Patent ID: 9598895
Date: 2017-03-21
CPC Classifications: E06B

Claim:
1. A door sealing system comprising: an outer housing, a door seal partially disposed within the outer housing, the door seal comprising a sealing element, the sealing element having a sealing position for sealing between one of a lower side and an upper side of a building door wing and a respective one of a floor and a ceiling, and an air duct which, when the sealing element is in the sealing position, permits air to circulate from a first longitudinal side of the door seal to a second longitudinal side of the door seal, the second longitudinal side being opposite to the first longitudinal side, wherein the air duct runs along at least a part of the first longitudinal side and at least a part of the second longitudinal side, and wherein at least one fan is disposed in the air duct to move air through the air duct from the first longitudinal side to the second longitudinal side when the sealing element is in the sealing position, wherein the at least one fan is disposed in the outer housing between a top wall of the door seal and a top wall of the outer housing and between side walls of the outer housing, and wherein the at least one fan includes an arcuate flow duct with an inlet on the first longitudinal side of the door seal and an outlet on the second longitudinal side of the door seal.