基本信息:
- 专利标题： Ball
- 申请号：US15615041 申请日：2017-06-06
- 公开(公告)号：US20170354849A1 公开(公告)日：2017-12-14
- 发明人： Bruce J. Zarozny , Claude Chapdelaine
- 申请人： Bruce J. Zarozny , Claude Chapdelaine
- 主分类号： A63B37/14
- IPC分类号： A63B37/14 ; A63B69/00 ; A63B39/00 ; A63B37/00
摘要：
A plastic ball having a generally spherical shape with a plurality of depressions located in only one hemisphere of the ball and lying along circumferences of the ball that pass through the center of the hemisphere, in which the depressions are equally spaced radially about the center of the hemisphere.
IPC结构图谱:
| A | 人类生活必需 |
| --A63 | 运动；游戏；娱乐活动 |
| ----A63B | 体育锻炼、体操、游泳、爬山或击剑用的器械；球类；训练器械 |
| ------A63B37/00 | 实芯球；弹子 |
| --------A63B37/14 | .特殊的表面 |