JPH0345488U - - Google Patents

Info

Publication number
JPH0345488U
JPH0345488U JP10546489U JP10546489U JPH0345488U JP H0345488 U JPH0345488 U JP H0345488U JP 10546489 U JP10546489 U JP 10546489U JP 10546489 U JP10546489 U JP 10546489U JP H0345488 U JPH0345488 U JP H0345488U
Authority
JP
Japan
Prior art keywords
pressurizing
chambers
pair
pump
air
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
Application number
JP10546489U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP10546489U priority Critical patent/JPH0345488U/ja
Publication of JPH0345488U publication Critical patent/JPH0345488U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Reciprocating Pumps (AREA)

Description

【図面の簡単な説明】
第1図ないし第3図は本考案の実施例を示し、
第1図はその側断面図、第2図は第1図における
A−A線での断面図、第3図は同B−B線での断
面図、第4図A〜Cは本考案のエア駆動ポンプに
おける方向切換弁の動作説明図、第5図A〜Eは
同パイロツト弁(上半のみを示す。)の動作説明
図である。 1……ポンプ本体、4a,4b……ポンプ室、
5a,5b……ダイヤフラム、7a,7b……加
圧室、8a,8b……駆動室、23……方向切換
弁、30……弁体、32……流路。

Claims (1)

  1. 【実用新案登録請求の範囲】 ポンプ本体内に一対のポンプ室を備え、これら
    のポンプ室内を駆動室と加圧室とに区画する各加
    圧壁を相互に連結し、一対の駆動室に方向切換弁
    を介して交互に加圧エアを給排することにより、
    両加圧壁を交互にストロークさせて、一対の加圧
    室において加圧した流体を吐出するようにしたエ
    ア駆動ポンプにおいて、 上記方向切換弁の弁体に、一対の加圧室に給排
    するエアを切換える際に中立位置において両加圧
    室を連通させる流路を設けた、 ことを特徴とするエア駆動ポンプ。
JP10546489U 1989-09-09 1989-09-09 Pending JPH0345488U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10546489U JPH0345488U (ja) 1989-09-09 1989-09-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10546489U JPH0345488U (ja) 1989-09-09 1989-09-09

Publications (1)

Publication Number Publication Date
JPH0345488U true JPH0345488U (ja) 1991-04-26

Family

ID=31654227

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10546489U Pending JPH0345488U (ja) 1989-09-09 1989-09-09

Country Status (1)

Country Link
JP (1) JPH0345488U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57188788A (en) * 1981-03-28 1982-11-19 Depa Gmbh Compressed air drive two-throw diaphragm pump

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57188788A (en) * 1981-03-28 1982-11-19 Depa Gmbh Compressed air drive two-throw diaphragm pump

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