ball bearing

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ball bearing

n. Abbr. bb
1. A friction-reducing bearing consisting essentially of a ring-shaped track containing freely revolving hard metal balls against which a rotating shaft or other part turns.
2. A hard ball used in such a bearing.

ball bearing

n
1. (Mechanical Engineering) 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. (Mechanical Engineering) a metal ball, esp one used in such a bearing

ball′ bear′ing


n.
1. a bearing consisting of a number of hard balls running in grooves in the surfaces of two concentric rings, one of which is mounted on a rotating or oscillating shaft.
2. a ball so used.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ball bearing - bearings containing small metal ballsball bearing - bearings containing small metal balls
bearing - a rotating support placed between moving parts to allow them to move easily
References in periodicals archive ?
Their individual solutions and products are used worldwide from automobile to aircraft and from miniature ball bearing to turbine, and their success is evident in the awards from customers such as the 2016 preferred supplier awards from Schaeffler and Bosch Group.
s (NYSE: KAMN) Aerospace segment has closed its acquisition of GRW Bearing GmbH, a German designer and manufacturer of super precision, miniature ball bearings, the company said
AST Bearings Showcasing Innovative Technologies AST Bearings, a leading supplier of miniature ball bearings, precision bearings and other related products and services, will be showcasing many environmentally friendly and innovative engineering and design solutions for medical, automation, plastic processing, packaging, and general manufacturing industries.
As evidence, miniature ball bearings fit needs where a design envelope may be small without sacrificing performance requirements; "intelligent" units can ascertain the precise motion status of rotating or axially traveling components; "smart housings" for bearings can reliably track machine performance; lighter and more durable hybrids incorporating ceramic rolling elements will protect against electric currents; and specialized coatings for bearings can insulate and resist wear.

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