Pipe joints or couplings – Having plural independent paths – Parallel paths
Reexamination Certificate
2011-02-15
2011-02-15
Bochna, David E (Department: 3679)
Pipe joints or couplings
Having plural independent paths
Parallel paths
C285S288100, C285S222000, C060S323000, C029S890080
Reexamination Certificate
active
07887100
ABSTRACT:
An apparatus and method of coupling standard exhaust tubing of a circular cross-section with irregular or non-circular exhaust ports of an internal combustion engine in an efficient, economic, and robust manner. The nature of the connection allows for irregular or non-circular exhaust ports to be mated to round tubing with minimal air flow impact and a high strength welded connection, with reduced manufacturing scrap and increased CNC manufacturing capability.
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Bochna David E
Car Sound Exhaust Systems, Inc
Welch Kevin M.
LandOfFree
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