Pipe joints or couplings – Packed – Flanged pipe
Patent
1978-09-29
1980-03-04
Callaghan, Thomas F.
Pipe joints or couplings
Packed
Flanged pipe
285411, F16L 1706
Patent
active
041914104
ABSTRACT:
The device is adapted to facilitate the assembly and disassembly of pipe sections in a blast downpipe. It comprises two flanges defining frustoconical bearing surfaces and a collar comprising clamping jaws which engage on said bearing surfaces. The collar is suspended from a support constructed in two parts, one of which parts is fixed and the other pivotally mounted on the first part. The collar may be clamped or unclamped by means of two screw and nut units.
REFERENCES:
patent: 2640717 (1953-06-01), Scheuring
patent: 2895748 (1959-07-01), Oldham
patent: 3070388 (1962-12-01), Werth
patent: 3661409 (1972-05-01), Brown et al.
patent: 3843167 (1974-10-01), Morrill et al.
patent: 4079970 (1978-03-01), Brett
Aymard Rene
Voituriez Henry
Callaghan Thomas F.
Union Siderurgique du Nord et de l'Est de la France
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