Safety goggles with active ventilation system
January 16, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3031675 3368220 3825953 Anti-fogging sports goggle Goggles for ski use Ventilated welding shield Apparatus for removing condensate from a sealed face visor and for indicating a dangerous environmental temperature Face protecting mask intended to be used in general medicine and more particularly in surgery Face mask assembly and method having a fan and replaceable filter Ski goggles InventorsAssigneeApplicationNo. 008419 filed on 01/16/1998US Classes:2/436, By ventilation of shield2/171.3With forced air circulatorExaminersPrimary: Nerbun, PeterAttorney, Agent or FirmInternational ClassA61F 009/02AbstractA goggles apparatus 10 is provided with an active ventilation system for reducing fogging of the goggles during use. The goggles apparatus includes, among other features, a lens 12, a body 14 supporting the lens and presenting shielding walls that define an interior space adjacent an interior surface of the lens, and inlet and outlet ports formed in the body. A fan 54 is supported in the outlet port of the goggles for drawing air through the inlet port into the interior space, and an air filter 32 is supported in the inlet port for treating air entering the goggles to protect against irritants reaching the eyes of the wearer. | |
