet vibrator 2a connected to a vapor separator S in a fuel vapor processing line and an outlet vibrator 2b connected to a fuel section of a fuel tank T, and an upper body 1a equipped with an inlet vibrator 2b connected to a vapor separator S in a fuel vapor processing line, and an upper body 1a equipped with an outlet vibrator 2b connected to a fuel section of a fuel tank T, and a pulsating pressure intake vibrator connected to an intake pipe. It consists of a lower body 1b equipped with a pipe 8, elastic valves 3b and 4b on the inlet side and outlet side are arranged in parallel in the upper body 1a, and a diaphragm 5 is arranged between the upper body 1a and the lower body 1b. The diaphragm 5 is supported by a spring 7 operated by negative pressure via a retainer 6 around the lower surface, and a hole is provided in the pulsating pressure intake pipe 8 through which the pulsating pressure during low speed rotation of the engine is passed without delay. A diaphragm type pump characterized by having an orifice 9 with an area of 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10787181U JPS5837979U (en) | 1981-07-22 | 1981-07-22 | diaphragm pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10787181U JPS5837979U (en) | 1981-07-22 | 1981-07-22 | diaphragm pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5837979U true JPS5837979U (en) | 1983-03-11 |
| JPS6121590Y2 JPS6121590Y2 (en) | 1986-06-27 |
Family
ID=29902298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10787181U Granted JPS5837979U (en) | 1981-07-22 | 1981-07-22 | diaphragm pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5837979U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997030283A1 (en) * | 1996-02-14 | 1997-08-21 | Mikuni Adec Corporation | Diaphragm-holding synthetic resin assembly |
-
1981
- 1981-07-22 JP JP10787181U patent/JPS5837979U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997030283A1 (en) * | 1996-02-14 | 1997-08-21 | Mikuni Adec Corporation | Diaphragm-holding synthetic resin assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6121590Y2 (en) | 1986-06-27 |
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