ball bearing

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ball bearing:

see bearingbearing,
machine part designed to reduce friction between moving parts or to support moving loads. There are two main kinds of bearings: the antifriction type, such as the roller bearing and the ball bearing, operating on the principle of rolling friction; and the plain, or
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.

ball bearing

[‚bȯl ′ber·iŋ]
(mechanical engineering)
An antifriction bearing permitting free motion between moving and fixed parts by means of balls confined between outer and inner rings.

ball bearing

1. a bearing consisting of a number of hard steel balls rolling between a metal sleeve fitted over the rotating shaft and an outer sleeve held in the bearing housing, so reducing friction between moving parts while providing support for the shaft
2. a metal ball, esp one used in such a bearing
References in periodicals archive ?
Figure 2 is a view of a ball bearing cage, usually made of metal.
M2 EQUITYBITES-August 12, 2015-EVP, CFO Buys US Ball Bearing Maker Pacamor Kubar
Where [[delta].sub.r] is the spring deformation, K is the load--deformation factor or Hertzian elastic contact deformation constant, and n is the load - deformation exponent which is: 3/2 for ball bearings and 10/9 for roller bearings.
However, NHBB is relatively small compared to the ball bearing giant Minebea, headquartered in Tokyo and traded on the Tokyo exchange.
This allows tapered roller bearings used in diffs and other applications to be replaced with ball bearings, with an approximately 60% reduction in torque expected in diff side bearings.
These new models will utilize the proprietary technology that has been designed into the successful TRIPLEX CERAMIC[TM] to complete a line of high performance turbochargers utilizing the many advantages of ceramic ball bearings. They will also accelerate like greased lightning to produce the ultimate in engine and vehicle response.
UBC's deep groove ball bearings are largely used in a wide range of industry applications including textile machines, power tools, wood working machines and automotive transmissions among others.
Ball bearings do this with two rows of balls, while their higher contact area enables crossed roller bearings to do this in a single row.
Police are looking for witnesses after the ball bearings were fired at Droitwich Garage, in Kidderminster Road.
Swedish seals and bearings manufacturer SKF said on Thursday (26 April) that its subsidiary SKF India Ltd has decided to invest SEK250m in a new ball bearings manufacturing plant.
While inspecting the suspect area, Petty Officer Rivas and a quality-assurance representative found it was worn, and the race was missing ball bearings.
THE homes of Gerry Adams and other prominent Sinn Fein members were attacked with ball bearings on Wednesday night, the party claimed yesterday.