JPH03119583U - - Google Patents
Info
- Publication number
- JPH03119583U JPH03119583U JP2910190U JP2910190U JPH03119583U JP H03119583 U JPH03119583 U JP H03119583U JP 2910190 U JP2910190 U JP 2910190U JP 2910190 U JP2910190 U JP 2910190U JP H03119583 U JPH03119583 U JP H03119583U
- Authority
- JP
- Japan
- Prior art keywords
- groove
- pump
- substrate
- diaphragm section
- valve
- 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
- 239000000758 substrate Substances 0.000 claims description 4
Landscapes
- Reciprocating Pumps (AREA)
Description
第1図は本考案小型ポンプの一実施例の断面図
、第2図は上記実施例の弁体部の溝部分を示す平
面図、第3図は上記溝部分の斜視図、第4図は従
来の小型ポンプの断面図、第5図、第6図はいず
れも上記従来例の溝部分の平面図である。
1……小型モーター、2……モーターの出力軸
、3……ケース、4……カラー、6……駆動体、
10……ケース、11……ダイヤフラム本体、1
2……ポンプ室、15……第1の弁体、16……
基板、17……弁室部、20……第2の弁体、2
1……溝、25……突出片。
Fig. 1 is a sectional view of an embodiment of the small pump of the present invention, Fig. 2 is a plan view showing the groove portion of the valve body of the above embodiment, Fig. 3 is a perspective view of the groove portion, and Fig. 4 is The sectional view of the conventional small pump, FIG. 5, and FIG. 6 are both plan views of the groove portion of the conventional example. 1... Small motor, 2... Motor output shaft, 3... Case, 4... Collar, 6... Drive body,
10...Case, 11...Diaphragm body, 1
2... Pump chamber, 15... First valve body, 16...
Substrate, 17... Valve chamber part, 20... Second valve body, 2
1...Groove, 25...Protruding piece.
Claims (1)
ダイヤフラム部と、前記ダイヤフラム部の各ポン
プ室を順次上下動させる駆動体と、前記ダイヤフ
ラム部のポンプ室を覆うように前記ケースに取付
けられる中央に吐出口を又ポンプ室に対応する位
置に吸気口を有する基板と、前記基板の吐出口と
吸気口に夫々設けられた第1および第2の弁体と
よりなり、前記基板の前記第1の弁体に接する部
分に形成された溝とを備え、前記溝が幅広であつ
て溝内に第1の弁体との間に一定の間隔を有する
突出片を形成したことを特徴とする小型ポンプ。 a diaphragm section having a plurality of pump chambers installed in a case; a drive body that sequentially moves each pump chamber of the diaphragm section up and down; and a central discharge member attached to the case so as to cover the pump chambers of the diaphragm section. The first valve of the substrate includes a substrate having an outlet and an intake port at a position corresponding to the pump chamber, and first and second valve bodies respectively provided at the discharge port and the intake port of the substrate. 1. A small pump comprising: a groove formed in a portion that contacts the body; said groove is wide; and a protruding piece having a constant distance from the first valve body is formed within the groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990029101U JP2525694Y2 (en) | 1990-03-23 | 1990-03-23 | Small pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990029101U JP2525694Y2 (en) | 1990-03-23 | 1990-03-23 | Small pump |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH03119583U true JPH03119583U (en) | 1991-12-10 |
JP2525694Y2 JP2525694Y2 (en) | 1997-02-12 |
Family
ID=31531880
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990029101U Expired - Lifetime JP2525694Y2 (en) | 1990-03-23 | 1990-03-23 | Small pump |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2525694Y2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016098644A (en) * | 2014-11-18 | 2016-05-30 | 多田プラスチック工業株式会社 | Diaphragm pump for fluid |
WO2018082154A1 (en) * | 2016-11-01 | 2018-05-11 | 厦门科际精密器材有限公司 | Upper cover for pump and pump |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5466949A (en) * | 1977-10-12 | 1979-05-29 | Ici Ltd | Process for producing stable dispersion of high polymer particles |
JPS5582682A (en) * | 1978-12-20 | 1980-06-21 | Fujitsu Ltd | Printing device |
JPS62291484A (en) * | 1986-06-09 | 1987-12-18 | Ouken Seiko Kk | Small pump |
-
1990
- 1990-03-23 JP JP1990029101U patent/JP2525694Y2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5466949A (en) * | 1977-10-12 | 1979-05-29 | Ici Ltd | Process for producing stable dispersion of high polymer particles |
JPS5582682A (en) * | 1978-12-20 | 1980-06-21 | Fujitsu Ltd | Printing device |
JPS62291484A (en) * | 1986-06-09 | 1987-12-18 | Ouken Seiko Kk | Small pump |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016098644A (en) * | 2014-11-18 | 2016-05-30 | 多田プラスチック工業株式会社 | Diaphragm pump for fluid |
WO2018082154A1 (en) * | 2016-11-01 | 2018-05-11 | 厦门科际精密器材有限公司 | Upper cover for pump and pump |
Also Published As
Publication number | Publication date |
---|---|
JP2525694Y2 (en) | 1997-02-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
EXPY | Cancellation because of completion of term |