发明名称 Catapult game device, system and method
摘要 A catapult device for a catapult game, including a projectile-throwing mechanism, and a projectile catch member. The projectile release angle of the mechanism, and the projectile throw force of the mechanism are adjustable. The throwing mechanism is automatically released upon the impact with sufficient force of a projectile on the projectile catch member. Also disclosed is a game system and a game playing method using a number of such devices.
申请公布号 US6644292(B1) 申请公布日期 2003.11.11
申请号 US20020074476 申请日期 2002.02.13
申请人 发明人
分类号 A63F9/02;(IPC1-7):F41B3/00 主分类号 A63F9/02
代理机构 代理人
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