Patent ID: 7752682

Claim:
A personal protection system for fitting over a head and a neck, said system comprising: a head band having a rear section that extends around a back of the head; at least one support member mounted to said head band; a shell attached to said at least one support member, wherein said at least one support member and said shell are collectively shaped so that said shell is located above the head and above said head band rear section; a fan mounted in said shell that draws air into said shell; a nozzle assembly connected to said shell for receiving air discharged by said fan, said nozzle assembly including: a conduit that receives the air discharged by said fan, said conduit extending downwardly from said shell so as to extend at least partially over said rear section of said head band; and a tip located at an end of said conduit distal to said shell, said tip having an exit located below said headband opening through which air can be discharged below said rear section of said head band onto the back of the neck; a hood that is disposed over said head band, said shell and said nozzle so as to extend over the head and the neck, said hood having a transparent face plate that is positioned to be forward of a front of the head; and a fastening assembly connected to at least one of said shell or said hood for releasably holding said hood to said shell.