VIBRATION SENSOR HAVING A DIAPHRAGM WHICH CAN BE CAUSED TO OSCILLATE
摘要
A magnetic drive and mechanical oscillator system comprising a mechanical oscillator, a coil, a means for providing alternating current to said coil thereby creating a magnetic field within and about the coil, said means including an on-off means and a ferromagnetic material in communication with the diaphragm of the mechanical oscillator and the coil.
申请公布号
EP2002224(A1)
申请公布日期
2008.12.17
申请号
EP20070724038
申请日期
2007.04.05
申请人
VEGA GRIESHABER KG;EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
发明人
FEHRENBACH, JOSEF;MELLERT, MARTIN;ALVAREZ, MANUEL, S.;WOLF, HENRY, ALAN