Eureka (word) "Eureka! Eureka!" after he had stepped into a bath and noticed that the water level rose, whereupon he suddenly understood that the volume of water displaced must be equal to the volume of the part of his body he had submerged. (This relation is "not" what is known as Archimedes' principle—that deals with the "upthrust" experienced by a body immersed in a fluid.) He then realized that the volume of irregular objects could be measured with precision, a previously intractable problem. He is said to have been so eager to share his discovery that he leapt out of his bathtub
Eureka (company) Eureka (company) Eureka is a brand of Midea Group that manufactures vacuums for all households. The company offers a full line of vacuum cleaners, including uprights, cordless, canisters, sticks and handhelds. Eureka also manufactures aftermarket vacuum accessories, such as bags, belts and filters. Eureka Vacuum Cleaner Company was founded in 1909 in Detroit, Mich. by Toronto, Canada-born real estate auctioneer Fred Wardell (1866-1952) to sell vacuum cleaners for which he had acquired several patents. At first only selling vacuum cleaners manufactured by others, in 1913 he and four partners purchased their first plant. In 1922 they introduced the Eureka Model