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2. Plug valve - Wikipedia

   en.wikipedia.org/wiki/Plug_valve

   The plugs in plug valves have one or more hollow passageways going sideways through the plug, so that fluid can flow through the plug when the valve is open. Plug valves are simple and often economical. When the plug is conically tapered, the stem/handle is typically attached to the larger diameter end of the plug. Plug valves usually do not ...

3. Valve gear - Wikipedia

   en.wikipedia.org/wiki/Valve_gear

   Since the inventor was unable to modify the design, the valve gear was replaced by standard Walschaerts gear between 24 March and 11 April 1934. [4] Isaacson's patent valve gear - a modified Walschaerts gear, patented in 1907 by Rupert John Isaacson, and others, patent no. GB190727899, published 13 August 1908. [5]

4. Gab valve gear - Wikipedia

   en.wikipedia.org/wiki/Gab_valve_gear

   The valve gear gab of Calvert's beam engine, disengaged. The hooked rod from the right is driven by the eccentric. When engaged, it rocks the valve arbor, the square shaft, back and forth. Bellcranks behind the shaft work the valves via the vertical pullrods. Gab valve gear was an early form of valve gear used on steam engines. Its simplest ...

5. Dixon Valve & Coupling Company - Wikipedia

   en.wikipedia.org/wiki/Dixon_Valve_&_Coupling_Company

   Dixon Valve & Coupling Company, LLC [1] is a manufacturer and supplier of hose fittings and accessories. The company, often referred to as just Dixon, offers products for fire protection, food processing, dairy processing, beverage and brewery operations, industrial manufacturing, mining, construction, chemical processing, petroleum processing and refining, oilfields, mobile tankers and ...

6. Eccentric reducer - Wikipedia

   en.wikipedia.org/wiki/Eccentric_reducer

   Eccentric reducers exhibit a unique design with one side having a larger diameter and the other side being smaller and offset from the centerline. This offset configuration enables the eccentric reducer to maintain a consistent fluid level within the piping system, preventing air or gas accumulation.

7. Diaphragm valve - Wikipedia

   en.wikipedia.org/wiki/Diaphragm_valve

   Diaphragm valves (or membrane valves) consists of a valve body with two or more ports, a flexible diaphragm, and a "weir or saddle" or seat upon which the diaphragm closes the valve. The valve body may be constructed from plastic , metal or other materials depending on the intended use.

8. Scotch yoke - Wikipedia

   en.wikipedia.org/wiki/Scotch_yoke

   Scotch yoke animation. The Scotch yoke (also known as slotted link mechanism [1]) is a reciprocating motion mechanism, converting the linear motion of a slider into rotational motion, or vice versa.

9. Butterfly valve - Wikipedia

   en.wikipedia.org/wiki/Butterfly_valve

   Unlike a ball valve, the disc is always present within the flow, so it induces a pressure drop, even when open. A butterfly valve is from a family of valves called quarter-turn valves. In operation, the valve is fully open or closed when the disc is rotated a quarter turn. The "butterfly" is a metal disc mounted on a rod. When the valve is ...