Butt joint between two pipe segments of sheet metal and...

Pipe joints or couplings – Packed – Flanged pipe

Reexamination Certificate

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Details

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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patent: WO 97/23743 (1997-07-01), None
patent: WO 02/24369 (2002-03-01), None

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