发明名称 ADJUSTABLE SUPPORT APPARATUS FOR A UTILITY ACCESS COVER
摘要 A support apparatus for a frame of a utility access cover comprises a male support member and a female support member in telescopic engagement with male support member. The male support member has a plurality of spaced-apart, radially extending struts. The female support member has a plurality of spaced-apart slots. Each of the struts slideably engages a corresponding one of the slots to prevent rotation of the male support member relative to the female support member. There is a set screw extending from at least three of the struts. The height and inclination of the support apparatus may be adjusted by selectively adjusting the set screws.
申请公布号 US2012297691(A1) 申请公布日期 2012.11.29
申请号 US201113118195 申请日期 2011.05.27
申请人 GASPAR CHRIS 发明人 GASPAR CHRIS
分类号 E06B5/00 主分类号 E06B5/00
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