发明名称 Safety ball having a cloth cover with a flat-stitched seam and method
摘要 A safety game ball (21) with a cloth cover (23) having a flat stitched seam (31) and method of manufacturing the same. The safety game ball (21) includes a spherical core (22) formed of an elastically-deformable material, a flexible cloth cover (23) mounted over and enclosing the core (22) and having cover edges (28, 29) juxtaposed along a circumferentially-extending butt seam (31). An edge binding assembly (32) including a cloth-edge reinforcing strip (33) and a plurality of binding stitches (34) closely proximate to each of the edges (28, 29) is provided, and a plurality of seam stitches (36, 36a) extend from a position (37) inwardly of the edge binding assembly (32) on one side of the seam (31) to a position (38) inwardly of the edge binding assembly (32) on the other side of the seam (31).
申请公布号 US5253865(A) 申请公布日期 1993.10.19
申请号 US19920893497 申请日期 1992.06.04
申请人 EASTON SPORTS, INC. 发明人 KINNEE, BRUCE E.
分类号 A63B37/12;(IPC1-7):A63B37/12 主分类号 A63B37/12
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