JPH0361180U - - Google Patents

Info

Publication number
JPH0361180U
JPH0361180U JP12149089U JP12149089U JPH0361180U JP H0361180 U JPH0361180 U JP H0361180U JP 12149089 U JP12149089 U JP 12149089U JP 12149089 U JP12149089 U JP 12149089U JP H0361180 U JPH0361180 U JP H0361180U
Authority
JP
Japan
Prior art keywords
bimorph
piezoelectric ceramic
pump
pump chamber
electrodes
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
JP12149089U
Other languages
Japanese (ja)
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 JP12149089U priority Critical patent/JPH0361180U/ja
Publication of JPH0361180U publication Critical patent/JPH0361180U/ja
Pending legal-status Critical Current

Links

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  • Reciprocating Pumps (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • External Artificial Organs (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図はこの考案の第1実施例の全体的な構成
を示す図、第2図は同実施例におけるポンプ室お
よびその周辺部の構成を拡大して示す図、第3図
は同実施例におけるリード線接続部分の構成を拡
大して示す図、第4図は同実施例におけるバイモ
ルフ振動子を上方から見た図、第5図は同実施例
の制御回路の構成を示す図、第6図は第5図の変
形例の構成を示す図、第7図はこの考案の第2実
施例におけるポンプ室およびその周辺部の構成を
拡大して示す図、第8図は同実施例におけるリー
ド線接続部分の構成を拡大して示す図、第9図は
同実施例におけるバイモルフ振動子を上方から見
た図、第10図はこの考案の第3実施例における
ポンプ室およびその周辺部の構成を拡大して示す
図、第11図は同実施例におけるリード線接続部
分の構成を拡大して示す図、第12図は同実施例
におけるバイモルフ振動子を上方から見た図であ
る。 1…バイモルフポンプ本体、4…ポンプ室、7
…バイモルフ振動子、7a…シム、7b,7b…
圧電セラミツク、7c…電極、8…リード線(配
線部材)、10…貫通孔。
Figure 1 is a diagram showing the overall configuration of the first embodiment of this invention, Figure 2 is an enlarged view of the configuration of the pump chamber and its surroundings in the same embodiment, and Figure 3 is the same embodiment. FIG. 4 is an enlarged view of the structure of the lead wire connection part in the same embodiment, FIG. 4 is a view from above of the bimorph resonator in the same embodiment, FIG. The figure shows the configuration of a modified example of FIG. 5, FIG. 7 is an enlarged view of the configuration of the pump chamber and its surroundings in a second embodiment of this invention, and FIG. 8 shows the lead in the same embodiment. An enlarged view showing the structure of the line connection part, FIG. 9 is a view from above of the bimorph resonator in the same embodiment, and FIG. 10 is the structure of the pump chamber and its surrounding area in the third embodiment of this invention. FIG. 11 is an enlarged view of the configuration of the lead wire connection portion in the same embodiment, and FIG. 12 is a view of the bimorph vibrator in the same embodiment as seen from above. 1... Bimorph pump body, 4... Pump chamber, 7
...Bimorph resonator, 7a...Shim, 7b, 7b...
Piezoelectric ceramic, 7c... Electrode, 8... Lead wire (wiring member), 10... Through hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シムを挟んで一対の圧電セラミツクを貼り合わ
せ各圧電セラミツクのそれぞれ外面に電極を設け
るとともに上記シムを共通電極とするバイモルフ
振動子を備え、このバイモルフ振動子によりポン
プ室の少なくとも一面を形成してなるバイモルフ
ポンプにおいて、上記バイモルフ振動子に貫通孔
を形成するとともに、上記各圧電セラミツクの電
極およびシムに接続されて各圧電セラミツクに駆
動電圧を印加する複数の配線部材を設け、これら
配線部材のうち上記ポンプ室に面する側の圧電セ
ラミツクの電極に接続される配線部材を上記貫通
孔を通して外部に導出することを特徴とするバイ
モルフポンプ。
A pair of piezoelectric ceramics are bonded together with a shim in between, electrodes are provided on the outer surface of each piezoelectric ceramic, and a bimorph vibrator is provided with the shim serving as a common electrode, and at least one surface of the pump chamber is formed by this bimorph vibrator. In the bimorph pump, a through hole is formed in the bimorph vibrator, and a plurality of wiring members are provided which are connected to the electrodes and shims of each of the piezoelectric ceramics and apply a driving voltage to each piezoelectric ceramic, and among these wiring members, the A bimorph pump characterized in that a wiring member connected to the electrode of the piezoelectric ceramic on the side facing the pump chamber is led out through the through hole.
JP12149089U 1989-10-17 1989-10-17 Pending JPH0361180U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12149089U JPH0361180U (en) 1989-10-17 1989-10-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12149089U JPH0361180U (en) 1989-10-17 1989-10-17

Publications (1)

Publication Number Publication Date
JPH0361180U true JPH0361180U (en) 1991-06-14

Family

ID=31669524

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12149089U Pending JPH0361180U (en) 1989-10-17 1989-10-17

Country Status (1)

Country Link
JP (1) JPH0361180U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004276649A (en) * 2003-03-12 2004-10-07 Honda Motor Co Ltd Parking brake lever device for vehicle
JP2007092677A (en) * 2005-09-29 2007-04-12 Casio Comput Co Ltd Pump device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004276649A (en) * 2003-03-12 2004-10-07 Honda Motor Co Ltd Parking brake lever device for vehicle
JP4493925B2 (en) * 2003-03-12 2010-06-30 本田技研工業株式会社 Parking lever device for vehicle
JP2007092677A (en) * 2005-09-29 2007-04-12 Casio Comput Co Ltd Pump device

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