| 发明名称 |
Articulated aerial boom and an elbow linkage assembly therefore |
| 摘要 |
An articulated aerial boom and an elbow linkage therefore permitting the proximal end of the upper aerial boom to rotate approximately 210 DEG about the proximal end of a lower aerial boom.
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| 申请公布号 |
US4463528(A) |
申请公布日期 |
1984.08.07 |
| 申请号 |
US19810272986 |
申请日期 |
1981.06.12 |
| 申请人 |
TECO, INC. |
发明人 |
JOHNSON, LEONARD L. |
| 分类号 |
B66F11/04;(IPC1-7):B66C23/62 |
主分类号 |
B66F11/04 |
| 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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