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Typical O-ring and application. An O-ring, also known as a packing or a toric joint, is a mechanical gasket in the shape of a torus; it is a loop of elastomer with a round cross-section, designed to be seated in a groove and compressed during assembly between two or more parts, forming a seal at the interface.
The O-ring theory of economic development is a model of economic development put forward by Michael Kremer in 1993, [1] which proposes that tasks of production must be executed proficiently together in order for any of them to be of high value. The key feature of this model is positive assortative matching, whereby people with similar skill ...
BDORT as illustrated in patent 5188107 [1]. The Bi-Digital O-Ring Test (BDORT), characterized as a form of applied kinesiology, [2] is a patented alternative medicine diagnostic procedure in which a patient forms an 'O' with his or her fingers, and the diagnostician subjectively evaluates the patient's health according to the patient's finger strength as the diagnostician tries to pry them apart.
A Wills Ring or Cooper Ring is a form of all-metallic O-ring seal. They are used for extremely arduous service, such as sealing the head gasket of high performance piston engines . Hollow, metallic Wills Rings are used as they have better springback than yielding soft metal seals and higher temperature limits than elastomer O rings.
O-ring, a gasket or seal with an O-shaped cross-section; O-ring chain, a specialized type of roller chain; Oring language, in Nigeria; Orienteering. Fox Oring; OR-ing as an operation of logical disjunction, in logic, electronics, or computer science; Ring of O, the BDSM jewelry; O-Ring theory of economic development; O-Ring failure as a cause ...
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An o-ring boss seal is a technique for joining two fluid-carrying pipes, hoses, or tubing. In an o-ring boss (abbreviated ORB) system, a male-threaded part is inserted into a female-threaded part, providing a mechanical seal. This system differs from others in that a nut is tightened over an o-ring in a chamfered area, creating a fluid-tight ...
I have a pdf file of the O-ring patent US2180795. I think it should be included or at least linked to, but I don't know how to execute such a thing? you can add a link to an online source of the pdf file, or to the the US patant office copy (alternatiff plugin required to view) -- Duk 19:57, 29 April 2006 (UTC) [ reply ]