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[10] [11] The Dyson V6 comes in many different models with varying tools and accessories, including the Dyson Fluffy hard floor roller motorised head, and its top of the range model, the V6 Absolute comes with full HEPA filtration and a 50 W main powerhead, giving 150% more brushbar power than the standard 20 W powerhead found on lower models ...
Dyson Limited, d.b.a Dyson, is a Singaporean–British multinational technology company. [7] Founded in 1991 by James Dyson in Malmesbury , England, the company designs and manufactures household appliances such as vacuum cleaners , air purifiers , hand dryers , bladeless fans , heaters , hair dryers , and lights.
The initial DC-8-11 model had the original wingtips used on the prototype, and all remaining DC-8 Series 10 aircraft were upgraded to DC-8-12 standard. The DC-8-12 featured new low-drag wingtips and leading-edge slots, 80 inches long between the engines on each wing and 34 inches long inboard of the inner engines. These unique devices were ...
Tracy Caldwell Dyson (born Tracy Ellen Caldwell; August 14, 1969) is an American chemist and NASA astronaut.She was a mission specialist on Space Shuttle Endeavour flight STS-118 in August 2007 and has participated in two long-duration missions to the International Space Station, Expedition 23 and 24 from April to September 2010 and Expedition 70 and 71 from March to September 2024.
James Dyson was born 2 May 1947 in Cromer, Norfolk, one of three children [2] of Janet M. (née Bolton) and Alec William Dyson. [10] He was named after his grandfather, James Dyson . His father died of prostate cancer when he was nine years old and he described his childhood home as 'penniless' after his father's death.
Patent model of Daniel Hess's carpet sweeper. In 1860 a manual vacuum cleaner was invented by Daniel Hess of West Union, Iowa. Called a "carpet sweeper", it gathered dust with a rotating brush and had a bellows for generating suction. [4] [5] Another early model (1869) was the "Whirlwind", invented in Chicago in 1868 by Ives W. McGaffey. The ...
Dyson originated several concepts that bear his name, such as Dyson's transform, a fundamental technique in additive number theory, [5] which he developed as part of his proof of Mann's theorem; [6] the Dyson tree, a hypothetical genetically engineered plant capable of growing in a comet; the Dyson series, a perturbative series where each term ...
Forestry hose is a fabric-covered, flexible hose used to fight fires in grass, brush, and trees where a lightweight hose is needed to maneuver it over steep or rough terrain. Forestry hose comes in 1.0 and 1.5 in (25 and 38 mm) nominal inside diameters and is designed to operate at pressures up to about 450 psi (3,100 kPa).