paddle wheel


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paddle wheel

a large wheel fitted with paddles, turned by an engine to propel a vessel on the water

paddle wheel

[′pad·əl ‚wēl]
(mechanical engineering)
A device used to propel shallow-draft vessels, consisting of a wheel with paddles or floats on its circumference, the wheel rotating in a plane parallel to the ship's length.
A wheel with paddles used to move leather in a processing vat.
References in periodicals archive ?
The entire upper deck, paddle wheels and pilot house for the 125-passenger ship arrived separately months earlier.
Tractor-powered aerators: Large aerators such as the paddle wheel aerator have been widely used for emergency aeration in large ponds.
Limited passenger service was offered for another year or two, but in general the sound of the steamboat whistle and the churning of the turbulent water over the paddle wheels faded away from the once-bustling Wenatchee river port.
These could be small for salons, or bigger for department stores or garden; the action of water on a miniature paddle wheel created an ever-changing kaleidoscope of colours playing on the spray.
Well, now to go along with any 3", 4" and 5" XD pistols, Springfield introduces the XD3500H Paddle Wheel Holster.
Then Dolly played Chopin's Minute Waltz in fifty-five seconds, following which they both did an incredible dance number called The Paddle Wheel Polka which ended in a blaze of glory with the two young people doing a series of high-speed cart wheels around the outside of the dance floor.
You can chose one of two activities: a scenic bicycle ride on the famous Kettle Valley railway through the hills above Okaganan Lake with lunch at Hillside Estate Winery; or a tour of Summerhill Estate Winery and lunch while cruising Okanaga Lake on the Fintry Queen, Kelowna's historic paddle wheel boat.
Advantages of the new system include vertical and horizontal mounting to simplify piping; a choice of materials to allow a wider range of fluids; an easy to read meter with remote option; large digital and analogue displays; maintenance-free; suitability for colour or non-clear liquids; no UV penetration reduces algae growth; negligible pressure drop; no interruption of flow for maintenance or later upgrades; and reduced inventory as paddle wheel is the only variable and no glass to clean.
Now ghostly images have been beamed back from the seabed showing its rudder, a partly buried paddle wheel and bits of a giant steam engine.
The catalog includes information on such flow-metering technologies as magnetic, thermal mass, ultrasonic, vortex shredding, in-line turbine and paddle wheel, insertion turbine and paddle wheel, variable area, positive displacement, differential pressure and flow switches.
This multifunctional, portable, paddle wheel easily clamps on to any canoe in minutes.
Metal pins with plastic caps that attach the paddle wheel to the riverboat toy can come out and pose a choking hazard to young children.