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A waterbed, water mattress, or flotation mattress is a bed or mattress filled with water. Waterbeds intended for medical therapies appear in various reports through the 19th century. The modern version, invented in San Francisco and patented in 1971, became a popular consumer item in the United States through the 1980s with up to 20% of the ...
Bed base. A bed base, sometimes called a foundation, is the part of a bed that supports the mattress. The bed base can itself be held in place and framed by the bedstead ( bed frame ). In the United States, box-spring bed bases are very common (to the point where 'bed base' and 'box spring' may be used synonymously, and the term "platform bed ...
The water frame is a spinning frame that is powered by a water-wheel. Richard Arkwright (1732–1792), who patented it in 1769, designed the machine for making cotton thread. It was first used in 1765 and was able to spin 96 threads at a time, far faster than ever before. In 1770 Arkwright and partners built a water-powered mill in Cromford ...
A wicking bed is an agricultural irrigation system used in arid countries where water is scarce, devised by Australian inventor Colin Austin. [1] It can be used both in (arid) fields as in containers. [2] Besides use in fields/ containers outdoors, it can also be used indoors (i.e. greenhouse). The system is designed to increase food production ...
Bed. A bed is an item of furniture that is used as a place to sleep, rest, and relax. [1][2] Most modern beds consist of a soft, cushioned mattress on a bed frame. The mattress rests either on a solid base, often wood slats, or a sprung base. Many beds include a box spring inner-sprung base, which is a large mattress-sized box containing wood ...
Water wheel. A water wheel is a machine for converting the energy of flowing or falling water into useful forms of power, often in a watermill. A water wheel consists of a wheel (usually constructed from wood or metal), with a number of blades or buckets arranged on the outside rim forming the driving car.