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Self-cleaning rake
专利权人:
Kornegay Debra
发明人:
Kornegay Debra
申请号:
US201615174134
公开号:
US9930828(B1)
申请日:
2016.06.06
申请国别(地区):
美国
年份:
2018
代理人:
Cramer Aaron R.`Cramer Patent & Design, PLLC
摘要:
A rake includes a first unit of a plurality of tines and a second unit of a plurality of overlaying rod arms. For each rake tine there is a corresponding overlaying tine. At the end of each overlaying rod arm is a ring the opening through which each corresponding rake tine runs through. The overlaying tines are secured to a sliding member which itself is slidably engages a pole. Lateral movement of the sliding member effects a corresponding lateral movement of the overlaying rod arms along the length of each tine.
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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