发明名称 MULT-STEPED SEAT PLACEMENT SYSTEM
摘要 <p>A multi-stepped seat arrangement system according to the present invention is to realize limited multi-stepped seats by using multiple foldable seats without additional structure changes. The multi-stepped seat arrangement system comprises: first foldable seats which include multiple first movable seat steps to be folded and realize multi-stepped seats by moving first movable wheel groups to second positions to withdraw the first movable seat steps from a first reference seat step; a seat arrangement part which is arranged on the rear of the first reference seat step of the first foldable seats; and second foldable seats which include multiple second movable seat steps to be folded and realize multi-stepped seats by moving second movable wheel groups from the seat arrangement part to fourth positions to withdraw second movable seat steps from a second reference seat step.</p>
申请公布号 KR101470290(B1) 申请公布日期 2014.12.26
申请号 KR20140122735 申请日期 2014.09.16
申请人 UNITECH SYSTEM CO., LTD. 发明人 HAM, SHIN SANG
分类号 E04H3/12 主分类号 E04H3/12
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