Patent ID: 7818821

Claim:
A safety hat comprising: a hat body having a top portion with a rear end, a front eave portion extending downwardly from the top portion and having a front lower edge extending substantially horizontally, and a back portion extending from the top portion and having an upper portion, said upper portion of the back portion being located inside the rear end of the top portion with a space therebetween to form a rear air hole therebetween, and a visor portion attached to the hat body and having a front end outside the hat body, a rear top edge located inside the hat body extending substantially horizontally and forming a horizontal edge of the visor portion without having a portion extending further inwardly from the rear top edge, and an upper surface smoothly curved upwardly from the front end toward the rear top edge, wherein said rear top edge is disposed laterally inwardly away from the front lower edge of the front eave portion and located vertically above the front lower edge of the front eave portion so that the visor portion continuously smoothly extends inwardly into the hat body with a space relative to the front lower edge of the front eave portion to form a front air hole between the front lower edge of the front eave portion and the visor portion, wherein said top portion and the front eave portion have a smooth inner surface to smoothly pass air entering from the front air hole to the rear air hole, and wherein the hat body has a single layer structure except for the upper portion of the back portion.