发明授权
- 专利标题： Roller assembly
- 专利标题（中）： 滚筒总成
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申请号： US12387389申请日： 2009-05-01
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公开(公告)号： US07997826B2公开(公告)日： 2011-08-16
- 发明人: Raymond Jeffrey Dufty
- 申请人： Raymond Jeffrey Dufty
- 申请人地址： AU Earnest, Queensland
- 专利权人： Tru-Turf Pty Ltd
- 当前专利权人： Tru-Turf Pty Ltd
- 当前专利权人地址： AU Earnest, Queensland
- 代理机构： Hudak, Shunk & Farine Co. LPA
- 优先权： AU2006906096 20061101
- 主分类号： E01C19/26
- IPC分类号： E01C19/26
摘要：
A roller assembly adapted to follow ground contours during operation which includes a pair of roller components each having respective inner ends connected to each other by a flexible and movable primary coupling and having their respective outer ends connected to a support shaft which extends through a hollow interior of each roller component by a secondary coupling.
公开/授权文献
- US20090238644A1 Roller assembly 公开/授权日：2009-09-24
信息查询
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