Damper regulator assembly

- Duro-Dyne Corporation
Description

FIG. 1 is a top plan view of the damper regular assembly showing my new design;

FIG. 2 is a side elevational view taken from the inside thereof;

FIG. 3 is an end elevational view thereof;

FIG. 4 is a side elevational view taken in the direction opposite to FIG. 2;

FIG. 5 is an end elevational view taken in the direction opposite to FIG. 3;

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D103758 March 1937 Anderson
D103904 March 1937 Welch
1282811 October 1918 Goldburg
1885548 November 1932 Rosenberg
2345997 April 1944 Anderson
2350441 June 1944 Anderson
3073564 January 1963 Alter
Patent History
Patent number: D300778
Type: Grant
Filed: Jan 10, 1986
Date of Patent: Apr 18, 1989
Assignee: Duro-Dyne Corporation (Farmingdale, NY)
Inventor: Charles Giannone (Babylon, NY)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lavone D. Tabor
Attorneys: Mark T. Basseches, Paula T. Basseches
Application Number: 6/817,554
Classifications
Current U.S. Class: Vent, Ductwork, Or Element Thereof (D23/393); D/8308