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专利名称：TREE STAND发明人：ZIPSER A,US申请号：US34031473申请日：19730312公开号：US3815854A公开日：19740611
摘要：A stand for holding trees upright, the stand including a base plate with scissoraction legs arranged to facilitate rapid mounting and dismounting of the tree on thestand. A triangular base plate is provided with a sharpened point adapted to be impaledon the base of the tree trunk, and a bowl is mounted concentrically about the point tohold a reservoir of water. The legs are pivotally mounted to brackets extending upwardlyfrom each apex of the triangular base plate. The leg lower portions are provided withstabilizing feet which contact the underlying floor surface, and the leg upper portions areprovided with rounded ends having concaval recesses conforming with the outer surfaceof the tree trunk. Reaction forces acting on the leg lower portions from the weight of thetree pivot the leg upper portions inwardly into secure engagement with the trunk, withthe legs then locked in position by the tightening of self-locking nuts.
申请人：ZIPSER A,US
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