ball bearing (redirected from Miniature ball bearing)

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.

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ball bearing

n

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

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ball bearing 1. A ring-shaped track containing hard metal balls that roll freely, used to reduce friction where a rotating element (such as an axle) is attached to a fixed point. 2. A hard ball used in such a track.

ball bearing

Thesaurus

Noun

1.

ball bearing - bearings containing small metal balls needle bearing, roller bearing bearing - a rotating support placed between moving parts to allow them to move easily

Translations

ball bearing n → cuscinetto a sfere