| 摘要 |
PURPOSE: A variable doorframe is provided to reduce the period and cost of construction, and maintenance expenses by installing variably according to the width of a wall. CONSTITUTION: The variable doorframe comprises: a primary main frame member(100) provided with a slip-on projection part(131) formed on the back of a bending piece(130) bent from an extension piece(120) where an insertion groove(111) is formed toward one side of a curved part(110) having a guide groove(113) and a projection(132) extended from the bending piece(130); a secondary main frame member(200) located to a guide groove(113) of the curved part(110) and provided with a coupling groove(210), a bending part(220) and an extension part(230); a primary finishing member(300) provided with a guide groove(310) to cover the projection(132) of the bending piece(130) of the primary main frame member(100); a secondary finishing member(400) provided with a guide groove(410) to couple with the extension part(230) of the secondary main frame member(200); a coupling member(240) provided with slip-on projection parts(241,242) to couple the main frame members(100,200) by fitting tightly to coupling grooves(112) of the primary main frame member(100) and the coupling groove(210) of the secondary main frame member(200); and a molding member(140) provided with a slip-on fixed part(142) formed slantwise from the lower side of a main body(141) to fit to the insertion groove(111) between extension pieces(120) extended horizontally from the curved part(110) of the primary main frame member(100).
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