Method for making a self-supporting flexible hose, devices for e

Details Method for making a self-supporting flexible hose, devices for e Method for making a self-supporting flexible hose, devices for e

1989-06-28

1992-03-17

Powell, William A.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156195, 138134, 138135, 138136, B31C 1300, F16L 1100

Patent

active

050965212

ABSTRACT:
Method for making a flexible hose with in cross section one flat side, and a spiral coil of a profiled strip with upright distant edges engaging with each other in adjacent windings in which said profiled strip is wound on a mandrel of suitable cross section and a discrete filling element is inserted into each of the respective hollow internal spaces of the wall during the winding of the profiled strip on the mandrel; device for carrying out this method and a flexible hose obtained by this method with discrete filling elements in the respective hollow spaces.

REFERENCES:
patent: 3895423 (1975-07-01), Arakelov et al.
patent: 3957084 (1976-05-01), Jung
patent: 4310946 (1982-01-01), Baker et al.
patent: 4330356 (1982-05-01), Grollimund et al.

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