Outer tube structure for flexible tubes

Details Outer tube structure for flexible tubes Outer tube structure for flexible tubes

1998-05-13

1999-12-07

Hook, James F.

Pipes and tubular conduits

Flexible

Corrugated

138125, 138129, 138173, F16L 11115

Patent

active

059966416

ABSTRACT:
A flexible tube includes an inner tube and an outer tube structure mounted around the inner tube. The outer tube structure includes an outer protective tube wound around the inner tube and including a helical channel defined therein. An elastomeric tubular member is securely mounted in and extended along the helical channel. A rigid strip member is securely received in and extended along a length of the elastomeric tubular member. A number of elastomeric strings received in and extended along the length of the elastomeric tubular member.

REFERENCES:
patent: 2688343 (1954-09-01), Cuddeback
patent: 4098298 (1978-07-01), Vohrer
patent: 4620569 (1986-11-01), Von Glanstatten et al.
patent: 4961977 (1990-10-01), Archer et al.
patent: 5555915 (1996-09-01), Kanao

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