Pipe joints or couplings – Packed – Flanged pipe
Reexamination Certificate
2006-07-11
2006-07-11
Hewitt, James M. (Department: 3679)
Pipe joints or couplings
Packed
Flanged pipe
C285S365000, C285S406000, C285S407000, C285S408000, C285S424000
Reexamination Certificate
active
07073826
ABSTRACT:
Butt joint between two pipe segments (10) of sheet metal with circular or oval cross-section, which respectively exhibit on one end a connecting flange (32), formed one-piece with the adjacent pipe wall (12), for producing the butt joint with an adjacent pipe segment. On the end of each pipe segment (10) there lies, on the outer side thereof, and a least against one radial inner part of a ring rim (14) of each connecting flange (32), a one-piece reinforcing ring (47) of sheet metal.
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Akerman & Senterfitt
METU-System Meinig KG
Pendorf Stephan A.
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