Patent ID: 9161587
Filing Date: 2015-10-20
Classification: A42B

Abstract:
1. A hardhat incorporating a personal fan comprising: a hardhat; and a fan with duct delivery system configured to be mounted externally onto and encircle a rim of said hardhat, said fan with duct delivery system comprising: at least one motorized fan secured inside a fan enclosure which has at least one air entry vent hole to allow ambient air to be drawn into; two selectable power sources electrically connected to said fan for powering said fan; at least one on/off switch electrically connected to said fan and said power sources to control said fan; at least one selector switch for selection between two said power sources to power said fan; two duct assemblies, one of said duct assemblies connected to a right side of said fan enclosure and another of said duct assemblies connected to a left side of said fan enclosure; each of said duct assemblies includes a first duct connected to said fan enclosure, and a second duct connected to said first duct through an air inlet end piece, said second duct having an open bottom along a longitudinal axis; and fastening structures configured for removably securing said fan enclosure and duct assemblies to said hardhat; wherein each of said duct assemblies further comprises a resistance rod which is used to accelerate velocity of air flow and balance flexibility and rigidity of said second duct; wherein said on/off switch actuates said fan to generate cooling airflow which travels into said duct assemblies and exits from said open bottom and blows downwardly along said brim of said hardhat.