exhaust valve

Definitions

  • WordNet 3.6
    • n exhaust valve a valve through which burned gases from a cylinder escape into the exhaust manifold
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Webster's Revised Unabridged Dictionary
    • Exhaust valve (Steam Engine) a valve that lets exhaust steam escape out of a cylinder.
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Usage

In literature:

On its return the "exhaust" or burnt gases are driven out through another valve, known as the "exhaust" valve.
"The Mastery of the Air" by William J. Claxton
The exhaust valves are placed on the leading, or air-screw side, of the engine, in order to get the fullest possible cooling effect.
"A History of Aeronautics" by E. Charles Vivian
The head is separate, carrying the seatings for the inlet and exhaust valves, is screwed onto the cylinder, and then welded in position.
"Flying Machines" by W.J. Jackman and Thos. H. Russell
The exhaust valve, Fig.
"Scientific American Supplement No. 360, November 25, 1882" by Various
The air is exhausted from B by a steam injector, and the acid rises from C and enters B without coming in contact with any valves.
"Scientific American Supplement No. 819" by Various
When drifting what should be the position of the separate exhaust valve, the cylinder and port cocks?
"The Traveling Engineers' Association" by Anonymous
The space between the valve and its seat is made as shallow as possible, so that the space may be quickly filled and exhausted.
"Scientific American, Volume XLIII., No. 25, December 18, 1880" by Various
With a purring of the valves, a soft panting from the exhaust, and a whir of wheels, a huge red machine flew past them in a cloud of dust.
"Frank Merriwell's Son" by Burt L. Standish
On very small engines it is often the case that only the exhaust valve is operated mechanically.
"Gas and Oil Engines, Simply Explained" by Walter C. Runciman
This slide-valve permits steam to enter the cylinder and to exhaust at proper intervals.
"Boys' Book of Model Boats" by Raymond Francis Yates
Its function was to move a slide on the exhaust-valve unit to prevent the valve from closing.
"The 1893 Duryea Automobile In the Museum of History and Technology" by Don H. Berkebile
To get at it I had to lift off all the upper body of the car and take out both the inlet and the exhaust valves.
"The Lightning Conductor" by C. N. Williamson
This valve is of the four-valve type, one steam valve and one exhaust valve being shown in the section.
"Steam Engines" by Anonymous
The same form of valve is used as an exhaust-valve.
"A History of the Growth of the Steam-Engine" by Robert H. Thurston
Many manufacturers have adopted lubricating devices for valve-stems, and especially for exhaust-valves.
"Gas-Engines and Producer-Gas Plants" by R. E. Mathot
Exhaust-valve cams bear on rollers 42 mounted in end of rocker-arms 43.
"The Wright Brothers' Engines and Their Design" by Leonard S. Hobbs
The blank parts of the circular valve close the admission and exhaust ports alternately.
"Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 1" by Various
Its function was to move a slide on the exhaust-valve unit to prevent the valve from closing.
"Smithsonian Institution - United States National Museum - Bulletin 240" by Anonymous
When the valve was closed, the air could be exhausted from the tube in front of the piston, and a partial vacuum formed.
"The life of Isambard Kingdom Brunel, Civil Engineer" by Isambard Brunel
Exhaust valve Soupape d'echappement.
"English-French and French-English dictionary of the motor car, cycle, and boat" by Frederick Lucas
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In news:

After we learned that the circuit performs best when the 4- way valve exhaust ports are choked to provide sufficient backpressure, the system has run without problems.
Learn about the proper location for those valves, managing blowoff steam and turbine exhaust, and more.
Recently, the number one exhaust valve push rod bent.
The Air/ Vacuum Valve automatically exhausts large volumes of air from the system while it is being filled with the slurry.
It's a good idea to go with hardened intake and exhaust valve seats if you can afford it.
In response to a previous column in which I expounded on the problem of exhaust valve recession with unleaded fuels, I received a note from Ron Newberg, which reminded me of work done by the oil companies back in the early 1970s.
ECi recently introduced a new cylinder head to the market, the Titan EXP Angle Valve cylinder for 360, 480 and 540 series engines with downdraft exhaust systems.
Undercutting does not provide any benefits on the exhaust side, as the flow travels a different direction over the valve.
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