Air cooled umbrella
Patent 5349975 Issued on September 27, 1994. Estimated Expiration Date: 
November 2, 2013. 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.
November 2, 2013. 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 3102547 3177881 3444799 Vented metal umbrella kit Adjustably vented umbrella Electric fan for patio umbrella Raining umbrella Combination canopy and fan Air flow lounge umbrella apparatus Wind-resistant umbrella Patent #: 5289839 InventorApplicationNo. 144404 filed on 11/02/1993US Classes:135/16, Combined135/33.7, With ventilator or viewing window429/123Having means to interchangeably connect plural individual cells or means to conectively support cell to current seeking apparatusExaminersPrimary: Mai, LannaAttorney, Agent or FirmForeign Patent References
International ClassA45B 003/00AbstractAn air cooled umbrella is provided having a rod, a handle with a handgrip, a top spring, a runner, a plurality of stretchers, and a collapsible canopy. A plurality of flat ribs are under the canopy. Each flat rib has a plurality of holes therethrough for venting hot air from under the canopy when opened. An electric fan is built into the rod directly under the canopy, so as to speed up the venting of the hot air and to supply cool air to a person under the canopy. The fan may be supplied power from a solar cell panel mounted on the canopy of the umbrella or alternatively from a separate rechargeable handle battery pack. The separate rechargeable handle battery pack may be charged by either the solar cell panel or a separate house current wall socket charger assembly.Field of SearchCombinedRibs and stretchers With ventilator or viewing window Having disparate support structure, e.g., eyeglass temple, etc. HAVING DISPARATE NONELECTRICAL FUNCTION Having means to interchangeably connect plural individual cells or means to conectively support cell to current seeking apparatus |
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