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BIRD PROPELLED ROTATING HUMMINGBIRD FEEDER
专利权人:
David A. Bailie
发明人:
David A. Bailie
申请号:
US15891267
公开号:
US20190239485A1
申请日:
2018.02.07
申请国别(地区):
US
年份:
2019
代理人:
摘要:
A bird propelled rotating hummingbird feeder. A pivot housing includes a central axis and a central hole. A plurality of fins is configured as dual opposing fin sets, where each fin is angled at an oblique angle with respect to a plane passing perpendicularly through the central axis and each fin set comprises at least three angled fins attached to the pivot housing so as to be symmetrically located opposite the other dual opposing fin set with the pivot housing centered between the dual opposing fin sets. A feeder jar housing integrated into each of the dual opposing fin sets central fin. A pivot cable is inserted through the central hole and a bearing element it is attached to a bottom end of the pivot cable within the pivot housing. A hanger is attached to a top end of the pivot cable.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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