发明名称 Self-cleaning litter box
摘要 A self-cleaning litter box (50) provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box (50) is configured to use a one piece litter cartridge (20) having a litter compartment (26) and a waste compartment 24. In another embodiment, the cartridge (20) is non-compartmentalized. In another embodiment, the system includes a rake assembly (56) configured with a drive assembly (58) that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box (50) is configured to be used with all types of litter including crystal type litter.
申请公布号 US8166920(B2) 申请公布日期 2012.05.01
申请号 US201113042240 申请日期 2011.03.07
申请人 COOK ALAN J.;GRUBE KRISTIN WILLIAM;DEVLIN THOMAS EDWARD;GREASON JEFF REED;ULRICH KARL THATCHER;ULRICH NATHAN THATCHER;YAU CHI LAM;LUCKY LITTER LLC 发明人 COOK ALAN J.;GRUBE KRISTIN WILLIAM;DEVLIN THOMAS EDWARD;GREASON JEFF REED;ULRICH KARL THATCHER;ULRICH NATHAN THATCHER;YAU CHI LAM
分类号 A01K29/00;A01K;A01K1/01 主分类号 A01K29/00
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