Acoustical baffle

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Description

FIG. 1 is a top, front and left side perspective view of an acoustical baffle showing our new design;

FIG. 2 is a bottom, rear and right side perspective view thereof;

FIG. 3 is a sectional view thereof, taken along line 3--3 in FIG. 1; and

FIG. 4 is a sectional view thereof, taken along line 4--4 in FIG. 1.

Referenced Cited
U.S. Patent Documents
D291601 August 25, 1987 D'Antonio et al.
2830330 April 1958 Heath
4094379 June 13, 1978 Steinberger
4113053 September 12, 1978 Matsumoto et al.
4156476 May 29, 1979 Matsumoto et al.
4158401 June 19, 1979 Matsumoto et al.
4690244 September 1, 1987 Dickie
Patent History
Patent number: D306764
Type: Grant
Filed: Jan 29, 1987
Date of Patent: Mar 20, 1990
Assignee: RPG Diffusor Systems, Inc. (Largo, MD)
Inventors: Peter D'Antonio (Largo, MD), John H. Konnert (Reston, VA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Theodore M. Shooman
Attorney: H. Jay Spiegel
Application Number: 7/8,430