One-piece molded corner flashing for dormers, roof offsets and chimneys

US20050268561A1Inactive Publication Date: 2005-12-08LANE STEVEN J +2
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Patent Information

Authority / Receiving Office
US · United States
Current Assignee / Owner
LANE STEVEN J
Publication Date
2005-12-08
Estimated Expiration
Not applicable · inactive patent

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Abstract

A one-piece molded plastic flashing precisely fits outside corners of chimneys, dormers and roof offsets on pitched roofs ranging from 3 / 12 to 12 / 12 consisting of a horizontal roof plane, and a pair of vertical planes, angled with respect to one another to match with the pitch of the roof.
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Description

CROSS-REFERENCE TO RELATED APPLICATIONS

[0001] NONE STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT

[0002] Research and development of this invention and Application have not been federally sponsored, and no rights are given under any Federal program. REFERENCE TO A MICROFICHE APPENDIX

[0003] NOT APPLICABLE BACKGROUND OF THE INVENTION

[0004] 1. Field of the Invention

[0005] This invention relates to the prevention of leakage at the corner intersection of roof penetrations—such as at those locations where chimneys exit through the roof and where dormers meet the slanted plane of the roof. More particularly, the invention represents an improvement over the corner flashing shown in U.S. Pat. No. 5,077,943 to McGady, issued Jan. 7, 1992.

[0006] 2. Description of the Related Art

[0007] As will be appreciated, at these intersections, a roofing contractor conventionally trims a piece of flashing into a corner so that a waterproof envelope is provided by the shingles of the ...

Claims

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