Duct hanger

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Description

FIG. 1 is an isometric view of a duct hanger showing my new design.

FIG. 2 is a front elevation view thereof.

FIG. 3 is a top plan view thereof.

FIG. 4 is a right side elevation view thereof.

FIG. 5 is a rear elevation view thereof.

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is an isometric view showing multiple duct hangers supporting a heating/ventilation duct.

The broken line showing of the joist and attachment features in FIG. 1 and the ventilation duct, joist and attachment features in FIG. 7 is included for the purpose of illustrating use and environment and forms no part of the claimed design.

Claims

The ornamental design for a duct hanger, as shown and described.

Referenced Cited
U.S. Patent Documents
344691 June 1886 Thomas
683799 October 1901 Reavis
1175802 March 1916 Orcutt
2264666 December 1941 Hexdall
2563242 August 1951 Hexdall
3279300 October 1966 Larson
3458166 July 1969 Lanz
3749341 July 1973 Swessel, Jr.
4183488 January 15, 1980 Shepard
D257947 January 20, 1981 Reynoso
D275264 August 28, 1984 Wegener, II
4706922 November 17, 1987 Grow
5636819 June 10, 1997 Kettlestrings
6202969 March 20, 2001 Orr
6334285 January 1, 2002 Kirschner
6363994 April 2, 2002 Roberts et al.
D462892 September 17, 2002 Snyder
D462894 September 17, 2002 Snyder
D463255 September 24, 2002 Snyder
6481676 November 19, 2002 Bluestone
6595471 July 22, 2003 Botting
6607086 August 19, 2003 Gretz
6612529 September 2, 2003 Snyder
20020113184 August 22, 2002 Snyder
20050017142 January 27, 2005 Ogden
20060197002 September 7, 2006 Dute et al.
Patent History
Patent number: D550831
Type: Grant
Filed: Sep 26, 2005
Date of Patent: Sep 11, 2007
Inventor: Matthew S. Rausch (Fort Collins, CO)
Primary Examiner: Louis Zarfas
Assistant Examiner: David Muller
Attorney: Cochran Freund & Young LLC
Application Number: 29/239,176
Classifications