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Class Information
Number: 137/52
Name: Fluid handling > Speed responsive valve control > With other condition responsive valve control > Governor drive failure responsive
Description: Control systems wherein the additional condition responsive means comprises a control device responsive to the breaking or failure of the driving means for the speed responsive governor to effect closing or substantial closing of a valve.

Patents under this class:

Patent Number Title Of Patent Date Issued
4164235 Governor for controlling hydraulic transmission Aug. 14, 1979

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