JPS60118385U - reciprocating vacuum pump - Google Patents
reciprocating vacuum pumpInfo
- Publication number
- JPS60118385U JPS60118385U JP585684U JP585684U JPS60118385U JP S60118385 U JPS60118385 U JP S60118385U JP 585684 U JP585684 U JP 585684U JP 585684 U JP585684 U JP 585684U JP S60118385 U JPS60118385 U JP S60118385U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- piston
- cylinder
- vacuum pump
- dead center
- 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
Landscapes
- Compressor (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (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図はこの考案の一実施例を示す側断面図、第２図は
この考案に係る往復ポンプの一使用例を示す構成図、第
３図は従来およびこの考案に係る往復式真空ポンプのシ
リンダ内圧とビストンストロークとの関係を示すグラフ
である。
１・・・・・・シリンダ、２・・・・・・ピストン、３
・川・・弁座板、５・・・・・・吐出室、６・・・・・
・吸込室、８・・曲吐出口、９・・・・・・開口、１０
・・曲通路、１２・・曲自動開閉機構。Fig. 1 is a side sectional view showing an embodiment of this invention, Fig. 2 is a configuration diagram showing an example of the use of a reciprocating pump according to this invention, and Fig. 3 is a reciprocating vacuum pump according to the conventional and this invention. It is a graph showing the relationship between cylinder internal pressure and piston stroke. 1...Cylinder, 2...Piston, 3
・River... Valve seat plate, 5... Discharge chamber, 6...
・Suction chamber, 8...Curved discharge port, 9...Opening, 10
...Curved passage, 12...Curved automatic opening/closing mechanism.
Claims (1)
上部に吸込室と吐出室とを有するシリンダヘッドが取り
つけられ、前記吸込室に連通ずる吸込口および吐出室に
連通ずる吐出口を有する弁座板が前記シリンダとシリン
ダヘッドとの間に介装されてなる往復式真空ポンプにお
いて、前記吸込室内に吸込室と隔絶して室を設けるとと
もに該室をシリングヘッド外と連通ずる通路を設け、前
記弁座板には前記室とシリンダ内と連通ずる開口を設け
、 この開口を、前記ピストンがその上死点近傍から上死点
間にある間には開にし、前記ピストンが前記上死点近傍
から下死点間にある時には閉にする自動開閉機構を設け
たことを特徴とする往復式 。 真空ポンプ。[Claims for Utility Model Registration] A cylinder head having a suction chamber and a discharge chamber is attached to the upper part of a cylinder in which a piston is slidably fitted, and a cylinder head having a suction chamber and a discharge chamber is connected to the suction port and the discharge chamber communicating with the suction chamber. In a reciprocating vacuum pump in which a valve seat plate having a communicating discharge port is interposed between the cylinder and the cylinder head, a chamber is provided inside the suction chamber and separated from the suction chamber, and the chamber is connected to the outside of the shilling head. providing a passage communicating with the valve seat plate, providing an opening communicating with the chamber and the inside of the cylinder, and opening this opening while the piston is between the vicinity of its top dead center and its top dead center; A reciprocating type, characterized in that the piston is provided with an automatic opening/closing mechanism that closes when the piston is between the vicinity of the top dead center and the bottom dead center. Vacuum pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP585684U JPS60118385U (en) | 1984-01-20 | 1984-01-20 | reciprocating vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP585684U JPS60118385U (en) | 1984-01-20 | 1984-01-20 | reciprocating vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60118385U true JPS60118385U (en) | 1985-08-10 |
Family
ID=30482755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP585684U Pending JPS60118385U (en) | 1984-01-20 | 1984-01-20 | reciprocating vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60118385U (en) |
-
1984
- 1984-01-20 JP JP585684U patent/JPS60118385U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS60157907U (en) | Direct hydraulic lifter | |
| JPS60118385U (en) | reciprocating vacuum pump | |
| JPH0385016U (en) | ||
| JPS6045168U (en) | master cylinder | |
| JPS588779U (en) | Capacity control device for reciprocating compressor | |
| JPS6122567U (en) | spray pump | |
| JPH0368577U (en) | ||
| JPS5886486U (en) | hermetic compressor | |
| JPS58102787U (en) | air compressor | |
| JPS6133905U (en) | Hydraulic valve gap adjustment device for internal combustion engines | |
| JPH0235986U (en) | ||
| JPS58146888U (en) | reciprocating compressor | |
| JPS5813981U (en) | Reciprocating device | |
| JPS58106676U (en) | Discharge valve device for hermetic compressor | |
| JPS63126564U (en) | ||
| JPS62179374U (en) | ||
| JPS59137310U (en) | Hydraulic valve lifter device | |
| JPS6081287U (en) | Swash plate compressor | |
| JPS58129082U (en) | vacuum pump | |
| JPS5979572U (en) | compressor | |
| JPS62132281U (en) | ||
| JPS63121540U (en) | ||
| JPS5956391U (en) | refrigeration compressor | |
| JPS5814477U (en) | Reciprocating compressor release device | |
| JPS58193076U (en) | Valve device of hermetic compressor |