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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 is a 2001 television drama film directed by Paul Shapiro, based on the book of the same name by Bret Lott. Plot. In 1945, Jewel Hilburn ...
Jewel Thief is a 2024 Indian Telugu-language Suspense thriller film written, directed by PS Narayana and produced by Mallela Prabhakar under the Sri Vishnu global ...
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 ...
Title Director Cast Genre Notes 1970: Ananda: Usmar Ismail: Bernapas dalam lumpur: 1971: Beranak Dalam Kubur: Horror: Tuan tanah Kedawung: Awaludin: 1972: Beranak dalam kubur
The company was founded in 1939 as a manufacturer of synthetic sapphire jewel bearings for electrical measuring instruments. Namiki supplies industrial jewel parts, dc coreless and dc brushless motors , multi-functional vibration components, precision gearheads, medical equipment , watch exterior parts, Analog Record-related Products and other ...
In the three axis tourbillon movement, the 3rd (external) cage has a unique form which provides the possibility of using jewel bearings everywhere, instead of ball-bearings. This is a unique solution at this size and level of complication. [11] There are a few wrist and pocket watches that include the Triple Axis or Tri-Axial Tourbillon ...
The lower jewel is called the 'hole jewel', the upper one is the 'capstone' or 'end jewel'. This type of bearing is used in watches where friction is critical, such as in the balance wheel pivots. With ordinary bearings (shown in Watch jewel bearing.svg ), when the watch is vertical the shoulder of the shaft bears against the face of the hole ...