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Dempster is known for the invention of the Dempster-Dumpster, a now-commonly-used trash receptacle that can be mechanically emptied into garbage trucks. During the 1910s and 1920s, the Dempster Brothers Construction Company, operated by Dempster and his brothers, built a number of roads and railroads across the Southern Appalachian region. [ 2 ]
ANSI Z245.60 (Type B)-compliant bin tippers use a front-lift mechanism, latching onto a moulded indentation in the front of the bin. This standard is commonly used in the waste-management industry in North America. Compliant bins are often called toters, waste carts or trash cans. [4] [5]
The word "dumpster", first used commercially in 1936, [5] came from the Dempster-Dumpster system of mechanically loading the contents of standardized containers onto garbage trucks, which was patented by Dempster Brothers in 1935. [6] [7] The containers were called Dumpsters, a blending of the company's name with the word dump. The Dempster ...
It is powered by a water wheel and solar cells, and rakes trash from the harbor onto an onboard conveyor belt which routes it into a dumpster on the vessel. Mr. Trash Wheel was invented by John Kellett in 2008, who launched a pilot vessel at that time. A larger vessel was later developed; it replaced the pilot vessel and was launched in May 2014.
In 1937, George Dempster invented the Dempster-Dumpster system in which wheeled waste containers were mechanically tipped into the truck. His containers were known as Dumpsters, which led to the word dumpster entering the language. In 1938, the Garwood Load Packer revolutionized the industry when including a compactor in the truck was ...
Dumpster Trademark was cancelled in 2015. [34] [35] Trademarked by Dempster Brothers, Inc. in 1963, dumpster is originally a portmanteau of the word dump and the last name Dempster. It originally appeared in the 1951 product name Dempster Dumpster, [36] while related patents date back to 1937. [37] [38] Multiball
The Maya of Central America had monthly rituals for burning garbage. However, access to these early waste management systems was often limited to higher socioeconomic classes. The Industrial Revolution led to a rapid deterioration of sanitation in urban areas, particularly in England.
U2 3D was the first live-action film to be shot, posted, and exhibited entirely in 3D, [129] the first live-action digital 3D film, [130] and the first 3D concert film. [131] Regarding its production, it was the first 3D film shot using a zoom lens , [ 132 ] an aerial camera , [ 133 ] and a multiple-camera setup . [ 130 ]