会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 9. 发明专利
    • Personal protection system with a fan that includes curved blades
    • AU2013202725A1
    • 2013-05-02
    • AU2013202725
    • 2013-04-05
    • STRYKER CORP
    • SCLAFANI ADAM CVANDERWOUDE BRIAN JBOYLE DANIEL GHUYSER RICHARD FHENNIGES BRUCE DTAGUE CHRISTOPHER MPROULX MARSHALL KSTRATTON DENNIS
    • A42B3/28
    • H-:\ixp~nmenvoven\NRPDTtbInDCQIXP\505O692_l.DOC-4/5/20jD A personal protection system for fitting over a head, said system comprising: a head band shaped to be fitted around the head; 5 a shell connected to said head band so as to be located above the head, the shell having an inlet opening; a motor mounted to said shell that is disposed within said shell; a fan mounted to said motor for rotation by said motor, said fan including: a base plate having a center and an outer perimeter; and a plurality of arcuately spaced apart 10 blades that extend upwardly from a surface of said base plate, said blades having longitudinal axis that extend from ends of said blades adjacent the center of said base plate to ends of said blades adjacent the outer perimeter of said base plate, wherein said blade are further shaped so as to be curved such that the longitudinal axes of said blades are curved and being tapered such that, extending distally from the ends of said blades 15 adjacent the center of said base plate, the cross sectional thickness of said blade decreases and wherein said motor and said fan are collectively positioned so that when said motor actuates said fan, said fan draws air in through the shell inlet opening; at least one nozzle connected to said shell for receiving air discharged by said fan, said nozzle positioned to direct air downwardly towards the head or neck; 20 a hood that is disposed over said head band, said shell and said nozzle so as to extend over the head and neck, said hood having a transparent face shield 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. \G106i FIG - 1