Electric beard trimmer
AssigneeBraun GmbH
InventorsAlois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
Life of this patent
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Abstract
The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of cooperating cutting elements movably supported relative to each other by a support structure, wherein one of the cutting elements is sandwiched between the other cutting element and said support structure, wherein said support structure includes at least one spacer defining a gap in which the sandwiched cutting element is movably received, said spacer and thus said gap having a thickness larger than the thickness of the sandwiched cutting element by an amount smaller than 40 μm.
Claims19
Cutter system for an electric shaver and/or trimmer, comprising a pair of cooperating first and second cutting elements movably supported relative to each other by a support structure said first cutting element being provided in a flat plate-like configuration having a skin top side, two lateral non hair cutting sides and two longitudinal sides each with a row of first cutting teeth, a motor driving said second cutting element in a movement direction, said second cutting element being provided on each of its longitudinal sides which extend parallel to the movement direction with a row of second cutting teeth and a flat main portion connecting both rows of second cutting teeth, said second cutting element has a top side directed towards the first cutting element and an underside directed towards the support structure, wherein at least some of the second cutting teeth are uncovered at least at its tip portion at the underside of the second cutting element forming a discharge area for cut hair stubbles, the second cutting element is sandwiched between the first cutting element and said support structure, wherein said support structure includes at least one spacer) defining a gap in which the sandwiched cutting element is movably received, wherein said spacer forms a sliding guide for guiding the sandwiched cutting element reciprocating or rotate along said spacer and having a guiding recess in which the spacer is received, wherein said support element, said spacer and said other cutting element are rigidly connected to each other and form a rigid sandwiching frame having a gap in which the sandwiched cutting element is slidably received and wherein said spacer and thus said gap having a thickness larger than the thickness of the sandwiched cutting element by an amount smaller than 40 μm.
Cutter system for an electric shaver and/or trimmer, comprising a pair of cooperating cutting elements, with a first cutting element and a second cutting element, a motor driving said second cutting element in a movement direction, a support structure supporting the pair of cooperating cutting elements, wherein a stacked sandwich arrangement is provided by the second cutting element being sandwiched between the first cutting element and said support structure, said second cutting element is movably received therebetween in said stacked sandwich arrangement, wherein an additional part is provided for defining a specific cutting air gap size in a direction perpendicular to the movement direction between the first cutting element, said support structure and said second cutting element.
Dependencies are inferred from the claim text.