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Shadoof or shaduf comes from the Arabic word شادوف, šādūf. It is also called a lift, [4] well pole, well sweep, or simply a sweep in the US. [2] A less common English translation is swape. [3] Picotah (or picota) is a Portuguese loan word. It is also called a jiégāo (桔槹) in Chinese.
The first known crane machine was the shaduf, a water-lifting device that was invented in ancient Mesopotamia (modern Iraq) and then appeared in ancient Egyptian technology. Construction cranes later appeared in ancient Greece, where they were powered by men or animals (such as donkeys), and used for the construction of buildings.
The introduction of this machine had a decisive influence on agriculture as this wheel lifted water 3 to 8 metres with much less labour force and time than the Shaduf, which was the previous irrigation device in the Kingdom. The Shaduf relied on human energy while the saqiya was driven by buffalos or other animals. [20]
Ralph Teetor (August 17, 1890 – February 15, 1982) was a prolific inventor who invented cruise control.He was the longtime president of the automotive parts manufacturer The Perfect Circle Co. (acquired in 1963 by Dana Holding Corporation, then sold to Mahle GmbH in 2007) in Hagerstown, Indiana, a manufacturer of piston rings.
Ruby ring. A ring is a round band, usually made of metal, worn as ornamental jewelry.The term "ring" by itself denotes jewellery worn on the finger; when worn as an ornament elsewhere, the body part is specified within the term, e.g., earrings, neck rings, arm rings, and toe rings.
Ermal Cleon "Ernie" Fraze [1] (September 16, 1913 – October 26, 1989) was an American engineer who invented the pull-tab opener used in beverage cans. [1] Early life
Hazz al-quhuf is composed in the style of a literary commentary on a 42-line poem purported to be written by a peasant (Arabic: فلاح, fallāḥ) named Abu Shaduf. [1] In his commentary, al-Shirbini describes different customs of peasants and urban dwellers, and notes regional distinctions between the Sa'idi people of Upper Egypt, people of the Nile Delta in Lower Egypt, and the poorest ...
In November 2013, Ring was founded as Doorbot by Jamie Siminoff. Doorbot was crowdfunded via Christie Street, and raised US$ 364,000, more than the $250,000 requested. [1] [4] [5] Siminoff's team envisioned the product's concept as an "alarm system literally turned inside out" in comparison to other security systems, describing it as a "pre-crime" system. [6]