Zero step sill extruded flush threshold door seal system

Details Zero step sill extruded flush threshold door seal system Zero step sill extruded flush threshold door seal system

2009-09-11

2011-12-13

Johnson, Blair M (Department: 3634)

Flexible or portable closure, partition, or panel

Plural strip, slat, or panel type

With mounting or supporting means

C160S040000, C160S199000, C049S469000, C049S475100, C277S921000, C277S644000, C277S630000, C277S637000

Reexamination Certificate

active

08074699

ABSTRACT:
The present application is directed to a manual or automatic flush threshold door seal system used on folding exterior doors along with an alternate embodiment for conventional exterior entryway doors that will not impede the passage of a wheelchair. A flexible weather seal can be put in a retracted or down position within an aluminum extrusion imbedded within the threshold providing a flush access surface and may be raised up into the upright position providing an adequate weather seal.

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patent: 2010/0066221 (2010-03-01), Hakemann

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