| 摘要 |
FIELD: personal use articles.SUBSTANCE: hockey stick core contains an elongated rectangular tube of certain length having side walls. The side walls form the tube elongated inner cavity. The cavity passes all along the tube. The side walls include the first side wall, the second side wall (positioned opposite to the first one) and a pair of opposed side walls (the third one and the fourth one) that separate the first side wall from the second one. The bearing element is positioned inside the cavity and passes all along the tube. The bearing element divides the cavity and connects the first and the second side walls to each other.EFFECT: design improvement.15 cl, 6 dwg |
