Stamp formed muffler with nested chambers
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jan 28, 1997
Grant Date -
N/A
app pub date -
Feb 27, 1995
filing date -
Feb 27, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A stamp formed muffler includes a first plate, a second plate and at least one sheet. A second plate and the sheet are secured in face-to-face relationship with the first plate and define a plurality of tubes and an internal chamber. External shells are secured around the internal plates to enclose the tubes and the internal chamber. The external shell may be formed to engage the internal chamber such that the internal chamber divides the external shell into upstream and downstream chambers.
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