Adhesive bonding expanded insert hose construction assembly

Details Adhesive bonding expanded insert hose construction assembly Adhesive bonding expanded insert hose construction assembly

1992-01-10

1993-08-10

Rosenbaum, Mark

Metal working

Means to assemble or disassemble

Coupling to conduit

294695, 29507, 29890144, 29DIG1, 138121, 285258, B23P 1904, F16L 33213

Patent

active

052337391

ABSTRACT:
A hose construction and methods of making the same are provided, the hose construction comprising a tubular hose and a coupling secured to one end of the tubular hose, the inner peripheral surface of the tubular hose comprising an inner corrugated hose made of polymeric material and having inwardly convex projections with recesses therebetween and extending from one end of the tubular hose to the other end thereof, the coupling having an insert disposed in one end of the tubular hose and being radially outwardly expanded into sealing relation with the inner corrugated hose, the insert having an outer peripheral surface defined by a plurality of outwardly convex projections with recesses therebetween, the projections of the insert being respectively received in the recesses of the inner hose and the projections of the inner hose being respectively received in the recesses of the insert whereby the interior of the tubular hose is substantially sealed to the interior of the coupling, the inner peripheral surface of the inner hose having been treated so that the projections and recesses thereof more readily conform to the recesses and projections of the insert at the time the insert was radially outwardly expanded.

REFERENCES:
patent: 3246393 (1966-04-01), Worth
patent: 4927476 (1990-05-01), Watkins
patent: 5037143 (1991-08-01), Sanders et al.

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