发明名称 Spring type apparatus for the projecting of footballs and the like
摘要 Apparatus for projecting footballs. Footballs are placed in a football container transferred one at a time to a football shooting station. A striking force is applied to the football. The striking force is adjustable; and its point of impact against the football is selectable. Footballs can be projected in identical manner in quick succession. The lower end of the football striking member impacts against a football in the general area of the lowest point of the swinging movement of the football striking member.
申请公布号 US4122822(A) 申请公布日期 1978.10.31
申请号 US19760749604 申请日期 1976.12.13
申请人 SCHEIWILLER, KURT 发明人 SCHEIWILLER, KURT
分类号 A63B;A63B69/00;A63B69/40;A63F9/02;(IPC1-7):F41B7/00 主分类号 A63B
代理机构 代理人
主权项
地址