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Larner-Johnson valve

См. также в других словарях:

  • Larner-Johnson Valve — A Larner Johnson Valve is a mechanism used in dams and water pumping to control the flow of water through large water pipes. It was manufactured in the early 20th Century by the Larner Johnson Company in the USA. The valves are still manufactured …   Wikipedia

  • Valve — This article is about the flow control device. For the game developer, see Valve Corporation. For the electronic component, see Vacuum tube. For other uses, see Valve (disambiguation). These water valves are operated by handles. A valve is a… …   Wikipedia

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