Ready-to-assemble house

Abstract

A ready-to-assemble house having sufficient strength includes a column member and wall members that are made of cardboard or heavy paper. A side end portion of the wall member is fixed to the column member. A side end portion of the wall member is fixed to a side end portion of the wall member. A side end portion of the wall member is fixed to a side end portion of the wall member. A side end portion and a side end portion of the wall member are respectively fixed to a side end portion of the wall member and the side end portion of the wall member. The column member is configured to become shaped as a rectangular column by being folded along folding lines.

1 . A ready-to-assemble house comprising:
 a first column member made of cardboard or heavy paper; and   first to fourth wall members made of cardboard or heavy paper,   wherein the first column member has a plurality of folding lines and is configured to become shaped as a column having n sides (n being an integer greater than or equal to 3) by being folded along the folding lines,   the first wall member is configured such that a first side end portion is fixed to the first column member,   the second wall member is configured such that a first side end portion is fixed to a second side end portion of the first wall member,   the third wall member is configured such that a first side end portion is fixed to a second side end portion of the second wall member, and   the fourth wall member is configured such that a first side end portion is fixed to a second side end portion of the third wall member, and a second side end portion is fixed to the first side end portion of the first wall member.   
     
     
         2 . The ready-to-assemble house according to  claim 1 ,
 wherein the first wall member is configured to be fixed to the first column member by a first claw portion formed on the first side end portion being inserted into a first hole portion formed in the first column member, and   a portion of the first claw portion of the first wall member that protrudes from the first hole portion of the first column member is contained inside the first column member.   
     
     
         3 . The ready-to-assemble house according to  claim 1 ,
 wherein the fourth wall member is configured to be fixed to the first column member by a second claw portion formed on the second side end portion being inserted into a second hole portion formed in the first column member, and   a portion of the second claw portion of the fourth wall member that protrudes from the second hole portion of the first column member is contained inside the first column member.   
     
     
         4 . The ready-to-assemble house according to  claim 1 ,
 wherein the first column member is configured such that the shape of a column having n sides is maintained by a claw portion formed on the first column member being inserted into a third hole portion formed in the first column member, and   a portion of the claw portion of the first column member that protrudes from the third hole portion of the first column member is contained inside the first column member.   
     
     
         5 . The ready-to-assemble house according to  claim 1 , comprising:
 a second column member made of cardboard or heavy paper,   wherein the second column member has a plurality of folding lines and is configured to become shaped as a column having n sides by being folded along the folding lines, and   the second wall member is configured such that the first side end portion is fixed to the second column member.   
     
     
         6 . The ready-to-assemble house according to  claim 1 , comprising:
 a third column member made of cardboard or heavy paper,   wherein the third column member has a plurality of folding lines and is configured to become shaped as a column having n sides by being folded along the folding lines, and   the third wall member is configured such that the first side end portion is fixed to the third column member.   
     
     
         7 . The ready-to-assemble house according to  claim 1 , comprising:
 a fourth column member made of cardboard or heavy paper,   wherein the fourth column member has a plurality of folding lines and is configured to become shaped as a column having n sides by being folded along the folding lines, and   the fourth wall member is configured such that the first side end portion is fixed to the fourth column member.   
     
     
         8 . The ready-to-assemble house according to  claim 1 , wherein the second wall member is constituted by first and second sub wall members that can be connected to each other. 
     
     
         9 . The ready-to-assemble house according to  claim 8 , comprising:
 a fifth column member made of cardboard or heavy paper,   wherein the fifth column member has a plurality of folding lines and is configured to become shaped as a column having n sides by being folded along the folding lines, and   the first and second sub wall members constituting the second wall member are configured to be able to be connected via the fifth column member.   
     
     
         10 . The ready-to-assemble house according to  claim 9 ,
 wherein the first sub wall member is configured to be fixed to the fifth column member by a claw portion formed on the first sub wall member being inserted into a first hole portion formed in the fifth column member, and   a portion of the claw portion of the first sub wall member that protrudes from the first hole portion of the fifth column member is contained inside the fifth column member.   
     
     
         11 . The ready-to-assemble house according to  claim 9 ,
 wherein the second sub wall member is configured to be fixed to the fifth column member by a claw portion formed on the second sub wall member being inserted into a second hole portion formed in the fifth column member, and   a portion of the claw portion of the second sub wall member that protrudes from the second hole portion of the fifth column member is contained inside the fifth column member.   
     
     
         12 . The ready-to-assemble house according to  claim 9 ,
 wherein the fifth column member is configured such that the shape of a column having n sides is maintained by a claw portion formed on the fifth column member being inserted into a third hole portion formed in the fifth column member, and   a portion of the claw portion of the fifth column member that protrudes from the third hole portion of the fifth column member is contained inside the fifth column member.   
     
     
         13 . The ready-to-assemble house according to  claim 1 , wherein the fourth wall member is constituted by third and fourth sub wall members that can be connected to each other. 
     
     
         14 . The ready-to-assemble house according to  claim 1 , comprising a roof member that is made of cardboard or heavy paper and covers, from above, a space surrounded by the first to fourth wall members. 
     
     
         15 . The ready-to-assemble house according to  claim 14 , wherein the roof member is configured such that a first side end portion has a J-shaped cross-section. 
     
     
         16 . The ready-to-assemble house according to  claim 15 , wherein the roof member is configured such that the first side end portion having a J-shaped cross-section is located between the first column member and the fourth column member. 
     
     
         17 . The ready-to-assemble house according to  claim 14 , wherein the roof member is configured such that a second side end portion has a J-shaped cross-section. 
     
     
         18 . The ready-to-assemble house according to  claim 17 , wherein the roof member is configured such that the second side end portion having a J-shaped cross-section is located between the second column member and the third column member. 
     
     
         19 . The ready-to-assemble house according to  claim 14 , wherein the roof member has a plurality of folding lines and is configured to become shaped as a box having an open bottom by being folded along the folding lines. 
     
     
         20 . The ready-to-assemble house according to  claim 1 ,
 wherein the first side end portion of the first wall member is fixed to the first column member,   the first side end portion of the second wall member is fixed to the second side end portion of the first wall member,   the first side end portion of the third wall member is fixed to the second side end portion of the second wall member,   the first side end portion of the fourth wall member is fixed to the second side end portion of the third wall member, and the second side end portion is fixed to the first side end portion of the first wall member, and   the ready-to-assemble house has a space surrounded by the first to fourth wall members.