Apparatus for making continuous lengths of resin tubes

Details Apparatus for making continuous lengths of resin tubes Apparatus for making continuous lengths of resin tubes

1971-08-16

1976-09-07

Dier, Philip

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Longitudinally progressive helical winding means

156195, 156289, 156443, 156500, B32B 3130, B65H 8108

Patent

active

039792501

ABSTRACT:
Method and apparatus for making resin tubes or pipes, the apparatus comprising a supporting structure having a cylindrical surface and a carrier strip mounted thereon and fed in a plurality of adjacent helical turns to provide a moving cylindrical surface on which the resin articles are formed. Friction reducing means is associated with the interface between the cylindrical supporting surface and the inner surface of the helical turns of the carrier strip. Provision is also made for forming articles by extruding resin material onto the moving cylindrical surface provided by the helical turns of the carrier strip.

REFERENCES:
patent: 2760896 (1956-08-01), Nash
patent: 2828239 (1958-03-01), Fischer
patent: 3004585 (1961-10-01), Lewis et al.
patent: 3240645 (1966-03-01), Friedwald et al.
patent: 3400029 (1968-09-01), Mesrobian et al.
patent: 3464879 (1969-09-01), Poulsen
patent: 3489636 (1970-01-01), Wilson

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