Expansion chamber

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Description

FIG. 1 is a perspective view of an expansion chamber showing my new design;

FIG. 2 is a plan view of one side thereof, the other side being substantially a mirror image;

FIG. 3 is a side elevational view thereof; and

FIG. 4 is an end elevational view thereof.

Referenced Cited
U.S. Patent Documents
D55964 August 1920 Taber
4186819 February 5, 1980 Nowak et al.
4327815 May 4, 1982 Hattori
Patent History
Patent number: D278326
Type: Grant
Filed: Oct 11, 1983
Date of Patent: Apr 9, 1985
Inventor: John E. Equi (Huntsville, AL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lynn Wilder
Attorney: George J. Porter
Application Number: 6/540,542
Classifications
Current U.S. Class: Tail Pipe Extension Or Muffler (D12/194)