发明名称 Bird feeder
摘要 A bird feeder having a plurality of vertically spaced feed stations and a feed delivery system that, upon filling from the top, delivers a supply of feed to each feed station. The feed delivery system includes an inner supply tube or conduit arranged concentrically within an outer cylinder, which inner supply tube includes a plurality of vertically spaced delivery slots. As seed is supplied to the top of the outer cylinder, a substantial portion of the seed enters the inner supply tube and replenishes each feed station. In a preferred embodiment, various means are provided for equalizing the feed supply in the respective feed stations.
申请公布号 US5235935(A) 申请公布日期 1993.08.17
申请号 US19920902080 申请日期 1992.06.22
申请人 EDWARDS, ROGER P. 发明人 EDWARDS, ROGER P.
分类号 A01K39/012 主分类号 A01K39/012
代理机构 代理人
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