Solar cells with concentrators
Patent 4045246 Issued on August 30, 1977. Estimated Expiration Date: 
August 30, 1994. 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.
August 30, 1994. 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 2402662 2946945 3229682 3490950 3923381 Light collectors in cylindrical geometry High efficiency solar panel Apparatus for enhancing the output of photovoltaic solar cells Radiant energy collector Patent #: 4002499 InventorsAssigneeApplicationNo. 603276 filed on 08/11/1975US Classes:136/246, With concentrator, orientator, reflector, or cooling means126/634, With means to convey fluent medium through collector126/690, Parabolic136/248, Hybrid conversion system359/867Concave cylindrical or providing a line focusExaminersPrimary: Mack, John H.Assistant: Weisstuch, Aaron Attorney, Agent or FirmInternational ClassH01L 031/04AbstractThe invention provides a unique arrangement for cooling solar cells that are associated with collectors for collecting solar radiation and concentrating the same on the solar cells.The solar energy concentrators are each characterized by having a chamber with a solar radiation transmissive entrance wall, sidewalls adapted to concentrate solar radiation, one or more solar cells disposed in each chamber, and means for passing a dielectric, transparent cooling fluid through each chamber. The cooling fluid has an index of refraction which promotes solar energy concentration onto the solar cells in addition to that provided by the sidewalls.Other References
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