发明名称 Dual-purpose swing
摘要 The subject of the invention is a two-function swing, which is an outdoor game for children. With reference to the drawing, I is the saddle of the swing, 2 relates to the holding arches, 3 relates to the end of the support uprights 4 where pivoting cranks 5 are placed. When the saddle is pushed, it describes a vertical circle. When catches 6 block the cranks and the saddle is pushed, the support uprights describe an arc of a circle which is convex with respect to the horizontal line of the ground because they pivot at a point located virtually halfway along their length 7, counterweights bringing the swing back to the vertical 8. <IMAGE>
申请公布号 FR2655561(A1) 申请公布日期 1991.06.14
申请号 FR19890016380 申请日期 1989.12.08
申请人 LEBRETON ROGER 发明人 LEBRETON ROGER, JOSEPH;JOSEPH
分类号 A63G13/00 主分类号 A63G13/00
代理机构 代理人
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