Pipes and tubular conduits – Flexible – Spirally wound material
Patent
1982-06-23
1984-06-05
Marcus, Stephen
Pipes and tubular conduits
Flexible
Spirally wound material
98DIG7, F16L 1100
Patent
active
044522800
ABSTRACT:
The invention relates to a flexible hose formed of a wound web material and having its walls reinforced by wire windings, with the edges of successive web windings overlapping one another. In accordance with the invention, the longitudinal axes (Da) of the wires (13, 13', 13") and the longitudinal axis (ba) of the web material (3) extend at equal inclination with respect to the hose axis (A), and the reinforcement consists of at least two wire windings.
REFERENCES:
patent: 2858854 (1958-11-01), Daggett
patent: 3300571 (1967-01-01), Downey et al.
patent: 3739815 (1973-06-01), Rejeski
patent: 4203476 (1980-05-01), Vitellaro
Alcan Ohler GmbH
Marcus Stephen
Thronson Mark
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