Method and apparatus for making insulated, reinforced flexible h

Details Method and apparatus for making insulated, reinforced flexible h Method and apparatus for making insulated, reinforced flexible h

1980-12-12

1983-05-24

Anderson, Philip E.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

Composite article making

264103, 264173, 425113, 425817C, B29D 2700

Patent

active

043850189

ABSTRACT:
Hose continuously manufactured with an extruded elastomeric liner with a flexible strand reinforcement laid on the outer surface thereof together with a foam/sponge insulation layer thereon which is attached to the liner between the reinforcement strands. The apparatus comprises a ram air extruder mechanism for extruding the elastomeric foam outer insulation layer, or by addition of chemical blowing agents to the insulation compound.

REFERENCES:
patent: 2810424 (1957-10-01), Swartswelter et al.
patent: 2888954 (1959-06-01), Gates
patent: 3116760 (1964-01-01), Matthews
patent: 3249666 (1966-05-01), French
patent: 4044799 (1977-08-01), Higbee et al.
patent: 4205034 (1980-05-01), Newberry

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