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Close-up of the springs on an Anglepoise 90 lamp. A key feature of the Anglepoise design and patent is the placement of all springs (either three or four) near the base. [13] The design was extensively copied by other companies, usually in simplified form, and is still in use. Some derivatives use a heavy balance weight instead of the springs.
In 1937, he developed the Luxo-L1, a balanced-arm lamp. Today, the lamp is part of various exhibitions in museums around the world, as the lamp is being seen as an example for classic lamp design. The L1 construction principle is based on the Anglepoise lamp, developed by George Carwardine in 1933. Jacob Jacobsen lived to be 95 years old and ...
Kenneth Henry Grange was born on 17 July 1929, in east London. [4] His mother, Hilda (née Long), was a machinist and his father, Harry, a policeman. [5] The family moved to Wembley, north London at the outbreak of the second world war, where his father was a bomb disposal officer.
A balanced-arm lamp has a base, a stand or body, (in most cases) two connected arms (in many cases fitted with springs), and a lamp-head. The lamp can be moved into almost any position, and the balancing device will maintain the position until moved again. The same overall mechanism can be employed in other devices with similar requirements ...
Also Abrams' water-cement ratio law. A law which states that the strength of a concrete mix is inversely related to the mass ratio of water to cement. As the water content increases, the strength of the concrete decreases. abrasion The process of scuffing, scratching, wearing down, marring, or rubbing away a substance or substrate. It can be intentionally imposed in a controlled process using ...
The "lamp looks weird" trend originated from an old Reddit post by an anonymous user who experienced a lifetime of memories in a span of a few moments after sustaining a head injury.. In the story ...
Dictionary.com defines the word demure as “characterized by shyness and modesty; reserved,” but the word took on new life through its internet fame—and soon anything from driving to work to ...
In 1937, Jac Jacobsen, the founder of Luxo, invented the Luxo L-1 lamp (a modification of the earlier Anglepoise lamp). The lamp, a type of balanced-arm lamp was the inspiration for the 1986 animated short film, Luxo Jr., by Pixar Animation Studios. [3] The short subsequently became the subject of a lawsuit from Luxo. [4] [5]