Patent ID: 9453595
Filing Date: 2016-09-27
CPC Classification: B64C,B64D,F16L

Claim Text:
1. A drain mast seal comprising: a continuous wall having a first edge and a second edge that is substantially opposite the first edge; a ceiling substantially perpendicularly coupled to the first edge, forming a substantially hollow cavity within the continuous wall; a barrier extending across the cavity, coupled to the wall and the ceiling and dividing the cavity into a first chamber and a second chamber, wherein the barrier is formed of a continuous piece of material with curvature, the barrier defined by (i) a tab that is substantially parallel to the ceiling and coupled thereto for a predetermined length, (ii) a portion extending downward from the tab, (ii) and curvature defined by a predetermined angle between the tab and the portion that extends downward; and wherein the ceiling has a first opening into the first chamber and has a second opening into the second chamber.