Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 13, 2007
Patent Application Number
10921177
Date Filed
August 19, 2004
Patent Primary Examiner
Patent abstract
A brush assembly (10) for a miniature electric motor has a beryllium copper strip brush arm (14) and a graphite material brush head (12) moulded to an end thereof. The brush arm (14) has a number of apertures. The brush head (12) has a number of projections which pass through the apertures and form one or more caps (24) on the reverse side of the brush arm to secure the brush head (12) to the brush arm (14). A method of forming the brush assembly is also provided.
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