Muffler for an internal combustion engine
United States Patent D583287
US Patent References:
/D197175.html
Gordon - December, 1963 - D197175

Stamp formed exhaust muffler with conformal outer shell
Harwood et al. - March, 1990 - 4909348

Stamp formed muffler with transverse baffle tube
Van Blaircum et al. - April, 1991 - 5004069

Conformal stamp formed muffler
Maag - November, 1995 - D363908

Suction sound damper for a refrigerant compressor
Jensen et al. - January, 2000 - 6017197


Inventors:
Shimokawa, Kouichi (Kawagoe, JP)
Application Number:
D/299453
Publication Date:
12/23/2008
Filing Date:
12/27/2007
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Assignee:
Husqvarna Zenoah Co., Ltd. (Kawagoe-shi, JP)
Primary Class:
D12/194
International Classes:
(IPC1-7): 1216
Field of Search:
181/250, 280/152.1, 454/71, D12/91, 454/69, 280/152.3, 293/105, D12/170, 296/180.2, 180/229, 181/247, 180/296, 181/251, 60/313, 181/248, 180/219, D12/90, 296/77.1, D12/194, 296/78.1, 180/309, 280/160.1, 280/152.2, D12/169, D12/92, 280/770, D15/5, 60/323, 181/228, D12/196, D12/167, D23/393, 181/227, D12/86, 280/848, 293/115, 280/852, 454/81, 181/264, 296/85, 29/890.08, 180/89.2, D12/209, 181/249, 296/180.1, 181/282, 180/225, D12/206, 293/113, 280/304.3
US Patent References:
D446489Muffler for automobileAugust, 2001ParkD12/194
D452672Muffler for automobileJanuary, 2002KimD12/194
D537396MufflerFebruary, 2007Drew et al.D12/194
Primary Examiner:
Zarfas, Louis S.
Assistant Examiner:
Pratt, Michael A.
Attorney, Agent or Firm:
Synnestvedt & Lechner, LLP
Claims:
CLAIM

1. The ornamental design for a muffler for an internal combustion engine, as shown.

Description:

FIG. 1 is a front perspective view of a muffler for an internal combustion engine showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right side view thereof; and,

FIG. 8 is a left side view thereof.