Search results
Results from the WOW.Com Content Network
Skateboarder Eric Palmer, using Shark Wheels, placed No. 4 in the Miami Ultraskate 2014, [7] [8] and No. 3 in the Broad Street Bomb in Philadelphia; Casper Grette of the uGGa buGGa crew also placed No. 1 in the Kongsberg Downhill in Norway 2014 using the wheels. The wheels have applications where an upright wheel would usually be used.
The Dethridge wheel is an irrigation tool that was invented in 1910 by John Stewart Dethridge (1865–1926). [1] It works in a similar way to a traditional water wheel and rotates as water passes through its vanes.
The massive axles and bearings are walnut wood, while poplar was widely used for other parts of the wheel and pine and oak have also been mentioned. [10] [3] [8] Small wooden water collection compartments are embedded all along the rim of the water wheel in between the paddles with which the river drives the wheel. They are like boxes with half ...
Water wheel used for irrigation in Nubia, painted by David Roberts in 1838 Paddle-driven water-lifting wheels had appeared in ancient Egypt by the 4th century BCE. [ 25 ] According to John Peter Oleson , both the compartmented wheel and the hydraulic noria appeared in Egypt by the 4th century BCE, with the saqiya being invented there a century ...
A satellite image of circular fields characteristic of center pivot irrigation, Kansas Farmland with circular pivot irrigation. Center-pivot irrigation (sometimes called central pivot irrigation), also called water-wheel and circle irrigation, is a method of crop irrigation in which equipment rotates around a pivot and crops are watered with sprinklers.
Orbit Irrigation Products, Inc, located in Salt Lake City, UT, United States, is a manufacturer and supplier of irrigation products for residential and commercial markets and has been in business since 1986. It distributes over 2,000 products to 40 countries on five continents. Orbit was acquired by Husqvarna Group in December 2021. [1] [2]
The norias of Hama on the Orontes River in Syria ().. A noria (Arabic: ناعورة, nā‘ūra, plural نواعير nawāʿīr, from Syriac: ܢܥܘܪܐ, nā‘orā, lit. "growler") is a hydropowered scoop wheel used to lift water into a small aqueduct, either for the purpose of irrigation or to supply water to cities and villages.
Rainguns are similar to impact sprinklers, except that they generally operate at very high pressures of 2.8 to 9.0 bar (280 to 900 kPa; 40 to 130 lbf/in 2) and flows of 3 to 76 L/s (50 to 1,200 US gal/min), usually with nozzle diameters in the range of 10 to 50 mm (0.5 to 1.9 in). In addition to irrigation, guns are used for industrial ...