Air diffuser

Description

FIG. 1 is a front perspective view of an air diffuser showing my new design;

FIG. 2 is a perspective view of the ring thereof, shown separately for clarity of illustration;

FIG. 3 is a front perspective view thereof with the cover removed to show the air directing plate mounted thereon;

FIG. 4 is a front perspective view of the cover thereof, shown separately for clarity of illustration; and

FIG. 5 is a rear perspective view of FIG. 4.

Claims

The ornamental design for an air diffuser, as shown and described.

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Inventors:	Sello; Bengt (Stockholm, SE)
Assignee:	Soft Construction AB (Stockholm, SE)
Appl. No.:	07/380,270
Filed:	July 17, 1989

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Foreign Application Priority Data

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Feb 27, 1989 [SE]			890518

Current U.S. Class:	D23/390
Field of Search:	;D23/390,393 ;D25/155 ;98/40.15,40.18

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References Cited [Referenced By]

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U.S. Patent Documents

D123329	October 1940	Serre et al.
2558421	June 1951	Daninhirsch
2994259	August 1961	O'Day

Foreign Patent Documents

	2334256		Jan 1975		DE
	2654131		Jun 1978		DE
	504911		May 1976		SU

Other References

Architectural Record, Apr. 1962, p. 27, Carnes Round Diffusers, Forms One, Two, Three, Four, top of page. . Architectural Forum, May 1957, p. 198, Round Diffusers 1, 2, 3, 4, 5, and 6, middle right and lower left, middle, and right sides of page respectively. . American Builder, 2/60, p. 2, Ceiling Heater, Model 9090, Heat-A-A-Ventilite, middle left side of page. . Architectural Record, Dec. 1961, p. 189, Aluminum Typed Directional Diffuser, top middle side of page. . Architectural Record, Jul. 1960, p. 258, Round Ceiling Diffuser, top left side of page..

Primary Examiner: Gandy; James M.
Assistant Examiner: Lichtenstein; Lisa
Attorney, Agent or Firm: Kinzer, Plyer, Dorn, McEachran & Jambor