Patent ID: 8627605
Filing Date: 2014-01-14
Classification: A61L,E05F,E06B

Abstract:
1. A door assembly including a vertically moving door to permit and prohibit access through an opening which has a top, a bottom defined by a floor, and at least two sides, the door assembly comprising: a door body having upper and lower end portions, and a lower end having a length substantially extending between the at least two sides of the opening mounted proximate the opening such that the lower end contacts the floor when the door body is in a closed position; a protective body configured in connection with the door body so as to be moveable between a first position under the lower end of the door body when the door body is in at least a partially open position, and, a second storage position; the protective body having at least one debris collecting surface, and opposing ends, the protective body being configured such that debris collected on the debris collecting surface will be urged toward one of the opposing ends; the protective body having a length substantially equal to the length of the lower end.