System and Method for Rectifying Excessive Clearances of Door Assemblies
AssigneeNational Guard Products, Inc.
InventorsRoger Paul Skold, JR., Daniel Ray Tompkins
Life of this patent
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Abstract
Systems and methods for rectifying excessive bottom or head clearances of door assemblies are disclosed. An example system may comprise a door sweep installed on a first side of a fire door; a door shoe installed on a second opposite side of the fire door; an intumescent seal in an opening between a bottom edge of the fire door and the door shoe or a floor surface; and end caps installed on two narrow side ends of the fire door.
Claims26
A system for rectifying excessive bottom clearances of door assemblies, the system comprising:
- a door sweep installed on a first side of a fire door;
- a door shoe installed on a second opposite side of the fire door;
- an intumescent seal in an opening between a bottom edge of the fire door and a floor surface;
- and
- end caps installed on two narrow ends of the fire door.
A system for rectifying excessive bottom clearances of door assemblies, the system comprising:
- a door sweep installed on either side of a fire door;
- an intumescent seal mounted on a bottom edge of the fire door;
- and
- end caps installed on two narrow side ends of the fire door.
A method for rectifying excessive bottom clearances of door assemblies, the method comprising:
- providing a door sweep on a first side of a fire door;
- mounting a door shoe on a second opposite side of the fire door;
- providing an intumescent seal in an opening between a bottom edge of the fire door and a floor surface;
- and
- mounting end caps on two narrow ends of the fire door.
A method for rectifying excessive bottom clearances of door assemblies, the method comprising:
- providing a door sweep on either side of a fire door;
- mounting an intumescent seal on a bottom edge of the fire door;
- and
- mounting end caps on two narrow ends of the fire door.
Dependencies are inferred from the claim text.