JPH038679U - - Google Patents

Info

Publication number
JPH038679U
JPH038679U JP6747889U JP6747889U JPH038679U JP H038679 U JPH038679 U JP H038679U JP 6747889 U JP6747889 U JP 6747889U JP 6747889 U JP6747889 U JP 6747889U JP H038679 U JPH038679 U JP H038679U
Authority
JP
Japan
Prior art keywords
piezoelectric vibrator
piezoelectric
check valve
casing
outer circumference
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
JP6747889U
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 JP6747889U priority Critical patent/JPH038679U/ja
Publication of JPH038679U publication Critical patent/JPH038679U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Reciprocating Pumps (AREA)

Description

【図面の簡単な説明】
第1図は本考案圧電ポンプの一実施例の構成を
示す断面図、第2図はその作用説明図、第3図は
従来の圧電ポンプの一例の構成を示す断面図であ
る。 1……ケーシング、2……(膜状)圧電振動子
、3a,3b……(膜状)電極、4……吸込み口
、5……吸入み側チエツク弁(傘型弁)、6……
吐出側チエツク弁(傘型弁)、7……吐出口、8
a,8b……(球状凹、凸)曲面、9……(外側
)弾性体層、9a……外周部、10……圧電膜、
11a,11b……リード線、12,13……通
路。

Claims (1)

    【実用新案登録請求の範囲】
  1. ケーシング1の内周部に圧電振動子2の外周部
    を支持し、この圧電振動子2の電極3a,3b間
    に交流電圧eを印加することにより当該圧電振動
    子2を振動させ、吸込み口4より吸込み側チエツ
    ク弁5を通して流体を吸込み、吸い込んだ流体を
    吐出側チエツク弁6を通して吐出口7より吐出す
    る圧電ポンプにおいて、前記ケーシング1の内周
    部と圧電振動子2の外周部をそれぞれ互いに嵌合
    する曲面8a,8b構造としてなる圧電ポンプ。
JP6747889U 1989-06-09 1989-06-09 Pending JPH038679U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6747889U JPH038679U (ja) 1989-06-09 1989-06-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6747889U JPH038679U (ja) 1989-06-09 1989-06-09

Publications (1)

Publication Number Publication Date
JPH038679U true JPH038679U (ja) 1991-01-28

Family

ID=31601086

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6747889U Pending JPH038679U (ja) 1989-06-09 1989-06-09

Country Status (1)

Country Link
JP (1) JPH038679U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10185939A (ja) * 1996-12-24 1998-07-14 Tamagawa Seiki Co Ltd ガスレートセンサ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10185939A (ja) * 1996-12-24 1998-07-14 Tamagawa Seiki Co Ltd ガスレートセンサ

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