发明授权
- 专利标题: Track system with exercise ball
- 专利标题(中): 轨道系统与运动球
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申请号: US384810申请日: 1995-02-06
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公开(公告)号: US5477814A公开(公告)日: 1995-12-26
- 发明人: Robert C. Krause
- 申请人: Robert C. Krause
- 申请人地址: IL Arlington Heights
- 专利权人: Pets International, Ltd.
- 当前专利权人: Pets International, Ltd.
- 当前专利权人地址: IL Arlington Heights
- 主分类号: A01K29/00
- IPC分类号: A01K29/00 ; A01K15/02 ; A63H18/00 ; A01K15/00
摘要:
An effective track system for guiding a rolling hamster ball includes straight and curved track sections, placed end to end. Each track section has a base and paired support rails protruding upwardly from the base for supporting and guiding the pet exercising ball along the track.
公开/授权文献
- US4952105A Machine tool 公开/授权日:1990-08-28
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