Translated fromJapanese【実用新案登録請求の範囲】１ 入口と出口を有するポンプ装置において、密
閉された容積可変室と、前記入口と前記出口に接
続され前記容積可変室内部に設けられた伸縮自在
管と、前記容積可変室の隔壁の一部を形成し前記
容積可変室の容積を変えるための圧電効果手段と
、前記容積可変室の容積変化中に前記容積可変室
内に発生する圧力を伝達すべく前記容積可変室内
に設けた実質的に非圧縮性である液体と、前記容
積可変室に接続されており前記液体を脱気状態で
前記容積可変室内に充填した後にシールすること
の可能な充填用配管と、前記入口及び前記出口を
介して流体の流動状態を制御する為の電磁バルブ
手段と、前記入口から前記伸縮自在管へ流体を通
し前記伸縮自在管から前記出口へ流体をポンプ送
給する所望の連鎖動作を行うべく前記圧電効果手
段と前記電磁バルブ手段を電気的に動作させる為
に前記圧電効果手段と前記電磁バルブ手段に接続
された制御手段を有するポンプ装置。２ 上記第１項において、前記電磁バルブ手段が
前記バルブ手段を閉止位置に付勢させるバイアス
手段を有し、ポンプ動作が行なわれない場合に前
記ポンプを介しての流体の流れを停止させるポン
プ装置。３ 上記第１項において、前記電磁バルブ手段が
、夫々前記入口及び前記出口に連動し前記制御手
段によつて動作された場合に交互に開状態とされ
る第１電磁バルブと第２電磁バルブとを有し、前
記第２電磁バルブが閉じ前記第１電磁バルブが開
いて前記伸縮自在管に流体がポンプ送給され、前
記第１電磁バルブが閉じ前記第２電磁バルブが開
いて前記伸縮自在管から流体がポンプ送出される
ことが可能であるポンプ装置。４ 上記第１項において、前記制御手段が、選択
的に決定される周波数をもつ電気出力信号を提供
する発振器と、前記電磁バルブ手段の作動時間を
制御するバルブ開状態時間調節手段と、前記発振
器の出力信号に応じて交互に反対方向に電流を導
通する１次側と前記圧電効果手段の両端に接続さ
れた２次側を有する昇圧変圧器と、交互に反対方
向に電流を前記１次側へ供給するために前記発振
器の出力信号によつて作動される第１スイツチ手
段と、前記発振器の周波数に応じて前記バルブ開
状態時間調節手段を作動させる第２スイツチ手段
とを有し、ポンプ送給される流体の容量が前記電
磁バルブ手段の調節可能な作動持続時間と選択的
に決定される発振器からの出力周波数の関数であ
るポンプ装置。５ 選択的に決定される周波数をもつ電気信号出
力を供給する為の発振器手段と、少なくとも１個
の電磁バルブの作動持続時間を制御する為のバル
ブ開状態時間調節手段と、２次側が圧電効果手段
の両端に接続され１次側が前記発振器出力信号に
応じて交互に反対方向に電流を導通する昇圧変圧
器と、前記発振器出力信号によつて動作され前記
１次側へ交互に反対方向に電流を供給する為の第
１スイツチ手段と、前記発振器周波数に応じて前
記バルブ開状態時間調節手段を作動する第２スイ
ツチ手段を有し、ポンプ送給される流体の容量が
前記電磁バルブ手段の調節可能な作動持続時間と
選択的に決定される発振器出力周波数の関数であ
り、圧電効果により駆動され電磁バルブ操作され
る入口と出口を有しており脱気した液体を充填し
た後に密閉される容積可変室を制御する制御回路
。[Claims for Utility Model Registration] 1. A pump device having an inlet and an outlet, a sealed variable volume chamber, an expandable tube connected to the inlet and the outlet and provided inside the variable volume chamber, and a pump device having an inlet and an outlet. piezoelectric effect means forming a part of a partition wall of a variable volume chamber and for changing the volume of the variable volume chamber; a substantially incompressible liquid provided in the chamber, a filling pipe connected to the variable volume chamber and capable of sealing after filling the variable volume chamber with the liquid in a deaerated state; solenoid valve means for controlling fluid flow conditions through the inlet and the outlet, and a desired chain of action for pumping fluid from the inlet to the telescoping tube and from the telescoping tube to the outlet; A pump device comprising a control means connected to the piezoelectric effect means and the electromagnetic valve means for electrically operating the piezoelectric effect means and the electromagnetic valve means to perform. 2. A pumping device according to paragraph 1 above, wherein the electromagnetic valve means includes biasing means for biasing the valve means to a closed position, stopping fluid flow through the pump when pumping is not performed. . 3. In the above item 1, the electromagnetic valve means includes a first electromagnetic valve and a second electromagnetic valve that are linked to the inlet and the outlet, respectively, and are alternately opened when operated by the control means. the second solenoid valve closes and the first solenoid valve opens to pump fluid into the telescoping tube; the first solenoid valve closes and the second solenoid valve opens to pump fluid into the telescoping tube; A pumping device from which fluid can be pumped. 4. In paragraph 1 above, the control means comprises an oscillator for providing an electrical output signal with a selectively determined frequency, a valve open state time adjustment means for controlling the operating time of the electromagnetic valve means, and the oscillator. a step-up transformer having a primary side that conducts current alternately in opposite directions in response to an output signal of the step-up transformer, and a secondary side connected to both ends of the piezoelectric effect means; a first switch means actuated by the output signal of said oscillator for supplying said oscillator; and second switch means for actuating said valve open time adjusting means in response to the frequency of said oscillator. A pump device wherein the volume of fluid supplied is a function of the adjustable duration of actuation of said solenoid valve means and the output frequency from an oscillator selectively determined. 5 oscillator means for providing an electrical signal output with a selectively determined frequency; valve open time adjustment means for controlling the duration of actuation of the at least one electromagnetic valve, the secondary having a piezoelectric effect; a step-up transformer connected across the means whose primary side conducts current alternately in opposite directions in response to said oscillator output signal; and a step-up transformer operated by said oscillator output signal to conduct current alternately in opposite directions to said primary side and second switch means for actuating said valve open time adjustment means in response to said oscillator frequency, the volume of fluid being pumped being adjusted by said solenoid valve means. A volume that is a function of the possible operating duration and a selectively determined oscillator output frequency and that has an inlet and an outlet driven by a piezoelectric effect and operated by a solenoid valve and that is sealed after filling with degassed liquid. Control circuit that controls the variable room.