| 摘要 |
PURPOSE: A toothbrush capable of replacing brush is provided, which improves product quality and convenience of use since brush doesn't come off in using toothbrush. CONSTITUTION: A toothbrush capable of replacing brush comprises: a handle(2); a head(3) which is formed in the handle into one body and in which a joint(31) is formed in the center, a protrusion(32) is formed on the left and right of the joint inner wall surface, and the protrusion is inclined while forming constant angle gradually from one side; and brush(4) in which a coupling piece(41) is formed in the upper end center to be united with the joint of the head and a guide projection(42) is formed along the protrusion(32). |
