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House that can be expanded inside the house, how to expand inside the house and trailer house
House that can be expanded inside the house, how to expand inside the house and trailer house
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机译：房子可以扩展在房子里面,怎么做扩大在房子里面,拖车房子
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摘要
PROBLEM TO BE SOLVED: To provide a house having a structure in which a step is not generated in the height between a main body floor panel arranged on a floor in a house main body when expanded and an internal expansion panel arranged in an internal expansion house after expansion. SOLUTION: An internal expansion frame body is provided with a bottom frame body portion arranged in the blank portion between the side floor portions at the time of pushing, and is attached at an interval upward from the bottom frame body portion. It is provided with a roller running on a guide rail that allows pulling out and pushing through an opening of the internal expansion frame from the house body. [Selection diagram] Fig. 5
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