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    • 18. 发明授权
    • Apparatus for operating a valve element
    • 用于操作阀元件的装置
    • US5328149A
    • 1994-07-12
    • US79446
    • 1993-06-18
    • Martin Reuter
    • Martin Reuter
    • F16K31/00H01L41/09F16K11/02
    • F16K31/007H02N2/043
    • In an apparatus for operating a valve element consisting of a base, an operating lever pivotally journalled with respect to the base and a drive apparatus which is secured to the base and engages the operating lever which has at least one of its ends for operating on the valve element, the drive apparatus comprises two piezo-electric transistors which are secured with a nonparallel orientation between the base and the operating lever such that they are each moveable relative to the base and the operating lever about an axis parallel to the pivoting or rocking axis of the operating lever.
    • 在用于操作由基座组成的阀元件的装置中,相对于基座枢转地支承的操作杆和固定到基座的驱动装置,该驱动装置与操作杆接合,该操作杆具有至少一个端部用于在 驱动装置包括两个压电晶体管,它们在基座和操作杆之间以不平行取向固定,使得它们能够相对于基座和操作杆围绕平行于枢转或摆动轴线的轴线移动 的操作杆。