Patent ID: 6250299
Filing Date: 2001-06-26
Classification: A62B

Abstract:
A protective system, comprising: a diffuser having a surface, an air entry, an air exit, and at least one internal baffle, said diffuser defining an air flow path, said surface generally complementary to a human forehead;a substantially transparent face shield coupled to the diffuser;a head cradle extending from the diffuser, said head cradle having a free end and a length extending generally between the free end and the diffuser, a portion of the length being sufficiently arcuate whereby, when in use, a portion of the head cradle generally conforms to a wearer's top and back head regions, the head cradle extends generally toward the wearer's occipital protuberance and said free end is adapted to engage the wearer in a region generally beneath the occipital protuberance;a blower coupled to the diffuser for generating an air flow through the diffuser, said blower having an inlet and said blower operably coupled to a power source; anda filter operably coupled to the diffuser.