Patent
   D494331
Priority
Jul 25 2003
Filed
Jul 25 2003
Issued
Aug 10 2004
Expiry
Aug 10 2018
Assg.orig
Entity
unknown
1
15
n/a
The ornamental design for an acoustic foam sound reducer for vacuum power unit, as shown and described.

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.

Nieschwitz, Darrell V., Gabric, Andrew L.

Patent Priority Assignee Title
7434657, May 11 2004 H-P Products, Inc. Acoustic foam sound reducer for vacuum power unit
Patent Priority Assignee Title
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4786299, May 30 1985 Vacuum loader with silencer base
4938309, Jun 08 1989 M.D. Manufacturing, Inc. Built-in vacuum cleaning system with improved acoustic damping design
5400463, Feb 16 1993 BEAM OF CANADA, INC Noise dampened canister vacuum cleaner
5548867, Mar 03 1994 SAMSUNG KWANG-JU ELECTRONICS CO , LTD Vibroisolating apparatus of vacuum cleaner
5720074, Aug 31 1995 Daewoo Electronics Corporation Vacuum cleaner having a noise reduction system
5919030, Mar 29 1996 Sanyo Electric Co., LTD Electric fan
6094774, Oct 10 1995 Nilfisk A/S Silencer for a suction cleaner
D337914, Jun 15 1992 FLORIDA FOAM FABRICATORS, INC Facial prone pillow
D421359, May 12 1999 Hwa Shin Musical Instrument Co., Ltd. Seat cushion
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 23 2003NIESCHWITZ, DARRELL V H-P PRODUCTS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0143330958 pdf
Jul 23 2003GABRIC, ANDREW L H-P PRODUCTS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0143330958 pdf
Jul 25 2003H-P Products, Inc.(assignment on the face of the patent)
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