发明名称 |
Indre sluseventil for klargjöringssystemer |
摘要 |
<p>The invention is directed to a gate valve assembly which comprises an elongated body having a longitudinal bore extending therethrough; a plurality of gates slidably disposed in the longitudinal bore across respective flow passages which each extend laterally through the body between corresponding inlet and outlet ports; each gate being movable between an open position wherein an opening in the gate is aligned with its respective flow passage and a closed position wherein the opening is offset from its respective flow passage; and an actuator for moving the gates simultaneously between a first position, wherein at least one of the gates is in its open position, and a second position, wherein the at least one gate is in its closed position.</p> |
申请公布号 |
NO20024558(D0) |
申请公布日期 |
2002.09.23 |
申请号 |
NO20020004558 |
申请日期 |
2002.09.23 |
申请人 |
FMC TECHNOLOGIES INC |
发明人 |
CUNNINGHAM, CHRISTOPHER E;BARTLETT, CHRISTOPHER D;HERGARDEN, THOMAS L;HERNANDEZ, PHILIP S;WILSON JR, MICHAEL E |
分类号 |
A61M39/00;E21B33/00;E21B33/035;E21B33/04;E21B33/043;E21B33/064;E21B34/04;E21B34/10;E21B43/013;F16K3/02;F16K31/122;(IPC1-7):E21B |
主分类号 |
A61M39/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|