真空破坏阀虹吸破坏阀Vacuum Breaker Valve 价格说明 价格:商品在平台的展示标价,具体的成交价格可能因商品参加活动等情况发生变化,也可能随着购买数量不同或所选规格不同而发生变化,如用户与商家线下达成协议,以线下协议的结算价格为准。 特别提示:商品详情页中(含主图)以文字或者图片形式标注的抢购价等价格可能是...
Vacuum-breaker-valve网络真空破坏阀;真空破除阀;真空阀网络释义 1. 真空破坏阀 航海及海运专业术语V(1) ... vacuum brake 真空制动器 vacuum breaker valve 真空破坏阀 vacuum breaker 真空断路器 ... www.for68.com|基于160个网页 2. 真空破除阀 船舶专业词典.xls ... 182 体积应变 volumetric strain 183...
A vacuum switching tube includes a pair of switch contacts having a larger diameter than their appertaining contact pins, an axial magnetic field being generated in the region of the switch contacts by a shield having high electrical conductivity. The shield is subdivided in an axial direction, ...
Design and test of hydraulic vacuum breaker check valve for simplified boiling water reactor In the current design of the simplified boiling water reactor, the vacuum breaker check valve is an important safety component. The vacuum breaker check va... HJ Yoon,ST Revankar,Y Xu,... - 《Nuclear...
This piece fits into the top opening of the valve and is easily installed. WARNING: This product contains Lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. - Lead Material Plastic ...
An improved vacuum breaker valve that uses a sliding shuttle that is held in a first closed position by a compression spring and in a fluid transmitting position by the fluid pressure from the fluid supply with a fluid diverter that directs fluid into a chamber and through a fluid resistor ...
A vacuum breaker valve is a safety valve. Mainly used in containers or pipelines, this valve can automatically open when negative pressure or vacuum gradually increases due to system operation or shutdown, breaking the vacuum effect and preventing pipelines and other equipment from collapsing,...
Vacuum breaker valve vent fitting clean-out device 专利名称：Vacuum breaker valve vent fitting clean-out device 发明人：Gary S. Duren 申请号：US09/086909 申请日：19980529 公开号：US05971014A 公开日：19991026 专利内容由知识产权出版社提供 摘要：A venting device intended for connection to a ...
PURPOSE:To provide a vacuum valve, its manufacturing method and a vacuum breaker using this vacuum valve capable of improving production efficiency of the vacuum valve and its sealing property with high reliability at low cost. CONSTITUTION:A pair of conductors comprising a fixed/movable conductors ...
Air release and vacuum breaker valve system 专利名称：Air release and vacuum breaker valve system 发明人：James R. Reese,William Yelich 申请号：US06/858666 申请日：19860502 公开号：US04696321A 公开日：19870929 专利内容由知识产权出版社提供 摘要：A combined air release and vacuum breaker valve for ...