发明名称 |
Universal press wheel arm assembly |
摘要 |
A towable, furrow opening seed planting assembly includes a mobile frame and a planting unit, the planting unit including a ground engaging opener, a seed depositing apparatus and a press wheel for covering the deposited seed with soil. A variety of different press wheels may be substituted through the use of adapters removably mounted on a universal press wheel arm whereby press wheels having different widths may be maintained in proper alignment with the furrow created by the opener for ensuring proper soil coverage and contact with the deposited seed.
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申请公布号 |
US5022333(A) |
申请公布日期 |
1991.06.11 |
申请号 |
US19890411869 |
申请日期 |
1989.09.25 |
申请人 |
GREAT PLAINS MANUFACTURING INCORPORATED |
发明人 |
MCCLURE, J. MICHAEL;JOHNSON, ERIC |
分类号 |
A01B49/06;A01C5/06 |
主分类号 |
A01B49/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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