Support frame for rectangular duct

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Description

FIG. 1 is a perspective view of the support frame for a rectangular duct showing a first embodiment of the design.

FIG. 2 is a top plan view of FIG. 1.

FIG. 3 is a front elevation view of FIG. 1.

FIG. 4 is a right side elevation view of FIG. 1; the left side being a mirror image thereof.

FIG. 5 is a bottom plan view of FIG. 1.

FIG. 6 is a perspective view the support frame for a rectangular duct showing a second embodiment of the design.

FIG. 7 is a top plan view of FIG. 6.

FIG. 8 is a front elevation view of FIG. 6.

FIG. 9 is a right side elevation view of FIG. 6; the left side being a mirror image thereof; and,

FIG. 10 is a bottom plan view of FIG. 6.

Claims

The ornamental design for the support frame for a rectangular duct, as shown and described.

Referenced Cited
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Patent History
Patent number: D494265
Type: Grant
Filed: Jul 28, 2003
Date of Patent: Aug 10, 2004
Assignee: Snyder National Corporation (Canton, OH)
Inventors: Darryl L. Snyder (Canton, OH), Pascu Ghinga (Middleburg Heights, OH)
Primary Examiner: Robert A. Delehanty
Attorney, Agent or Law Firm: Sand & Sebolt
Application Number: 29/187,102
Classifications
Current U.S. Class: Vent, Ductwork, Or Element Thereof (D23/393)
International Classification: 2304;