JPH0294382U - - Google Patents

Info

Publication number
JPH0294382U
JPH0294382U JP226189U JP226189U JPH0294382U JP H0294382 U JPH0294382 U JP H0294382U JP 226189 U JP226189 U JP 226189U JP 226189 U JP226189 U JP 226189U JP H0294382 U JPH0294382 U JP H0294382U
Authority
JP
Japan
Prior art keywords
piezoelectric vibrator
passage
discharge
suction
suction passage
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
JP226189U
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 JP226189U priority Critical patent/JPH0294382U/ja
Publication of JPH0294382U publication Critical patent/JPH0294382U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Reciprocating Pumps (AREA)

Description

【図面の簡単な説明】
第１図は本考案圧電振動子ポンプの一実施例を
示す平面図、第２図はその―線矢視断面図で
ある。 １…平板状ケーシング、２…圧電振動子、４…
吸込通路、５…吐出通路、１６…連通孔、１７…
仕切壁、１８…弾性弁体、１９…吸込用傘型チエ
ツク弁、２０…吐出用傘型チエツク弁、３０…キ
ヤビテイ、３１…連通溝。

Claims (1)

    【実用新案登録請求の範囲】
  1. 平板状ケーシング１の内側周面に、シリコンゴ
    ムで被覆した板状の圧電振動子２の外周部を支持
    し、この圧電振動子２の電極間に交流電圧を印加
    して当該圧電振動子２を振動させることにより流
    体を吸込み、吐出する吸込通路４及び吐出通路５
    と平板状ケーシング１の圧電振動子対向壁に穿設
    し、この吸込通路４及び吐出通路５にはそれぞれ
    連通孔１６，１６を有する仕切壁１７に、その連
    通孔１６，１６を開閉する傘型の弾性弁体１８を
    当該連通孔１６，１６を被うよう取り付けた構造
    の吸込用、吐出用傘型チエツク弁１９，２０を用
    いてなる圧電振動子ポンプにおいて、上記平板状
    ケーシング１の圧電振動子対向壁と圧電振動子２
    との間に、０＜ｌ≦１mmのキヤビテイ３０を設け
    ると共に、吸込通路４と吐出通路５間に連通溝３
    １を設けてなる圧電振動子ポンプ。
JP226189U 1989-01-11 1989-01-11 Pending JPH0294382U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP226189U JPH0294382U (ja) 1989-01-11 1989-01-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP226189U JPH0294382U (ja) 1989-01-11 1989-01-11

Publications (1)

Publication Number Publication Date
JPH0294382U true JPH0294382U (ja) 1990-07-26

Family

ID=31202878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP226189U Pending JPH0294382U (ja) 1989-01-11 1989-01-11

Country Status (1)

Country Link
JP (1) JPH0294382U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018079375A1 (ja) 2016-10-27 2018-05-03 日東工器株式会社 液体ポンプ

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60193571A (ja) * 1984-03-15 1985-10-02 シャープ株式会社 圧電振動装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60193571A (ja) * 1984-03-15 1985-10-02 シャープ株式会社 圧電振動装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018079375A1 (ja) 2016-10-27 2018-05-03 日東工器株式会社 液体ポンプ
TWI658211B (zh) * 2016-10-27 2019-05-01 Nitto Kohki Co., Ltd. Liquid pump
CN109891096A (zh) * 2016-10-27 2019-06-14 日东工器株式会社 液体泵
CN109891096B (zh) * 2016-10-27 2020-08-18 日东工器株式会社 液体泵

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