Patent ID: 8333229
Filing Date: 2012-12-18
Classification: E06B

Abstract:
1. A draft arrester for a roll-up overhead door, the draft arrester comprising: a substantially flexible draft curtain including a lower end and an upper end; a first pair of spaced-apart wheels operatively coupled to the lower end of the draft curtain, the first pair of spaced-apart wheels biased against a portion of the roll-up overhead door; and a curtain support coupled to the upper end of the draft curtain and adapted to be mounted to a header of an overhead roll-up door, the header having a top panel wherein the draft curtain is mounted so as to substantially extend between the top panel of the door header and at least one of a portion of the roll-up overhead door wound around a rotatable roller and the rotatable roller and the draft curtain is capable of dynamically flexing and extending in response to the door panel winding and unwinding around the rotatable roller.