Pipes and tubular conduits – Plural duct – Surrounding radially spaced duct with axially spaced...
Patent
1991-06-19
1992-10-20
Bryant, III, James E.
Pipes and tubular conduits
Plural duct
Surrounding radially spaced duct with axially spaced...
138109, 138148, 2851331, 141 59, 29890144, F16L 3904
Patent
active
051561913
ABSTRACT:
A hose assembly and method of making the same are provided, the hose assembly having fluid passages therein for respectively conveying a volatile liquid in one direction from the container, the assembly comprising a flexible inner hose having an outer peripheral surface and defining an inner one of the passages, a flexible outer hose having an inner peripheral surface and being disposed around the inner hose, the inner peripheral surface of the outer hose and the outer peripheral surface of the inner hose defining an outer one of the passages, a coupling fixed to an end portion of the outer hose, a tubular fitting fixed to an end portion of the inner hose, and a holding unit holding the fitting and the end portion of the inner hose substantially concentrically within the coupling and the outer hose to define a continuation of the outer passage, the holding unit comprising a spider-like member having a ring telescopically disposed on the fitting and a plurality of substantially straight arms radiating outwardly from the ring and being engageable with the coupling, the spider-like member comprising a one-piece extruded part.
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Grantham Rodger P.
Renshaw Guy L.
Walker Glenn K.
Bryant III James E.
Dayco Products Inc.
Tassone Joseph V.
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