| 摘要 |
<p>An improved regulating device, in which the regulation is effected by regulating the pressure of a fluid the generating pressure of which is variable, wherein the improvement comprises, in combination, a detector of changes in a physical magnitude, displacement of this detector moves by mechanical means a variable obstruction placed at the outlet of a power jet, the output of which is amplified and supplies an output pressure which controls a pneumatic device acting on the said physical magnitude.</p> |
