Dispensing – Automatic control – Constant weight – volume or pressure control by output
Reexamination Certificate
2005-05-17
2005-05-17
Keasel, Eric (Department: 3754)
Dispensing
Automatic control
Constant weight, volume or pressure control by output
C222S214000, C137S487500, C239S067000, C251S007000, C251S282000
Reexamination Certificate
active
06892900
ABSTRACT:
The invention relates to a valve (21) for a fluid or gaseous medium, with a displaceable valve body (8), by means of which the clear flow cross-section is adjustable. The valve (21), viewed in the direction of flow, comprises a pressure sensor (1) up- or down-stream of the valve body (8), to record the pressure of the medium and the valve body (8) is controlled depending on a signal from the pressure sensor (1) and/or an external controller (2).
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Austrian Search Report dated Jul. 27, 2000.
Keasel Eric
Notaro & Michalos P.C.
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