electric valve
41Bag valve mask — A bag valve mask (also known as a BVM or Ambu bag) is a hand held device used to provide ventilation to a patient who is not breathing or who is breathing inadequately. The device is a normal part of a resuscitation kit for trained professional,… …
42London Underground electric locomotives — Manufacturer Stock type Deep level tube …
43Epiphone Valve Junior — The Epiphone Valve Junior is a small 5 watt class A electric guitar amplifier. Specifications *Available as a 8 speaker combo version or as a head only version with no speaker *11 Ply Birch Plywood Construction *5 Watts RMS *Volume Control *Power …
44English Electric Lightning — Infobox Aircraft name= Lightning caption= A Lightning F.3 in 1964 type= Interceptor manufacturer= English Electric British Aircraft Corporation designer= Teddy Petter first flight= 4 August avyear|1954 (P.1A) 4 April avyear|1957 introduced=… …
45Shafer Valve Company — Infobox Company parent name = Emerson Electric company company type = Public (NYSE: [http://www.nyse.com/about/listed/lcddata.html?ticker=EMR EMR] ) company slogan = Consider it solved. foundation = 1946 location = Mansfield, Ohio, USA key people …
46Direct electric action — is one of various systems used in pipe organs to control the flow of air (wind) into the organ s pipes when the corresponding keys or pedals are depressed. In direct electric action, the valves beneath the pipes are opened directly by electro… …
47Nuclear electric rocket — In a nuclear electric rocket, nuclear thermal energy is changed into electrical energy that is used to power one of the electrical propulsion technologies. Technically the powerplant is nuclear, not the propulsion system, but the terminology is… …
48Sun valve — A sun valve ( Solventil , solar valve ) is a form of flow control valve, notable because it earned its inventor Gustaf Dalén the Nobel prize in physics. The valve formed part of the Dalén light which was used in lighthouses from the 1900s through …
49History of electric power transmission — In the early days of commercial use of electric power, electric power transmission restricted the distance between generating plant and consumers. Originally generation was with direct current, which could not easily be increased in voltage for… …
50Michigan Bell and Western Electric Warehouse — U.S. National Register of Historic Places …
