Pipe joints or couplings – With assembly means or feature – Molded joint facilitator
Patent
1996-01-02
1997-11-18
Melius, Terry Lee
Pipe joints or couplings
With assembly means or feature
Molded joint facilitator
285 23, 285242, F16L 4702
Patent
active
056879962
ABSTRACT:
A molded part has welding sleeve portions (2) which are each provided with a heating coil (3a, 3b) for joining to tubular parts. A cylindrical sleeve end part (7) can be tensioned by at least one tensioning system against the inserted tubular part, thus providing fixing and holding of the parts before welding and during welding.
REFERENCES:
patent: 3828403 (1974-08-01), Perrin et al.
patent: 4770442 (1988-09-01), Sichler
patent: 4915417 (1990-04-01), Sarno et al.
patent: 4927183 (1990-05-01), Steinmetz et al.
patent: 5252810 (1993-10-01), Trosch et al.
Hilger Helmut
Petry Dirk Alexander
Steinmetz Hans-Werner
Georg Fischer Rohrleitungssysteme AG
Melius Terry Lee
Shackelford Heather
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