Fluid handling – With coupling
Patent
1979-04-09
1982-03-02
Arola, Dave W.
Fluid handling
With coupling
137115, 285 12, 285319, 285323, 285423, 285DIG22, F16L 2500, F03B 708
Patent
active
043174710
ABSTRACT:
An attachment for flexible or rigid tubing including a male connector for extending into frictional engagement with either flexible or rigid tubing. The male connector includes a sealing member and a set of annular concentric ridges that provide means for sealing the male connector with either flexible or rigid tubing. A compression fastener holds the male connector and tubing in sealing engagement when the attachment is pressurized.
REFERENCES:
patent: 1043683 (1912-11-01), Fieser
patent: 2452219 (1948-10-01), Bergvall et al.
patent: 3684321 (1972-08-01), Hundhausen
patent: 3899198 (1975-08-01), Maroschak
patent: 4103941 (1978-08-01), Stoll
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