Patent ID: 7343630

Claim:
A shade curtain freely attachable to and detachable from a hat, the shade curtain including clipping parts being attachable to and detachable from both sides of a visor of the hat, supporting plates for enclosing side circumferential-edges of the hat respectively, net-shaped sun shades being attached to and extending downwards from outer peripheral edges of the supporting plates, and supporting ribs for supporting front upper edges of the net-shaped sun shades respectively, which are hingedly mounted to front ends of the clipping parts respectively, characterized in that: the clipping parts have a “ ” shape sectional surface respectively, in which a jaw for holding the visor fitted between an upper clipping plate and a lower clipping plate of the clipping parts is formed at an entrance there between, in which the supporting plates are made of a thin plate and they are integrally coupled to the outside and the rear side of the clipping parts respectively, in which a hinge pin protrudes from an upper surface of the front end of the clipping parts respectively, and a hinge hole is formed through a front end of supporting rib respectively, and thereby the hinge pin is hingedly inserted into the hinge hole, in which a locking means is provided at a joint between the clipping parts and the supporting ribs respectively, in which a fitting element protrudes one side surface of a lower portion of one supporting rib, and an insertion element having a uneven part, which is correspond to the fitting element, is formed at a lower end of the other supporting rib, and thereby the insertion element is inserted into the fitting element.