发明名称 |
Adjustable utility access |
摘要 |
A utility access device and method includes telescoping, elongated upper and lower sleeves with an inclined upper edge. An angled ring is rotatably disposed on the inclined upper edge and has upper and lower opposite edges forming an inclined angle. The angled ring can be rotated to achieve a desired angle. A cover is removably disposed on the angled ring. An enlarged portion can be formed on the lower sleeve to straddle a utility, such as a valve.
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申请公布号 |
US2004120762(A1) |
申请公布日期 |
2004.06.24 |
申请号 |
US20030671337 |
申请日期 |
2003.09.25 |
申请人 |
PRECISION COVER SYSTEMS, INC. |
发明人 |
SONDRUP CHRIS |
分类号 |
E02D29/14;(IPC1-7):E02D29/14 |
主分类号 |
E02D29/14 |
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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