Combustion air vent with flat top and bottom retainers and beveled edge

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Description

FIG. 1 is an exploded view illustrating the components of my combustion air vent with top and bottom retainers;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a rear elevation view thereof, with the rears of the louvers partially shown to more clearly illustrate the screen.

FIG. 5 is a bottom view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a left side elevational view thereof; and,

FIG. 8 is a partial view showing the beveled edge.

Claims

The ornamental design for a combustion air vent with flat top and bottom retainers and beveled edge, as shown and described.

Referenced Cited
U.S. Patent Documents
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2222081 November 1940 Leigh
2930309 March 1960 Prager
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3232205 February 1966 Bumstead
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D222724 December 1971 Zampetti et al.
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4550648 November 5, 1985 Eagle
5120273 June 9, 1992 Lin
5372543 December 13, 1994 Steele
5720660 February 24, 1998 Benedetto et al.
5976009 November 2, 1999 Achen
D492401 June 29, 2004 Achen
D493880 August 3, 2004 Achen
D494669 August 17, 2004 Achen
6875102 April 5, 2005 Achen
D507048 July 5, 2005 Achen
D520626 May 9, 2006 Angers et al.
D521630 May 23, 2006 Achen
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Patent History
Patent number: D621924
Type: Grant
Filed: Jan 25, 2010
Date of Patent: Aug 17, 2010
Inventor: John J. Achen (Yuma, AZ)
Primary Examiner: T. Chase Nelson
Assistant Examiner: David G Muller
Attorney: The von Hellens Law Firm, Ltd.
Application Number: 29/354,493
Classifications
Current U.S. Class: Register Or Diffuser (D23/388)