Air diffuser with multiple layer disk

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Description

FIG. 1. is a front perspective view thereof.

FIG. 2. is a front side view thereof, the back side view being identical.

FIG. 3. is a left side view thereof, the right side view being identical.

FIG. 4 is a top plan view thereof;

FIG. 5. is a bottom plan view thereof; and,

FIG. 6. is a cross-sectional view thereof.

Claims

The ornamental design for an air diffuser with the multiple layer disks, as shown and described.

Referenced Cited
U.S. Patent Documents
2144631 January 1939 Kurth
D113831 March 1939 Blumenthal
D120266 April 1940 Kurth
2199525 May 1940 Kurth
2228603 January 1941 Kurth
2255850 September 1941 Kurth
D139347 November 1944 Duffner
D150357 July 1948 Herbster
D158672 May 1950 Koch
D166299 April 1952 Corbett
4884497 December 5, 1989 Dosmann
Patent History
Patent number: D522138
Type: Grant
Filed: Dec 10, 2003
Date of Patent: May 30, 2006
Inventor: Myunghan Ko (Daejon, Choong Chung do, 302-750)
Primary Examiner: Robert M. Spear
Assistant Examiner: Susan Bennett Hattan
Application Number: 29/195,308
Classifications
Current U.S. Class: Miscellaneous (D23/499)