发明名称 |
Adjustable telescoping utility pole |
摘要 |
An adjustable telescoping utility pole apparatus formed from a number of inter-received tubular members and frictional insert mechanisms. Each frictional insert mechanism has one end engaged with the inner diameter of the inner tubular member and a second end sidably engaged with the inner diameter of the outer tubular member.
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申请公布号 |
US6045288(A) |
申请公布日期 |
2000.04.04 |
申请号 |
US19970954024 |
申请日期 |
1997.10.20 |
申请人 |
PASTERNAK, M. RANDALL |
发明人 |
PASTERNAK, M. RANDALL;BENDA, STEVEN J. |
分类号 |
F16B7/14;(IPC1-7):F16B2/04 |
主分类号 |
F16B7/14 |
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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