发明名称 APPARATUS FOR DRAINING SUBSURFACE WATER
摘要 PURPOSE: An underground water drainage system is provided to prevent dew condensation by forming an insulation space layer between an upper protection concrete layer and a footing concrete layer. CONSTITUTION: An underground water drainage system(100) comprises a drain board assembly(110), a collecting well(30), a ventilation pipe(170), and a hot air supplier(180). The drain board assembly is composed of a main drain board member(120) and an insulation drain board member(130). The main drain board member is installed between a footing concrete layer(10) and an upper protection concrete layer(20) and is composed of a first base plate and multiple first support columns. The insulation drain board member is installed on the bottom of the main drain board member and is composed of a second base plate and multiple second support columns. An insulation space layer(150) is formed between the first and second base plates. [Reference numerals] (180) Hot air supplier
申请公布号 KR20120111017(A) 申请公布日期 2012.10.10
申请号 KR20110029256 申请日期 2011.03.31
申请人 HONG, JONG IN 发明人 HONG, JONG IN
分类号 E02D31/02;E04B1/64 主分类号 E02D31/02
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