US3905576 1972年9月12日 1975年9月16日 Jr.; Carl B. Fox Valves with low opening and closing gate friction against the seatsUS3905576 * Sep 12, 1972 Sep 16, 1975 Jr Carl B Fox Valves with low opening and closing gate friction against the seats...
This invention relates to valves for opening or closing the passage for fluids between two spaces, especially under conditions of high pressure and temperature. It relates in particular b to indicator valves as used for opening or closing the communication between the pressure indicator and...收藏...
aProgram will not go into Hold or Run mode due to furnace pressure. [translate] aright now。 现在。 [translate] a4.4.2 Safetied Manual [translate] arelevant message on the display. [translate] asystem will observe proper time delays between valves opening and closing, regardless of how ...
The arrangement of the automatic opening and closing at fixed intervals for taps, valves, etc. 来自 掌桥科研 喜欢 0 阅读量: 5 申请(专利)号: FRD373257 申请日期: 1906-09-21 公开/公告号: FR373257A 公开/公告日期: 1907-05-07 申请(专利权)人: CARL HUGO JACOBI ...
This invention relates to valves for opening or closing the passage for fluids between two spaces, especially under conditions of high pressure and temperature. It relates in particular b to indicator valves as used for opening or closing the communication between the pressure indicator and... App...
one piece tubular metallic (12) on the periphery external distinguished two end portions distinct: a thread and other stepped, receiving the outside of the latter rubber closing ( 3) which extends beyond the end of the piece metallic (Machine-translation by Google Translate, not legally binding...
CodesandStandards WhatisValve? Adevicethatregulatestheflowof(eithergases,fluidizedsolids,slurriesorliquids)byopening,closingorpartiallyobstructingvariouspassageways. CLASSIFICATIONOFVALVES CLASSIFICATIONBASEDONMECHANICALMOTION Linearmotionvalve Rotarymotionvalve
This paper describes high fidelity modeling and analysis of the opening and closing processes of butterfly valves driven by solenoid actuators using multip... P Naseradinmousavi,C Nataraj - 《Applied Mathematical Modelling》 被引量: 74发表: 2011年 NOISE ATTENUATING DEVICE FOR BUTTERFLY VALVES A ...
There is also a padlock that locks the operating knob of the NL-H so that it does not move. As the difficulty of locking different valves with ... - 《Nuclear Future》 被引量: 0发表: 2006年 Shutter opening and closing mechanism for withdrawn type high-voltage switch cabinet starting and...
The opening and closing process of a gate valve is relatively slow and typically requires a longer stroke to fully open or close the valve. Therefore, gate valves are more suitable for applications where the valve remains fully open or fully closed for extended periods, and are not ideal for...