发明授权
- 专利标题: Finger tip pillow-type swirl toy
- 专利标题(中): 指尖枕式旋转玩具
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申请号: US438071申请日: 1995-05-08
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公开(公告)号: US5476405A公开(公告)日: 1995-12-19
- 发明人: Scott D. Clayborne
- 申请人: Scott D. Clayborne
- 专利权人: Clayborne; Scott D.
- 当前专利权人: Clayborne; Scott D.
- 主分类号: A63B67/08
- IPC分类号: A63B67/08 ; A63H1/00 ; A63H27/00
摘要:
A soft spinning game disc with two generally circular fabric sheets connected at their peripheries by a circular cord. A central flexible cord interior to said peripheral cord defining a central area of reduced thickness and an annular area between the cords. Batting material is positioned intermediate the cords in the annular area therebetween, and a plurality of weights are circumferentially distributed in the annular area.
公开/授权文献
- US4574158A Acetal purification using phase transfer catalysts 公开/授权日:1986-03-04
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