Air flow directing and controlling fixture for heating and ventilating devices

Latest AURORA Konrad G. Schulz GmbH & Co. Patents:

Description

FIG. 1 is a top plan view of an air flow directing and controlling fixture for heating and ventilating devices, with the louvers in the closed position, showing my new design;

FIG. 2 is a left end elevation view thereof, with the louvers in an open position, the opposite end being substantially a mirror image of that shown;

FIG. 3 is a cross sectional view thereof, taken along line 3--3 in FIG. 1 with the individual flaps being removed for convenience of illustration; and

FIG. 4 is a side elevation view thereof with the louvers in a completely open position, the opposite side being a mirror image of that shown.

Referenced Cited
U.S. Patent Documents
D285480 September 2, 1986 Schulz
D288959 March 24, 1987 Schulz
3683787 August 1972 Cary
3762303 October 1973 Hoffman
Foreign Patent Documents
76841 April 1986 JPX
1549177 July 1979 GBX
Patent History
Patent number: D307632
Type: Grant
Filed: Apr 24, 1987
Date of Patent: May 1, 1990
Assignee: AURORA Konrad G. Schulz GmbH & Co. (Mudau)
Inventor: Joachim Schulz (Amorbach)
Primary Examiner: James M. Gandy
Assistant Examiner: Lisa Lichtenstein
Law Firm: Becker & Becker, Inc.
Application Number: 7/42,415
Classifications