作者: Tore Georg Palmaer
DOI:
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摘要: The present invention relates generally to a device for locating ear-muffs arranged on helmet or the like by means of bearing members in pivotally receive attachment members, each said cooperating with an ear-muff cover clamp-shaped arm. being their upper ends arms located inside and displaceable longitudinal direction. In this way any desired location -- parking position within working covering ears could easily be established.