发明名称 APPARATUS FOR EXCAVATION
摘要 The present invention relates to an excavating device for installing light beacon, which is provided to improve a construction efficiency of ring shape structured excavating hole in order to install a light beacon, have excellent compatibility with various installing environment in which the light beacon is installed, thereby performing a various shaped excavation. The present invention comprises by gradually combining a base frame (10) which is installed in a bedrock, a horizontal transfer leader frame (13) in the upper part of the base frame (10), a horizontal transfer leader (17), a vertical transfer leader (23), and an elevating frame (27); and forming an excavating hole in the bedrock by rotating a beat (22) by being installed in the elevating frame (27); having a radius of rotation which is different about a rotary shaft (c) of the horizontal transfer leader frame (13); and having multiple excavating units (30) which are arranged on the lines which pass through the rotary shaft (C) and are different with each other.
申请公布号 KR101342882(B1) 申请公布日期 2013.12.18
申请号 KR20130086019 申请日期 2013.07.22
申请人 ILLJININTERNATIONAL CO., LTD. 发明人 RYU, HWANG BEAM;KIM, MYOUNG KYU
分类号 E21B7/12;E21B7/124 主分类号 E21B7/12
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