| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 21 | Single-acting,gas operated pump | EP86102110.3 | 1986-02-19 | EP0192246A2 | 1986-08-27 | Credle, William S., Jr. |
A single-acting, gas operated, pump method and apparatus including a pump body having a main chamber divided by a reciprocating piston assembly into a gas driving chamber and a liquid pumping chamber, a spring for biasing the piston assembly into one of its two end positions, a reciprocating control valve controlling the flow of driving gas to and from the gas driving chamber, a snap-acting spring mechanically coupling the control valve to the reciprocating movement of the piston assembly, and a counteracting spring for biasing the control valve toward one of its two positions. |
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| 22 | 펄스-폭-조절 밸브 | KR1020157006404 | 2013-08-21 | KR1020150041145A | 2015-04-15 | 리스라,헤렐드네스 |
| 본발명은유체흐름및/또는유체압력의조절을위한펄스-폭-조절밸브(1)에관한것으로, 상기펄스-폭-조절밸브(1)는유입밸브(lb)에직렬로연결된컷-오프밸브(la)를포함하고, 상기적어도하나의컷-오프밸브(la) 및유입밸브(lb)에는축방향으로제거가능하거나회전가능한밸브요소(10a, 10b)가제공되고, 상기밸브요소(10a, 10b)는상기밸브요소(10a, 10b)의출발위치로부터이격된개방위치및/또는폐쇄위치를갖는다. 또한, 본발명에따른펄스-폭-조절밸브(1)를작동시키기위한방법은적어도 2 개의변위곡선(9a, 9b)에따라밸브싱크로나이저(23)를사용함으로써밸브기어장치(2)를조절하는단계; 및, 하나이상의밸브액츄에이터(20, 20')를사용하여상기펄스-폭-조절밸브(1)에배열된대응하는밸브요소(10a, 10b)를변위시키거나회전시키는단계를포함한다. | ||||||
| 23 | 단동식(單動式) 가스작동펌프 | KR1019860001101 | 1986-02-18 | KR1019940008167B1 | 1994-09-07 | 윌리엄에스.크래들주니어. |
| 내용 없음. | ||||||
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