Roof structure

- AAI Corporation
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Description

FIG. 1 is a view in perspective of a roof structure according to my invention, and representing a view of what may form the front/side, or rear/side, or vice versa, of such roof structure, but which for ease of description will be designated as a front/side view.

FIG. 2 is a plan view of the roof structure of FIG. 1.

FIG. 3 is an end elevation view of the roof structure of FIG. 1, according to the illustrative convention adopted for FIG. 1.

FIGS. 4 and 5 are opposite side elevation views of the roof structure of FIG. 1.

Referenced Cited
U.S. Patent Documents
D245338 August 9, 1977 Barr
3875926 April 1975 Frank
3973367 August 10, 1976 Johnson et al.
4000734 January 4, 1977 Matlock
4004574 January 25, 1977 Barr
4020827 May 3, 1977 Harringan et al.
4034735 July 12, 1977 Waldrip
Patent History
Patent number: D249562
Type: Grant
Filed: Dec 29, 1976
Date of Patent: Sep 19, 1978
Assignee: AAI Corporation (Cockeysville, MD)
Inventor: Irwin R. Barr (Lutherville, MD)
Primary Examiner: A. Hugo Word
Attorney: Reginald F. Pippin, Jr.
Application Number: 5/755,325
Classifications
Current U.S. Class: Roof Or Canopy (8) (D25/56); Concave, Catenary Or Flexibly Suspended (D25/21); Fully Enclosed (D25/33)
International Classification: D2502;