Flexible plastics hose making apparatus

Details Flexible plastics hose making apparatus Flexible plastics hose making apparatus

1974-12-12

1976-02-17

Spicer, Jr., Robert L.

Plastic article or earthenware shaping or treating: apparatus

Preform assembly means and means for bonding of plural...

Vulcanizing or curing means including a conforming preform...

425112, 425505, 425517, 425224, 425363, 425367, 264174, B29C 2728

Patent

active

039389294

ABSTRACT:
A method of, and apparatus for manufacturing a flexible plastics hose the method comprising extruding a strip of a first plastics material and a reinforcing element of a second plastics material, winding said strip into a helix around a driven mandrel and bonding adjacent turns together by pressure applied between the mandrel and roller means external thereof to form a tubular wall of said plastics material and simultaneously winding said reinforcing element around the helix of said first plastics material in spaced apart helical turns and pressing it into the first plastics material by said roller means so as to partially embed said reinforcing element into said tubular wall.

REFERENCES:
patent: 3207827 (1965-09-01), Kuehule
patent: 3240645 (1966-03-01), Friedwald et al.
patent: 3273199 (1966-09-01), Kleinewefers
patent: 3454695 (1969-07-01), Holmgren
patent: 3526692 (1970-09-01), Onaka

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