Hose

Pipes and tubular conduits – Flexible – Corrugated

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Details

138132, 138133, 138129, F16L 1108

Patent

active

040982980

ABSTRACT:
Flexible reinforced pressure and suction hose of the type in which a wire helix is sandwiched between inner and outer wall members including a strip of relatively hard material disposed between the wall members and wound intermediate the turns of the helix and spaced therefrom for forming a helical cavity between the wall members containing the helix and permitting movement of the helix therein. A stranded reinforcing layer may also be included between the wall members.

REFERENCES:
patent: 1005134 (1911-10-01), Balliett
patent: 2330651 (1943-09-01), Welger
patent: 2448485 (1948-08-01), Chernack
patent: 2558763 (1951-07-01), Lee
patent: 3076737 (1963-02-01), Roberts
patent: 3137319 (1964-06-01), St. John et al.
patent: 3210234 (1965-10-01), Baskin et al.

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