TROLLEYBUS COLLECTOR BAR Russian patent published in 2011 - IPC B60L5/12 

FIELD: transport.

SUBSTANCE: invention relates to electric equipment of transport facilities, and may be used trolleybus collector bars. Proposed trolleybus bar comprises extension accommodating electric cable fastener coupled with collector assembly jointed with trolleybus body via bar holder. Note here that said bar extension is made up of oval fiber glass tube consisting of alternating peripheral layers and lengthwise packages formed by prepreg tapes, and jointed with metal tube. Collector case is fitted directly on fiber glass tube end furnished with textolite insert and locked by lock pin fitted into insert bore. Insert may have orifice for cable. Note here that said cable may be locked by nut on collector holder.

EFFECT: higher dielectric reliability and reliably fastening of both bar extension an collector assembly.

3 cl, 7 dwg