Pipe joints or couplings – Convertible
Patent
1981-03-10
1984-01-17
Arola, Dave W.
Pipe joints or couplings
Convertible
285158, 285178, 285368, F16L 2500
Patent
active
044261039
ABSTRACT:
The invention relates to a flange joint for use at relatively low pressures, whereby the pipe to be joined is provided with a peripheral shoulder against which a flange abuts, the flange being tightened by means of clamping bolts. For each clamping bolt is provided a separate flange piece which abuts against only a small portion of the peripheral shoulder.
REFERENCES:
patent: 2082173 (1937-06-01), Miller
patent: 3447821 (1969-06-01), Bochory
patent: 3493249 (1970-02-01), Conrad et al.
patent: 4225264 (1980-09-01), Coone
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