| 摘要 |
<p>1,273,694. Valves. GENERAL ELECTRIC CO. 5 Feb., 1970 [24 Feb., 1969], No. 5572/70. Heading F2V. [Also in Divisions G2-G3] A valve used in a servomotor system (see Divisions G2-G3) has an inner cylinder (114) provided with a slot 148 which is rotatable relative to a slot 136 in a sleeve 112 to vary the crosssection of the flow area. The Specification also describes a similar arrangement (Figs. 6 and 7, not shown) in which the flow area is varied by linear movement of the cylinder in the sleeve.</p> |
