Acoustic foam sound reducer for vacuum power unit

- H-P Products, Inc.
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Description

FIG. 1 is a top perspective view of an acoustic foam sound reducer for vacuum power unit showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view of FIG. 2;

FIG. 7 is a left side elevational view of FIG. 2; and,

FIG. 8 is a front elevational view thereof, showing the acoustic foam sound reducer located within a vacuum power unit, the unit being shown in broken lines for illustrative purposes only, forming no part of the claimed design.

Claims

The ornamental design for an acoustic foam sound reducer for vacuum power unit, as shown and described.

Referenced Cited
U.S. Patent Documents
2328236 August 1943 Stoner
2731194 January 1956 Kent
2948210 August 1960 Conlan
4015683 April 5, 1977 Williams
4356591 November 2, 1982 Lude
4435877 March 13, 1984 Berfield
4786299 November 22, 1988 DeMarco
4938309 July 3, 1990 Emdy
D337914 August 3, 1993 McDonald
5400463 March 28, 1995 Attard et al.
5548867 August 27, 1996 Hwang et al.
5720074 February 24, 1998 Lee
5919030 July 6, 1999 Iwatake et al.
D421359 March 7, 2000 Liao
6094774 August 1, 2000 Larsen et al.
Patent History
Patent number: D494331
Type: Grant
Filed: Jul 25, 2003
Date of Patent: Aug 10, 2004
Assignee: H-P Products, Inc. (Louisville, OH)
Inventors: Darrell V. Nieschwitz (Alliance, OH), Andrew L. Gabric (Louisville, OH)
Primary Examiner: Ruth McInroy
Attorney, Agent or Law Firm: Sand & Sebolt
Application Number: 29/186,987
Classifications
Current U.S. Class: For Vacuum Cleaner (D32/31)
International Classification: 1505;