Hard Hat with Filtered, Battery-Operated Air Flow System and Method
AssigneePoma 22 LLC
InventorsSteve H. Perusse, Steve Harrington, Joy Salvatin Lee, Carl Tedesco, Marc McCauley
Life of this patent
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Abstract
A hard hat with air flow system includes a hard hat with an air flow passage for passing air through the hard hat and out exits ports at the front of the hat to provide a shield of air downward across the face of a user. The system includes an air filtration system, a blower assembly for drawing air through the air filter and pushing the filtered air into the air flow passage of the hard hat, and a power supply for powering the blower. The filtration system, blower assembly and power supply being supported on a harness such as a belt or backpack, external from the hard hat.
Claims16
A hard hat and air flow system comprising:
- a) a hard hat, the hard hat having a shell, the hard hat having a front and a back and an air flow passage having an air passage inlet port located at the back of the hard hat and a plurality of exit ports located at the front of the hard hat;
- b) a blower, the blower contained in a blower housing, the blower housing in fluid communication with the air passage inlet port, the blower housing positioned external of the hard hat;
- c) a power supply, the power supply in electrical communication with the blower;
- and
- d) an air filtration system, the air filtration system being engaged to a filter housing, the filter housing positioned adjacent to and in fluid communication with the blower housing, the filter housing positioned external to the hard hat, the air filtration system comprising:
- i) a retaining basket defining a plurality of basket openings therethrough, the retaining basket being engaged to the filter housing, and
- ii) a filter cartridge having a filter medium, the filter cartridge being removeably engaged to the retaining basket.
Dependencies are inferred from the claim text.