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piston ring


  • WordNet 3.6
    • n piston ring seal consisting of a split metal ring that seals the gap between a piston and the cylinder wall
    • ***
Webster's Revised Unabridged Dictionary
    • Piston ring (Mach) A spring packing ring, or any of several such rings, for a piston.
    • ***


In literature:

Don't know but what maybe I'll have to put in another set of piston-rings.
"Main Street" by Sinclair Lewis
The pistons are cast-iron, fitted with ordinary cast-iron spring rings.
"A History of Aeronautics" by E. Charles Vivian
The pistons are provided with cast iron double self-expanding packing rings.
"Scientific American Supplement, No. 344, August 5, 1882" by Various
The smooth piston slides backward and forward as a lady might slip her delicate finger in and out of a ring.
"The Atlantic Monthly, Volume 1, Issue 2, December, 1857" by Various
How would you place engine to locate broken admission steam ring in piston valve?
"The Traveling Engineers' Association" by Anonymous
The piston is a single casting unusually long and light, and is packed with four spring rings of 3/8 inch square brass wire.
"Mechanical Drawing Self-Taught" by Joshua Rose
He doesn't need any piston rings, that lad.
"Free Air" by Sinclair Lewis
Three or more piston rings lying in slots (not shown) prevent the escape of gas past the piston.
"How it Works" by Archibald Williams
The absence of rings on the piston caused a further loss of power to the already overloaded engine.
"The 1893 Duryea Automobile In the Museum of History and Technology" by Don H. Berkebile
This tool cuts the grooves for the piston rings.
"Turning and Boring" by Franklin D. Jones
The two hammering, gasping white figures reeled about the ring for half a minute, heads down and arms working like pistons.
"H.M.S. ----" by Klaxon
Two metal packing rings are provided to render the piston air-tight.
"Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 5" by Various
The piston-rings are made of the alloy which has been found to require no lubrication.
"A History of the Growth of the Steam-Engine" by Robert H. Thurston
The number of these rings ought not to be less than four or five, arranged at the rear of the piston.
"Gas-Engines and Producer-Gas Plants" by R. E. Mathot
The piston rings were the normal wide design of that time, with what would now be considered a low unit pressure.
"The Wright Brothers' Engines and Their Design" by Leonard S. Hobbs
Guess I'd have fed it to her by the gallon after seeing that new piston-ring sprung on.
"Thrice Armed" by Harold Bindloss
The pistons had obviously been lifted in order to put on new rings.
"Wyndham's Pal" by Harold Bindloss
Unless this can be done, liquid fuel is entering the cylinder which will cause excessive wear on the piston and rings.
"Farm Mechanics" by Herbert A. Shearer
The absence of rings on the piston caused a further loss of power to the already overloaded engine.
"Smithsonian Institution - United States National Museum - Bulletin 240" by Anonymous
Piston rings Segments de piston.
"English-French and French-English dictionary of the motor car, cycle, and boat" by Frederick Lucas

In news:

Blackmer announces that its TXD2.5A-AVB sliding vane pumps are now available with a new FKM U-Cup O-ring option on the piston air valve.
The Piston Air Valve design features a sliding piston and U-Cup O-Rings that replace the traditional diaphragm-style air valves.
Indian balancing may be done by using one rod with piston and rings, and one rod with piston removed, the flywheels then drilled to make this mass balance at any position on level test rails.
The Dallas Mavericks have the best chance to get a former Piston a championship ring this year.
And is constructed of hard-anodized aluminum tubes, plastic pistons with O-ring seals, and plastic rod bearings.
The seal between piston rings and cylinder is the most important seal in the entire engine and understanding how the lubricant works inside this sealed chamber is crucial for improving the fuel efficiency of the engine.
Two identification badges and a couple of pins are memorabilia from Smith's time working at the piston ring factor.
Next Aftermarket Overload Top 99 Products From Sema 2011 Arp Piston Ring.
Piston And Ring Technology Pistons .
Piston And Ring Technology Speed Pros Hypereutectic Pistons .
We explore the world of Pistons and Rings and give you an exclusive look at inside and outside the piston and ring.
Piston And Ring Technology Je Four Valve Shelf Piston .
On almost all stock car pistons there are three rings.
The marriage between piston rings and cylinder wall.
The oil rings were gummed up with sludge and the piston skirts required a little Scotch Brite action to smooth out the surfaces.

In science:

Abstract. - We consider the prototypical “piston pump” operating on a ring, where a circulating current is induced by means of an AC driving.
Non-adiabatic pumping in an oscillating-piston model
This can be regarded as a generalized Fermi-Ulam model, incorporating a finite-height moving wall (piston) and non trivial topology (ring).
Non-adiabatic pumping in an oscillating-piston model
Color on-line) An oscillating piston pump is integrated into a ring.
Non-adiabatic pumping in an oscillating-piston model
If the ring is like a reservoir (gb = 1/2) one observes that R = 1−gp is the reflectivity of the piston.
Non-adiabatic pumping in an oscillating-piston model