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A jewel bearing is a plain bearing in which a metal spindle turns in a jewel-lined pivot hole. The hole is typically shaped like a torus and is slightly larger than the shaft diameter. The jewels are typically made from the mineral corundum , usually either synthetic sapphire or synthetic ruby .
Jewel Kilcher (born May 23, 1974), mononymously known as Jewel, is an American singer-songwriter. She has been nominated for four Grammy Awards and has sold over 30 million albums worldwide as of 2024. Jewel was raised near Homer, Alaska, where she grew up singing and yodeling as a musical duo with her father, Atz Jewel, a local musician
Jewell Caples (June 12, 1968 – May 6, 2022), known professionally as Jewell (jew-ELL), [1] was an American contemporary R&B singer best known for her work with Death Row Records in the early 1990s. She was called the "First Lady of Death Row Records". [2] [3] [4]
Jewel bearing and capstone used in balance wheel pivot Ordinary 'hole jewel' bearing. Jewel bearings were invented and introduced in watches by Nicolas Fatio (or Facio) de Duillier and Pierre and Jacob Debaufre around 1702 [13] [14] to reduce friction. They did not become widely used until the mid-19th century.
Pierced jewel and capstone, used as a low-friction bearing in a mechanical watch. Lubrication is provided by a small drop of oil, kept in place by capillary action. In the 1690s, Fatio discovered a method for piercing a small and well-rounded hole in a ruby, using a diamond drill.
Jewel Tower, a tower of the Palace of Westminster, in London, England; Fraternal jewels, the medals worn in both secular and religious fraternal organisations; Jewel beetles, the family Buprestidae; Jewel butterflies, various Lycaenidae; Jewel damselflies, the family Chlorocyphidae; Jewel bearing, a jewel-lined bearing commonly used in ...
The company was founded in 1939 as Namiki Seisakusho to make jewel bearings for electric meters. In 1953, the company was reorganized as Namiki Precision Jewel Co., Ltd. In 1957, Adamant Shoji Co., Ltd., was spun off from Namiki Precision Jewel Co., Ltd., in order to segregate sales by source.
Jewel Eugene Akens (September 12, 1933 – March 1, 2013) [1] [2] was an American singer and record producer. Career. He recorded with The Medallions on Dootone, with ...