Fluid handling – With repair – tapping – assembly – or disassembly means – Tapping a pipe – keg – or apertured tank under pressure
Patent
1998-07-07
2000-02-08
Walczak, David J.
Fluid handling
With repair, tapping, assembly, or disassembly means
Tapping a pipe, keg, or apertured tank under pressure
137322, 137588, F16K 4300
Patent
active
060218029
ABSTRACT:
A device for connecting at least a discharge tube and return tube to a bung connection of a container for liquids and the like, said connection being embodied with inner screw thread, which device comprises a cylindrical insert with screw thread arranged on the cylinder outer wall and co-acting with the bung, in addition to a bottom provided with at least two openings, a tube connecting bung for placing with the lower surface on this bottom and provided with passages for the discharge tube and return tube aligned with these openings, and a clamping piece for fixing the connecting bung in the cylindrical insert via connectors wherein there are arranged lugs placed in a determined pattern and recesses receiving these lugs, wherein the clamping piece is connected non-slidably in axial direction to the bung but freely rotatable relative thereto, and wherein the connectors in the insert are arranged at a distance from the bottom in order to form a chamber, the recesses are placed above the chamber in the insert and the lugs lie on a downward extended part of the clamping piece and at a distance below the connectors, whereby the tube to be connected onto the container remains free of tension.
REFERENCES:
patent: 3734332 (1973-05-01), Grulich
patent: 4509663 (1985-04-01), Fallon
patent: 4699298 (1987-10-01), Grant et al.
patent: 5669595 (1997-09-01), Bytheway
Leifels Joachim
Van der Heijden Johannes Arnoldus Petrus
Walczak David J.
Wiva Verpakkingen B.V.
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