Dispensing container manufacturing apparatus and methods

Details Dispensing container manufacturing apparatus and methods Dispensing container manufacturing apparatus and methods

1974-04-16

1976-04-27

Lanham, C. W.

113 7A, 113120D, B21D 5136

Patent

active

039526763

ABSTRACT:
Collapsible toothpaste and like dispensing containers having flexible body walls and externally threaded discharge necks are formed by wrapping a sheet of flexible material about a mandrel and fastening overlapping side edges together to provide a tubular body shell having a longitudinal seam, and then inserting and clamping one end of the formed body shell between nested mechanically interengaged inner and outer head structure elements.

REFERENCES:
patent: 948551 (1910-02-01), Rigby
patent: 1256672 (1918-02-01), Forslund
patent: 1850679 (1932-03-01), Leis
patent: 2158176 (1939-05-01), Dewey
patent: 3671360 (1972-06-01), Ochi
patent: 3700513 (1972-10-01), Haberhauer et al.

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