| 摘要 |
<p>1,057,496. Fluid-pressure servomotor systems. ROBERTSHAW CONTROLS CO. Oct. 28, 1963 [Jan. 11, 1963], No.42479/63. Addition to 1, 00, 100. Heading G3P. The invention relates to a modification of the pneumatic relay described in the parent Specification in which the input signal is a differential pressure signal provided by two pressures applied to opposite sides of a diaphragm connected to the input lever. The areas of the diaphragm subjected to the pressures may be in the ratio of 2À4 to 1.</p> |
