| 摘要 |
PURPOSE: A frame for advertisement with an open cover is provided to easily assemble and separate the cover. CONSTITUTION: A frame for advertisement with an open cover comprises a hinge shaft(20) at the external wall part(14) of a frame member(12) comprising a main frame(10). A spring member(26) which is coupled to operate the cover by forming a spring end insertion hole(28) at the inner wall of the frame and a hinge pipe of the cover. The spring member is in the torsion spring form made of liner spring. |
