Patent ID: 8710361
Filing Date: 2014-04-29
Classification: H01L,Y02E

Abstract:
1. A photovoltaic device comprising: a) a sealed outer transparent casing; b) a substrate, wherein the substrate and the outer transparent casing define an inner volume; c) at least one solar cell disposed on the substrate within the inner volume; d) a filler that occupies a space in the inner volume, wherein the filler comprises a filler composition that directly contacts the at least one solar cell in the inner volume; e) a first airtight sealed container that is either (i) within the inner volume or (ii) defined by a hollow core of the substrate, the container defined by at least one wall and an opening, wherein the opening opens to the filler; and f) a diaphragm sealing the first container from the filler thereby defining a container volume within the container.