METHOD OF AND APPARATUS FOR ADJUSTABLY LEVELING MANHOLE COVERS, GRATES AND THE LIKE

METHOD OF AND APPARATUS FOR ADJUSTABLY LEVELING MANHOLE COVERS, GRATES AND THE LIKE

An adjustable leveling structure for manhole covers, grates and the like within ground and similar structures which comprises an annular-walled ring for supporting a cover, grate and the like near its upper edge and mechanically compressible resilient layer means shaped to conform to the wall of the...

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1. Verfasser: LEBARON, FRANCIS
Format: Patent
Sprache:eng ; fre
Schlagworte:
EMBANKMENTS
EXCAVATIONS
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
SOIL SHIFTING
UNDERGROUND OR UNDERWATER STRUCTURES
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creator LEBARON, FRANCIS
description An adjustable leveling structure for manhole covers, grates and the like within ground and similar structures which comprises an annular-walled ring for supporting a cover, grate and the like near its upper edge and mechanically compressible resilient layer means shaped to conform to the wall of the annular ring and disposed in the space between the outer wall of the annular ring and the ground or similar structure when the annular ring is vertically displaced.
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fre</language><creationdate>1988</creationdate><topic>EMBANKMENTS</topic><topic>EXCAVATIONS</topic><topic>FIXED CONSTRUCTIONS</topic><topic>FOUNDATIONS</topic><topic>HYDRAULIC ENGINEERING</topic><topic>SOIL SHIFTING</topic><topic>UNDERGROUND OR UNDERWATER STRUCTURES</topic><toplevel>online_resources</toplevel><creatorcontrib>LEBARON, FRANCIS</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>LEBARON, FRANCIS</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>METHOD OF AND APPARATUS FOR ADJUSTABLY LEVELING MANHOLE COVERS, GRATES AND THE LIKE</title><date>1988-02-09</date><risdate>1988</risdate><abstract>An adjustable leveling structure for manhole covers, grates and the like within ground and similar structures which comprises an annular-walled ring for supporting a cover, grate and the like near its upper edge and mechanically compressible resilient layer means shaped to conform to the wall of the annular ring and disposed in the space between the outer wall of the annular ring and the ground or similar structure when the annular ring is vertically displaced.</abstract><edition>4</edition><oa>free_for_read</oa></addata></record>
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language eng ; fre
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subjects EMBANKMENTS
EXCAVATIONS
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
SOIL SHIFTING
UNDERGROUND OR UNDERWATER STRUCTURES
title METHOD OF AND APPARATUS FOR ADJUSTABLY LEVELING MANHOLE COVERS, GRATES AND THE LIKE
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