| 摘要 |
<p>1,129,503. Counting element. BENDIX CORP. 30 Jan., 1967 [10 Feb., 1966], No. 4429/67. Heading G4P. A fluid switching device of the kind having a pair of outlets 74, 76 fed alternately from a pressure source 70 in response to pressure pulses transmitted to legs 66, 68 from port 61 under the control of pulses in legs 62, 63, is characterized in that legs 62, 63 are arranged at an angleαto duct 64 so that pulses in legs 62, 63 alone are sufficient to effect switching from outlet 74 to 76, or vice versa, whether or not there is a pulse from port 61.</p> |
