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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

ball bearing

ncuscinetto a sfere
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
12 August 2015 - US-based Pacamor Kubar Bearings (PKB), a maker of ball bearing assemblies for aerospace, medical, and industrial applications, has been purchased by Edward M.
Theoretical ball bearing models help understand the mechanisms that generate vibration signals, additionally they allow to study the influence of several parameters, such as load and force transmission paths, to better comprehend the vibration generated at the beginning of an incipient defect (Tandon & Choudhury, 1999; Patil, Mathew, Rajendrakumar & Desai, 2010).
New Hampshire Ball Bearings Inc, a subsidiary of Japan-based Minebea Co.
The newly developed 'Enhanced Anti-indentation Deep Groove Ball Bearing' features special surface modification during the heat treatment process, which has reduced the Brinell Indentation depth, an index for static load capacity, to 1/2 compared to that of standard heat treatment.
They can specify either conventional angular contact ball bearings or crossed roller bearings.
Baldor says the Dodge Grip Tight offers a lower cost of ownership than a conventional ball bearing system, because it features a patented 'easyoff' adapter system, and housing designs that will accept as many as seven different sizes of fully concentric, 360[degrees] shaft rings.
"Your child commits an offence the moment they step out of your house and on to the street with the air weapon or ball bearing gun.
Mr Wolfendale said the gun crime increase was caused by a newly-introduced ban on ball bearing guns, known to youngsters as BB guns.
THE homes of Gerry Adams and other prominent Sinn Fein members were attacked with ball bearings on Wednesday night, the party claimed yesterday.
But the problem with the use of ball bearing guns,for example,has become so acute that teachers across the country have now called for random security checks at school gates to assess the level of weaponry being carried by pupils.
Today's yo-yo is a far cry from the first one to have a ball bearing axle.