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  2. Nutating disc engine - Wikipedia

    en.wikipedia.org/wiki/Nutating_disc_engine

    The nutating disc meter, which uses the same geometry and concept as the Dakeynes' original engine, [14] [15] is probably the most widely used flowmeter in the world, and it is claimed that more than half the water meters installed in domestic premises in the US and Europe are of this type. Used for 150 years, it is essentially a Dakeyne Disc ...

  3. Water metering - Wikipedia

    en.wikipedia.org/wiki/Water_metering

    Water meter in Belo Horizonte. Displacement meters are commonly referred to as Positive Displacement, or "PD" meters. Two common types are oscillating piston meters and nutating disk meters. Either method relies on the water to physically displace the moving measuring element in direct proportion to the amount of water that passes through the ...

  4. Flow measurement - Wikipedia

    en.wikipedia.org/wiki/Flow_measurement

    The fluid, most commonly water, enters in one side of the meter and strikes the nutating disk, which is eccentrically mounted. The disk must then "wobble" or nutate about the vertical axis, since the bottom and the top of the disk remain in contact with the mounting chamber. A partition separates the inlet and outlet chambers.

  5. Nutation (engineering) - Wikipedia

    en.wikipedia.org/wiki/Nutation_(engineering)

    A nutating disc engine was patented in 1993 and a prototype was reported in 2006. The engine consisted of an internal disk wobbling on a Z-shaped shaft. [2] Nutation has also been used in drive systems for gearboxes, with proposed uses including helicopter rotors, seat recliners and a European Space Agency probe [which?] to Mercury. [3] [4]

  6. Some Edison residents are getting $9 million in new water ...

    www.aol.com/edison-residents-getting-9-million...

    EDISON – An $8.85 million bond ordinance to replace water meters in the section of the township served by the Edison Water Utility has been approved by the Township Council.

  7. Positive displacement meter - Wikipedia

    en.wikipedia.org/wiki/Positive_displacement_meter

    A positive displacement meter is a type of flow meter that requires fluid to mechanically displace components in the meter in order for flow measurement. Positive displacement (PD) flow meters measure the volumetric flow rate of a moving fluid or gas by dividing the media into fixed, metered volumes (finite increments or volumes of the fluid).

  8. Texas man accused of stalking Caitlin Clark arrested in ...

    www.aol.com/sports/texas-man-accused-stalking...

    A 55-year-old Texas man was arrested in Indianapolis on Sunday for sending threats and sexually explicit messages to WNBA star Caitlin Clark.. Marion County prosecutors charged Michael Lewis of ...

  9. Amazon's secret overstock section is bursting with savings ...

    www.aol.com/lifestyle/secret-savings-amazon...

    "This is a brilliantly designed water bottle," raved one hydrated fan. "It's slim, dishwasher safe, and keeps icy drinks cold well. "It's slim, dishwasher safe, and keeps icy drinks cold well.

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