Manufacturing containers from multilayered material

Details Manufacturing containers from multilayered material Manufacturing containers from multilayered material

1987-08-11

1988-11-01

Dawson, Robert A.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156 78, 15624413, 156500, 206822, 220444, 220902, 220DIG13, 2641771, 425113, 425817C, 428398, B29C 4706, B32B 108, B32B 110

Patent

active

047817739

ABSTRACT:
A method of manufacturing containers, the method comprising the steps of (a) extruding an elongate tube of plastics material, the tube having a rectangular outer cross-section and an elongate central cylindrical cavity; (b) cutting the tube transversely into a plurality of container body portions; (c) sealing a base to one end of each body portion; and (d) sealing a top to the other end of each body portion. The invention also provides apparatus for manufacturing containers, comprising an extrusion device for extruding an elongate tube of plastics material, the tube having a rectangular cross-section and an elongate central cylindrical cavity, a cutting device for cutting the tube transversely into a plurality of container body portions, a first sealing means for sealing a base to one end of each body portion and a second sealing means for sealing a top to the other end of each body portion.

REFERENCES:
patent: 3403714 (1968-10-01), Hulm
patent: 3810839 (1974-05-01), Creaser
patent: 4093414 (1978-06-01), Swiatovy
patent: 4221621 (1980-09-01), Seki et al.
patent: 4310366 (1982-01-01), Van Manen
patent: 4533050 (1985-08-01), Bake

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